- 't Hoen, André to (?), Alfonso II, King of Asturias
- (?), Alfonso II, King of Naples to (?), Ann
- (?), Ann to (?), Anseau II, Seigneur de Trainel
- (?), Anseau, Seigneur de Venisy to (?), Boleslaw III, Duke of Poland
- (?), Boleslaw III, Duke of Wroclaw to (?), Charles V, Duc de Lorraine
- (?), Charles V, Roi de France to (?), David
- (?), David to (?), Ecgberht
- (?), Ecgfrida to (?), Elizabeth
- (?), Elizabeth to (?), Elizabeth S.
- (?), Elizabeth Sylvia Mary to (?), Eve
- (?), Eve, Countess of Buchan to (?), Gertrude
- (?), Gertrude to (?), Hannah
- (?), Hannah to (?), Hussa, King of Bernicia
- (?), Hutia to (?), Jane
- (?), Jane to (?), Joan
- (?), Joan to (?), Ketil
- (?), Kifigar to (?), Lyndy
- (?), Léopold II, Roi des Belges to (?), Margaret
- (?), Margaret to (?), Mary
- (?), Mary to (?), Mary Ann
- (?), Mary Ann to (?), Myrna
- (?), Myrtle to (?), Pedro II, Rey de Aragón
- (?), Pedro III, Rey de Aragón to (?), Richwara
- (?), Ricsige, King of Northumbria to (?), Sarah
- (?), Sarah to (?), Susanna
- (?), Susanna to (?), unknown
- (?), unknown to (?), unknown wife
- (?), unknown wife to (?), unknown wife
- (?), unknown wife to (?), Wisigarda Lethingi
- (?), Wladislaw I Herman, Duke of Poland to Aaron, Valerie
- Aarons, Nelly Rose to Abbott, Frank Sydney
- Abbott, Frederick Cecil to Abbott, Winifred Maud
- Abbottsmith, Alexander to Abel Smith, Henrietta
- Abel Smith, Henriette Alice to Abercrombie, William Frazer
- Abercromby of Aboukir and Tullibody, 1st Baroness, co. Clackmannan (Mary Anne) to Abercromby, William of that Ilk
- Aberdare of Duffryn, 1st Baron, co. Glamorgan (Henry Austin) to Abernethy, Margaret
- Abernethy, Margaret to Abo, Zara d'
- Abolins, Clare Elizabeth to Accocelli, Randalph
- Accousti, Barbara to Ackerman, Walter D.
- Ackermann, Erich to Acland, Cynthia Helen
- Acland, Daniel James to Acland, Michael Christopher Dyke
- Acland, Michael Dyke to Acton, Catherine
- Acton, Catherine to Acton, Zoe
- Acton-Adams, Adine to Adam, Charles Henri
- Adam, Charles Keith to Adams, Ann-Marie
- Adams, Anna Elizabeth to Adams, Eliza
- Adams, Eliza to Adams, Isabel Jane
- Adams, Isabel Maria Frances to Adams, Marie
- Adams, Marie Stuart to Adams, Sarah Catherine
- Adams, Sarah Eliza to Adamson, James Maxwell
- Adamson, Jamies Mark to Adderley, Enlon
- Adderley, Evelyn Augusta to Addington, Margaret Penrose
- Addington, Margery to Addison, Winifred
- Addley, Barry to Adler, Zackary
- Adlerberg, Alexander to Affleck, William (Reverend)
- Afflick, Deborah to Agar-Ellis, Patricia Mary
- Agar-Robartes, Alexander George (Hon.) to Agnew, Andrew David Carnegie
- Agnew, Andrew David Quentin to Agnew, Hazel Patricia
- Agnew, Heather Elizabeth to Agnew, Mary Jane
- Agnew, Mary Kathleen to Agnew, Ysabel August Aurelia
- Agnew-Somerville, Amelia Rachel to Aichelberg-Markenberg, Udalhild von
- Aichelburg, Elisabeth Gräfin von to Ainley-Walker, Katherine Mary Skrine
- Ainsco, John Westley to Aird, Nellie Phyllis
- Aird, Oliver Humphrey MacGregor to Aitchison, Winifred Helen
- Aitchison-Denman, Marion to Ajmone-Marsan, Umberta
- Aked, Alice Theodora to Al-Hussein, Noor (Queen)
- Al-Karaghouli, Dani Wati to Albert, Winifred Evelyn
- Albertario, Carlo to Alchin, Vanessa Frances
- Alchorn, Elizabeth to Aldborough, William
- Aldcorn, Mary Hall to Aldous, William
- Aldred, Alice Veronica to AlecBanes-Walker, Violet Rosa Sonia
- Aledo, Fernanda Herrero de to Alexander, Anna Maria Julia
- Alexander, Annabel Maria Therese to Alexander, Edward Bruce
- Alexander, Edward Currie to Alexander, Jacqueline Harriet
- Alexander, Jacquelyn to Alexander, Margaret Mary
- Alexander, Margaret Sylvia Daphne to Alexander, Sarah
- Alexander, Sarah to Aleyn, William
- Alez, Herriot to Alington, William, 3rd Baron Alington of Killard
- Aliotti, Bonaccorsa to Allan, William David
- Allana, Abdullabhoy Gulamhusen to Alldis, Oliver Charles
- Allegri, Lina to Allen, Charlotte Elinore Mary
- Allen, Charlotte Hayes Hume to Allen, George
- Allen, George to Allen, John
- Allen, John to Allen, Mary Evelyn
- Allen, Mary Fleming to Allen, Susan Mary
- Allen, Susan Mary to Allerhand, Taffeta Annie
- Allermand, Mireille Yvette to Allfrey, Patrick
- Allfrey, Peter to Allison, William Francis Dudley
- Allison, William Henry to Allsopp, William Henry
- Allsopp, Winifred Violet to Alsford, W. J.
- Alson, Anne Mary Theresa to Altamont, Earl of (Christopher Ulick)
- Altaribus, Hugh de to Altham, Margaret Livingstone
- Altham, Maria Wilhelmina Gräfin von to Alvarez de Toledo y Samaniego, Jose, Conde de la Ventosa
- Alvarez de Toledo y Silva, Rosalia (Doña) to Amberg, William M.
- Amberley, 1st Viscount, of Amberley, co. Gloucester and Ardsalla, co. Meath (John) to Amesbury, Raleigh Cornwallis
- Amesbury, Richard Anthony to Amorie, Roger d', 1st Lord d'Amorie
- Amory, 1st Viscount, of Tiverton, co. Devon (Derick) to Amyand, Mary
- Amyand, Mary Catharine to Anderdon, Sybilla Marjory
- Anderl, Gustav to Anderson, Cecil Haig Learmouth
- Anderson, Cecilia Claribel to Anderson, Frances Laurence
- Anderson, Frances Maria to Anderson, Jeffrey Alan
- Anderson, Jemima Eliza to Anderson, Mary E.
- Anderson, Mary Elizabeth to Anderson, Truman Derwood, Jr.
- Anderson, unknown to Ando, Victoria Emanuela Eleanora
- Andoe, Alexandra to Andrews, Baroness, of Southover in the County of East Sussex (Elizabeth Kay)
- Andrews, Bernard to Andrews, Jasmine Judy
- Andrews, Jean to Andrews, Sarah D.
- Andrews, Sarah H. to Angel, Townley James
- Angeles, Jenna Lynne to Angove, William Collier
- Angrand, Amelia Jane to Anhalt-Bernburg, Dorothea Matilde von
- Anhalt-Bernburg, Eleonore Hedwig von to Anhalt-Dessau, Wilhelm Gustav von
- Anhalt-Dessau-Köthen, Herzog von (Leopold IV Friedrich) to Anjou, Ermengarde d'
- Anjou, Ermisende d' to Annaly of Annaly and Rathcline, Marye Isabel
- Annaly of Tenelick, 1st Baron, co. Longford (Henry) to Annesley, Caroline
- Annesley, Caroline to Annesley, Mabel Frances
- Annesley, Mabel Jeannie to Ansbach, Herzog von (Georg)
- Anscell, Catherine to Anson, Frances Elizabeth
- Anson, Frances l' to Anson, Yvonne
- Anson-Horton, Henry to Anstruther, Margaret
- Anstruther, Margaret to Anthony, unknown daughter
- Antich, Audrey to Antrobus, Michael Ronald
- Antrobus, Millicent to Appleton, Henry, 3rd Bt.
- Appleton, Henry, 4th Bt. to Aquilar, Henry Torrens d'
- Aquillion, Isobel to Arbre de Malander, Jean de l'
- Arbuckle, Alice to Arbuthnot, Herbert Robinson
- Arbuthnot, Hester Marion to Arbuthnot, William, 1st Bt.
- Arbuthnot-Dolan, Bonnie to Arbuthnott, Margaret
- Arbuthnott, Margaret to Archdale, Blith
- Archdale, Brenda to Archdall, Catherine Jane
- Archdall, Charles to Archer, Anne
- Archer, Anne to Archer, May
- Archer, Michael George Murray to Archibald, Muriel Osborne
- Archibald, Myles Falcon Downes to Ardagh-Walter, Prudence Mary
- Ardales, 21° Marqués de (Jaime) to Arden, Maud
- Arden, Maud to Arenberg, Valerie Marie von
- Arenburg, Eleonore Prinzessin und Herzogin d' to Argyll, Thane of (Somerled)
- Argyropoulos, Maria to Arkwright, Mary
- Arkwright, Mary to Armfield, William Alexander
- Armildez, Arabuena to Armitstead, Robert Charles Henry (Lt.-Col.)
- Armour, Aleksandra Pavlovna to Armstrong, Eleanor
- Armstrong, Eleanor Justina to Armstrong, Kathryn Anne
- Armstrong, Kenneth Harry to Armstrong, William
- Armstrong, William to Armytage, Winifred Harriett
- Armytage-Creyke, Everilda Frances to Arnold, Richard
- Arnold, Richard Aldous to Arnott, Thomas of Chappel Kettle
- Arnott, Veronica Mary to Arrow, William
- Arrowsmith, Abigail to Arthur, Leonard Robert Sunkersett
- Arthur, Leonora Frances to Arundel, Countess of (Anne)
- Arundel, Countess of (Anne) to Arundell, Jane
- Arundell, Jane to Arvidsson, Rosamund
- Arvse, Henry to Ashbrooke, Veronica Philippa
- Ashburner, Alan to Ashburnham, Sophia
- Ashburnham, Theodosia Julia to Ashe, Zoe Cecilia
- Ashe-A'Court, Lætitia to Ashley, William
- Ashley-Cooper, Anne to Ashton, Julie
- Ashton, Karen to Ashworth, Louisa Beatrice
- Ashworth, Louisa Child to Asleiffson, Sweyn
- Aslin, Kyra to Asquith, Nicola
- Asquith, Patricia to Assheton, Richard
- Assheton, Richard (Sir) to Astley, Elizabeth
- Astley, Elizabeth to Astley-Corbett, Pamela Irene
- Astley-Jones, A. to Aston, Yvonne
- Astor of Hever, 1st Baron, of Hever Castle, co. Kent (John Jacob) to Astry, Samuel (Sir)
- Asturias, Alfonso I of to Athill, William Robert Charles
- Athinscuby, unknown to Atkin, William Robert
- Atkindon, unknown to Atkinson, Annesley Moira
- Atkinson, Annie Johnstone to Atkinson, Jane
- Atkinson, Jane to Atkinson, William
- Atkinson, William to Attlee, Nicola
- Attlee, Patricia Marianne Bravery to Aubrey, John (Sir)
- Aubrey, John, 1st Bt. to Auchinleck, Marion
- Auchinleck, Marjory to Audley, Baroness (Lily Pauline)
- Audley, Baroness (Lucy) to Auger, William
- Augeraud, Julia Margaret to Austen, Jane
- Austen, Jane to Austin, Michael
- Austin, Michael Trescawen, 5th Bt. to Aveling, Stephen Thomas
- Avellar Figueria de Mello, Jerónymo de to Avondale, Martin
- Avonmore, 1st Baron, co. Cork (Barry) to Ayers, William Newman
- Ayerst, Bridget to Ayling, William (Reverend)
- Aylmer, 10th Baronet, of Balrath, co. Meath (Udolphus) to Aylmer, Florence Gwendolyn
- Aylmer, Florence Mary to Aylmer, Patrick Anthony Richard
- Aylmer, Percy Gordon to Ayre, Rosemary Bray
- Ayre-Smith, Mark to Azima, Jennifer Margaret
- Azis, Amelia Angela to Babington, Charles Hagart
- Babington, Charles Maitland to Babington, Lucinda
- Babington, Lucy to Babington, Zachary
- Bableigh, Elizabeth to Backhouse, John Edmund, 3rd Bt.
- Backhouse, John Henry to Bacon, Elizabeth
- Bacon, Elizabeth to Bacon, Winifred Marie
- Baconniere de Salverte, Anne to Baden, Markgraf von (Bernhard I)
- Baden, Markgraf von (Bernhard II) to Badger-Weller, Margaret Maria
- Badgley, Elizabeth to Bagenal, Walter Philip
- Bagenal, William George to Baggs, Mary
- Bagguley, Isabel to Bagnell, William Henry
- Bagno, Carlo-Andrea Guidi di to Bagot, Isabella
- Bagot, Isabella to Bagration-Moukhransky, Thelmouraz
- Bagration-Moukhranskya, Leonida Georgiievna, Princess Bagration-Moukhranskya to Bagwell-Purefoy, Zia Mills
- Bahamonde, Rosalía Seco to Bailey, Frederick Marshman (Lt.-Col.)
- Bailey, Frederick William to Bailey, Philip
- Bailey, Philip Graham to Baillie, David
- Baillie, David to Baillie, Mary Anne
- Baillie, Mary Dennistoun to Baillie-Hamilton, William Alexander
- Baillie-Hamilton-Arden, George to Bailly, Sarah
- Bailward, Alan to Bainbridge, John Taylor
- Bainbridge, Joseph to Baird, Archibald
- Baird, Ariel Olivia Winifred to Baird, Muriel Easter Daffodil Therese
- Baird, Muriel Jane to Baker, Alice Sybil
- Baker, Alicia Louise Grisewood to Baker, Elizabeth
- Baker, Elizabeth to Baker, Horace
- Baker, Hubert James to Baker, Martha
- Baker, Martin to Baker, Thomas
- Baker, Thomas to Balcarres, Master of (Colin)
- Balch, Mary Ann to Baldwin, George William Robert
- Baldwin, Gladys Mary to Balfe, Kathleen Mary
- Balfe, Kathleen Mary to Balfour, Charlotte Julian
- Balfour, Christian to Balfour, James Heriot
- Balfour, James Maitland to Balfour, Paula Susan Cuene-Grandidier
- Balfour, Pearl Elspeth to Ball, Anne
- Ball, Anne to Ball, Mary
- Ball, Mary to Ballantyne, William
- Ballard, Alice Mary to Bally, Zoe Louise
- Ballyane, Baron of, co. Wexford (Cahir McArt) to Balwhidder, Glenalmond and Glenlyon, 9th Viscount of, co. Perth (James Thomas)
- Baly, Amelia Maria to Bamfylde, Richard Warwick, 4th Bt.
- Bamlett, John to Bancroft, George Louis Pleydell
- Bancroft, George Ross to Bangor, Viscountess (Sarah Mary Malet)
- Bangs, Elijah Keeler to Banks, Esther
- Banks, Ethvel V to Bannerman, Charles of Elsick, 8th Bt.
- Bannerman, Charlotte Elizabeth to Bannside, Baron, in the County of Antrim (Ian Richard Kyle)
- Banon, Awley to Barber, Doris Hastings
- Barber, Dorothy to Barbour, Mary Davey
- Barbour, Nancy Phyllida Rose to Barclay, Clare
- Barclay, Clare Amabel to Barclay, John
- Barclay, John to Barclay, Susannah
- Barclay, Susannah to Barcroft, Molina
- Barcroft, Norman Dennison to Barela, Jennifer Lee
- Barell, Christoph to Baring, Ben
- Baring, Brenda Margery to Baring, Julian Guy Alexander
- Baring, Juliet Victoria to Baring, Zein
- Baring-Gould, Agatha Mary to Barker, Elizabeth
- Barker, Elizabeth to Barker, Penelope
- Barker, Percy C. to Barkley, Thomas Yuille
- Barklie, James Richard to Barlow, Frances Ida Marguerite
- Barlow, Frances Victoria to Barlow, Samuel Francis
- Barlow, Sanchia to Barnard, James Archibald Joseph
- Barnard, Jane to Barne, Lucy Margare
- Barne, Margaret Isabel to Barnes, Katherine Frances Corbet
- Barnes, Kathleen Margaret to Barnett, Frances Elizabeth
- Barnett, Frances Mary to Barnewall, Brian Francis
- Barnewall, Bridget to Barnewall, Margaret Anne
- Barnewall, Margaret Jane to Barnham, William
- Barnhill, Jane to Barrack, Bonita
- Barraclough, Abraham to Barratt, Olivia Golding Milward
- Barratt, Oswald Horner to Barrett, Jessamine Anne Ritchen
- Barrett, Jessie to Barrett-Lennard, Derwent Thomas Keith
- Barrett-Lennard, Dina Campbell to Barrett-Lennard, Robert Villiers
- Barrett-Lennard, Rosa to Barrington, Evelyn Laura
- Barrington, Evelyn Victoria Muriel to Barrington-Ward, Victor Michael
- Barrios, Eduardo to Barron, Netterville Guy
- Barron, Netterville John to Barrow, James
- Barrow, Jason to Barry, 7th Viscount (Richard)
- Barry, 8th Baronet, of the city of Dublin (James) to Barry, Dora
- Barry, Dora to Barry, Gillian Margaret
- Barry, Gladys Ida to Barry, Julia
- Barry, Julia Mary to Barry, Pierce
- Barry, Rebecca to Barry, William
- Barry, William to Bartholomew, Olive Louise
- Bartholomew, Philip to Bartlett, Nigel
- Bartlett, Norman Alaric to Barton, Catherine
- Barton, Catherine to Barton, Henry
- Barton, Henry to Barton, Oswald
- Barton, Pamela D. J. to Bartram, Winifred Marion
- Bartrop, Albert Hector to Barttelot, Thomas
- Barttelot, Thomas to Basing of Basing Byflete and of Hoddington, Baroness (Mary)
- Basing, Elizabeth to Basset, Edward
- Basset, Ela to Bassett, Violet Phoebe Marshall
- Bassett, W. N. to Batarnay, Jean de
- Batatzaina, Theodora to Bateman, Temperance
- Bateman, Thomas to Bates, Phoebe Hilaré Poett
- Bates, Ralph to Bath, William
- Bathe, 3rd Baronet de (William Plunkett) to Bathurst, Evelyn Elizabeth Barnard
- Bathurst, Evelyn Selina to Batson, William
- Batstone, Gemma Dawn to Batthyány von Német-Ujvár, Zsiga
- Batthyány, Alexander to Bauer, Violet May Josephine
- Bauffremont, Agnes de to Baviera y de Mesía, Maria Theresia de
- Bavin, Anthony Julian to Baxter, John
- Baxter, John to Bayern, Gabriele Adelgunde Marie Theresia Antonia Prinzessin von
- Bayern, Gackl to Bayern, Prinz von (Georg Franz Joseph Leopold)
- Bayern, Prinz von (Heinrich Franz Wilhelm) to Bayham of Bayham Abbey, 7th Viscount, co. Sussex (David George Edward Henry)
- Bayham, Arthur to Bayley, John Robert Laurie Emilius
- Bayley, John, 1st Bt. to Bayly, Alyssa Roze
- Bayly, Amanda Jane to Bayly, Henrietta Sophia
- Bayly, Henry to Bayly, Ryker Kenneth
- Bayly, Sami to Baynes, William, 2nd Bt.
- Baynham, Alexander to Bazalgette, Norman
- Bazalgette, Olivia M. to Beachy-Head, William
- Beacon, Joyce to Beale, Louisa Phoebe
- Beale, Louise Jane to Beamish, Charles Henry
- Beamish, Charles Hungerford to Beamish, Hannah
- Beamish, Hannah to Beamish, Mary Elizabeth Frances
- Beamish, Mary Evelyn to Beamish, William Stewart Broadley
- Beamish, Winifred to Beare, Walter Barrington
- Bearinger, Edward to Beattie, Zara
- Beatty, 1st Baron, of the North Sea and of Brooksby, co. Leicester (David) to Beauchamp, Camilla
- Beauchamp, Carla Jenoyce to Beauchamp, Maria Louisa
- Beauchamp, Maria Radford Knight to Beauclerk, Caroline Elizabeth
- Beauclerk, Caroline Elizabeth to Beauclerk, William
- Beauclerk, William to Beauharnais, Theodelinde Louise Eugénie Auguste Napoléone, Princess de Beauharnais
- Beaujeu, Edouard I, Seigneur de Beaujeu to Beaumont, Diana Wentworth Blackett
- Beaumont, Diane to Beaumont, Hugh Nicholas
- Beaumont, Huntingdon to Beaumont, Richard Christian
- Beaumont, Richard de to Beauvais, Uranie de la Cropte de
- Beauvaland, Anne Bibiane to Becher, Charlotte Myrtle
- Becher, Clara Ruth to Becher, Letitia Hungerford
- Becher, Lionel to Beches, Robert de la
- Bechet, Maria to Becker, Wilfred
- Becker-Rémy, Elisabeth de to Beckett-Denison, William
- Beckford, Adrian to Beckwith-Smith, Susan Elaine
- Beckx, Florence Eleanore to Bedford, Leslie William Joseph
- Bedford, Lucy Mary to Beech, Winifred
- Beecham, 1st Baronet, of Ewanville, Huyston, co. Lancaster (Joseph) to Beelaerts von Blockland, Olga Maria Theresia Barbara
- Beeley, Francis Mycroft to Beevor, Charles
- Beevor, Charlotte Louise to Begougne de Juniac, Marguerite
- Begue de Germiny, Anne le to Belasyse, Henry
- Belasyse, Henry to Belgique, Prince de (Baudouin Léopold)
- Belgique, Prince de (Emmanuel Leopold Guillaume François Marie) to Bell, Anne
- Bell, Anne Bairstow Cumming to Bell, Elizabeth
- Bell, Elizabeth to Bell, James
- Bell, James to Bell, Marion
- Bell, Marion Catherine to Bell, Roger Thomas
- Bell, Ronald to Bell-Irving, William
- Bell-Irving, William to Bellenden, William, 1st Lord Bellenden of Broughton
- Bellenden-Ker, Margaret to Bellew, Richard George
- Bellew, Richard, 3rd Baron Bellew of Duleek to Bellingham, Jillian
- Bellingham, Joan to Bellott, Edward
- Bellow, Abraham to Belzunce, Roderigue Henri Jean Louis Marie de
- Belzunce-Castelmauron, Henri René Marie, Marquis de Belzunce to Bence-Trower, Violet Elizabeth Mabel
- Bench, Alison G. S. to Bengough, June Dunham
- Bengough, Laura Alice K. to Benn, Robert Ernest, 5th Bt.
- Benn, Robin to Bennet, William, of Grubet, co. Roxburgh
- Bennett of Edgbaston, 1st Baron, of Sutton Coldfield, co. Warwick (Peter Frederick Blaker) to Bennett, Dorothy
- Bennett, Dorothy Anne Elizabeth to Bennett, James
- Bennett, James Carthew Cavendish to Bennett, Myrtle Violet
- Bennett, Nancy Clover to Bennett, Wendie Joan
- Bennett, Wilfrid to Bennison, Lucy
- Bennison, Lucy Emily to Benson, Eliza Clementine
- Benson, Elizabeth to Benson, Williama Margaret
- Benstead, Charles to Bentinck, Anna Margot Agnes
- Bentinck, Anna Maria Barones to Bentley, Frederick Stocks
- Bentley, George to Benyon, Zoe Lavinia Beatrice
- Benzaquen, Bathsheba to Beresford, Arthur de la Poer
- Beresford, Arthur George de la Poer to Beresford, Helen
- Beresford, Helen Anne to Beresford, Patricia Muriel
- Beresford, Patrick Tristram de La Poer to Beresford-Peirse, Windham de la Poer
- Beresford-Wood, Gwendolen to Berger, William
- Berger-Sandhofer, Michael to Berkeley, Anne
- Berkeley, Anne to Berkeley, Georgiana Mary
- Berkeley, Georgina to Berkeley, Maurice 'the Courtier'
- Berkeley, Maurice 'the Lawier' to Berkley-Matthews, Susan Margaret Gyde
- Berkrolls, Charles to Bermingham, William, 1st Baron Carbery
- Bermond d'Anduse, Philippe de to Bernal-Osborne, Ralph
- Bernaldo de Quirós y Alcala-Galiano, Luis, 9° Marqués de Campo Sagrado to Bernard, Helen
- Bernard, Henrietta to Bernardini, Sandra
- Bernardino, Henri to Berney, Sarah
- Berney, Sheena Mary to Berry, Aubrey Hugh
- Berry, Aurélie to Berry, William
- Berry, William to Bertie, James, Lord Norreys
- Bertie, Jane to Bertram, William
- Bertran de Lis y Derret, Vicente to Best, Caroline Eliza Montagu
- Best, Caroline Gemma to Best, Thomas Bernard Nicholas
- Best, Thomas Charles Hardinge to Bethell, Elizabeth
- Bethell, Elizabeth to Bethune, Evelyn Carnegie
- Bethune, Frances Cecilia to Betts, Mabel Gertrude
- Betts, Margaret Ann to Bevan, Georgina Lucy
- Bevan, Gladys Mary to Bevan, Timothy
- Bevan, Timothy to Bevis, Xanthe Frances Henrietta
- Bevonshaw, Edward to Bianconi, Mary Anne
- Bianze, Gionluca Morozzo di to Bickel, Richard
- Bicker, Catharina to Biddle, Tiffany Lynn Rose
- Biddlecombe, Henrietta to Biddulph, Jane
- Biddulph, Jane to Biddulph, Winifred Agnes
- Bideford, Edith de to Bigg, Winifred Howard
- Bigg-Wither, Reginald FitzHugh (Reverend) to Bigham, Helen
- Bigham, Henry to Billett, Winifred Mary
- Billi, Deirdre Nell to Bindloss, Thomas Henry
- Bindlosse, 1st Baronet, of Borwick, co. Lancaster (Robert) to Bingham, Dorothea Minnie
- Bingham, Dorothy to Bingham, Richard
- Bingham, Richard to Binns, unknown
- Binny, Alan James Murray to Birch Reynardson, William Robert Ashley
- Birch, Ada Caroline to Birch, Mary
- Birch, Mary to Bird, Caroline Fiona
- Bird, Caroline Margaret to Bird, Yvonne Swingler
- Birdlake, Brent Daniel to Birkbeck, Ysabel Caroline
- Birkenfeld, Christian I Pfalzgraf von to Birley, Henry Reginald
- Birley, Herbert to Birts, Marie Josephine
- Birttes, Horatio to Bishop, Elizabeth
- Bishop, Elizabeth to Bishopp, Thomas Cecil S.
- Bishopp, Thomas, 1st Bt. to Bissoni Facio, Amanda Teresa
- Bissonnette, Cameron to Black, Dora Winifred
- Black, Dorothy to Black, Samuel
- Black, Sarah to Blackall, Thomas Jonas
- Blackall, Thomond to Blackburne, Ynys
- Blackburne-Maze, Cecil Ireland to Blackett, Barbara
- Blackett, Baron, of Chelsea in Greater London (Patrick Maynard Stuart) to Blackett-Ord, William Reginald
- Blackett-Swiny, Kathleen Prudence Eirene to Blackmore, unknown
- Blacknall, John to Blackwood, Elizabeth Dorcas
- Blackwood, Elizabeth Mary to Bladon, unknown wife
- Bladwell, Elizabeth to Blair, Gustavus Frederick (Colonel)
- Blair, H. to Blair-Oliphant, Sarah Margaret
- Blairhall, Lord (Dugald) to Blake, Charles
- Blake, Charles to Blake, Geraldine Honor
- Blake, Gertrude Mary to Blake, Lionel
- Blake, Llewellyn to Blake, Peter
- Blake, Peter to Blake, Winifred
- Blake, Winifred Mary to Blakeney, John
- Blakeney, John to Blaker, William Frederick
- Blakesley, Annie Edith to Blakiston, Thomas, 1st Bt.
- Blakiston, Victoria Jane to Bland, Annabella
- Bland, Anne to Bland, Mary
- Bland, Mary to Blandy, Peter Bernard J.
- Blandy, Raleigh Evelyn to Blaquiere, William, 6th Baron de Blaquiere of Ardkill
- Blaquière, Elizabeth de to Bleazby, William John
- Blechenden, Florence to Blennerhassett, Charles Henry Marmaduke, 8th Bt.
- Blennerhassett, Charles John Allanson Winn to Blennerhassett, John
- Blennerhassett, John to Blennerhassett, Therese
- Blennerhassett, Therese Martini to Bligh, Elizabeth
- Bligh, Elizabeth to Blishen, Sarah Anne
- Bliss, Ann Noël to Blois, Ian Steuart
- Blois, Iris Freda to Blomefield, Thomas Wilmot Peregrine, 4th Bt.
- Blomefield, Thomas, 1st Bt. to Blood, Elizabeth
- Blood, Elizabeth Ann to Blood, Olivia Mary Morice
- Blood, Patricia Irene to Bloome, Richard
- Bloomer, Alice Letitia Clinton to Blount, Elizabeth
- Blount, Elizabeth Anne Mary to Blount, Winifred Aubrey
- Blow, Adrian Simon to Blumer, Thomas John Luke
- Blumofe, Doris to Blunden, Hubert Chisholm, 8th Bt.
- Blunden, Jane to Blunt, Marcia
- Blunt, Margaret to Blyth, Yvonne K.
- Blyth-Schofield, Susan to Boase, Thursa Ann
- Boasman, Graeme James to Boddam, William Tudor
- Boddam-Whetham, A. S. to Bodley-Scott, Philip
- Bodman zu Möggingen, Frischhans von to Boffee, Norman Maxwell
- Bofinger, James W. to Bohemia, Elisabeth of
- Bohemia, Elizabeth of to Boileau, Guy Francis, 8th Bt.
- Boileau, Hannah to Boissevain, Willem Geoffrey
- Boissevain, William to Boldero, Susan
- Boldero, William to Bolitho, Mary
- Bolitho, Mary to Bolton, Beatrice Frances Alice
- Bolton, Belinda Anne to Bolton, Victoria Grace Tombs
- Bolton, Victoria Henrietta Josephine to Bomford, Winifred Dora
- Bomhard, Christa von to Bonas, Winifred
- Bonaventuri, Bianca to Bond, John
- Bond, John to Bonde, Ylva
- Bondonneau, Guy Henry René to Bonham, Richard Charles
- Bonham, Richard David to Bonnin, William Frew
- Bonnington, Evelyn Minnie to Bonzet, unknown du
- Boobbyer, Angus Tremayne to Boord, Yvonne Swingler
- Boorer, James to Booth, Charles Henry
- Booth, Charles Oldfield to Booth, Henrietta
- Booth, Henrietta Mary to Booth, Margaret Andrina
- Booth, Margaret Emily to Booth, Susan
- Booth, Susan to Boothby, Elizabeth
- Boothby, Elizabeth to Boothe, William Franklin
- Bootherstone, Anne Elizabeth to Borbone, Ferdinando I, Duca di Parma
- Borbone, Ferdinando I, Re delle Due Sicilie to Borbón y de Borbón, Pedro de Alcantara, Duque de Durcal
- Borbón y de Bosch-Labras, Maria Cristina, Duquesa de Durcal to Bordessa, Beatriz, Contessa di Villa Calli
- Bordewich, Georgiana Elizabeth May to Boreel, William, 9th Bt.
- Boreham, Philip M. to Borlase, William
- Borlase, William to Borrie, Harold
- Borrie, Harriet Machin to Borselen, Wolfert VI, Heer van Veere, Comte de Grandpré
- Borsicke, Anna to Borthwick, John
- Borthwick, John to Borthwick-Brown, Robert
- Borthwick-Norton, Eva Sardinia to Bosanquet, Gertrude Mary
- Bosanquet, Grace Isabella to Boscawen, Jessica Frances
- Boscawen, Joan to Bossi-Fedrigotti, Verena
- Bossingham, Benjamin to Bostock, William
- Bostock, William Brown to Boswell, Elizabeth
- Boswell, Elizabeth to Boteler, William, 2nd Baron Boteler of Brantfield
- Boterel, Christian to Botiler, William, 6th Lord Sudeley
- Botiller, 1st Lord le (William) to Botts, Martha Lawson
- Bouays de La Begassiere, Monique du to Boughey, William James
- Boughton, 10th Baronet, of Lawford Parva, co. Warwick (William Edward) to Boulogne, William of Boulogne de
- Boulonnois, Emelie Josephine to Boulton, Nicholas Molesworth Adair
- Boulton, Nicola Mary to Bourbon, James
- Bourbon, James II, Comte de Marche to Bourchier of Cromwell, 1st Lord (Humphrey)
- Bourchier, 10th Lord (Robert) to Bourdoncle de Saint-Salvy, Stephanie de
- Bourdot, Camille to Bourgoing, Philippe Marie François de
- Bourke of Bophin, 1st Baron, co. Galway (John) to Bourke, Hubert Edward Madden
- Bourke, Irene to Bourke, Theobald, MacWilliam Bourke Oughter
- Bourke, Theodosia Eleanor to Bourne, Margaret Rose
- Bourne, Marian to Bouth, unknown
- Bouthe, John de to Bouymistrov, Wladimir
- Bouzet, Alexandre du to Bowden, Baroness (Mary)
- Bowden, Bertram Caleb to Bowen, Cecil
- Bowen, Cecil Leander John to Bowen, Mark James
- Bowen, Mark Laine to Bower, Jane Anne
- Bower, Jane Caroline to Bowers, William
- Bowes of Clonlyon, 1st Lord, co. Meath (John) to Bowhill, William Johnson
- Bowie, Angus Charles to Bowlby, Peter
- Bowlby, Peter to Bowles, Rosemary Anne
- Bowles, Roxanna Massie to Bowman, William, 1st Bt.
- Bowman-Vaughan, Alyson Patricia to Bowyer, Dorothy
- Bowyer, Dorothy to Bowyer-Smijth, William, 12th Bt.
- Bowyer-Smyth, Alfred John to Boyce, Thomas Leighton
- Boyce, Thomas Leslie to Boyd, Eliza Louisa
- Boyd, Eliza Sarah to Boyd, John Dixon Iklé (Sir)
- Boyd, John Gordon to Boyd, Sandra Molly
- Boyd, Sarah Caroline to Boyer, William Arabin
- Boyes, Alison Tamsin to Boyle, Bertha
- Boyle, Bertha to Boyle, Florence Cecilia
- Boyle, Florence Mary to Boyle, John, 2nd Earl of Glasgow
- Boyle, John, 3rd Earl of Glasgow to Boyle, Richard Patrick
- Boyle, Richard Piers to Boyne, Viscountess (Rosemary Anne)
- Boynton, 10th Baronet, of Barmston, co. York (Henry) to Brabant, Jean 'the Peaceful'
- Brabant, Jean I de to Brabazon, James
- Brabazon, James to Brabourne of Brabourne, Baroness (Penelope Meredith)
- Brabourne, Lord (Nicholas Louis Charles Norton) to Brackley, Viscountess (Frances)
- Bracknell, Catherine Caroline to Bradfield, Margaret
- Bradford of Bradford, 1st Baron, co. Shropshire (Henry) to Bradford, William Rex Jack
- Bradford-Atkinson, Mary Grace to Bradley, Williamina
- Bradley-Birt, Francis Bradley to Bradshaw, Maud Annette Letitia Elizabeth
- Bradshaw, May Victoria to Brady, Jane Harriet
- Brady, Jeanne Marie to Bragança, Pedro de Alcantara Francisco António Joao Carlos Xavier de Paula Miguel Rafael Joaquim José Gonzaga Pascual Cipriano Serafim
- Bragança, Pedro de Alcantara João Carlos Leopoldo Savador Bibiano Francisco Xavier de Paula Leocãdio Miguel Rafael Gabriel Gonzaga to Braine, William
- Braine-sur-Vesle, Seigneur de (Andre) to Brammall, Madeline Hope
- Brammer, Christine Frances to Brand, Humphrey Ranulph
- Brand, Imogen Alice to Brandenburg, Otto V Markgraf von
- Brandenburg, Otto VI Markgraf von to Brandolini d'Adda, Yasmin
- Brandolini, Maria to Brands, William
- Brandstetter, Lieselotte to Brashich, Ranko
- Brasic, Gillian Elizabeth to Brassey, John
- Brassey, John to Braunschweig-Bevern, Marie von
- Braunschweig-Blankenburg, Ludwig Rudolf von to Braunschweig-Lüneburg, Ursula von
- Braunschweig-Lüneburg, Wenzel II von to Braunschweig-Wolfenbüttel, Wilhelm Herzog von
- Braunschweig-Wolfenbüttel, Wilhelm I von to Bray, William
- Bray, William to Breary, William
- Breay, Christopher to Breene, Mary
- Breerwood, Charlotte to Brenan, Mary Anne
- Brenan, Mary Clare to Brent, William
- Brentano, Anne Charlotte to Brereton, Francis
- Brereton, Francis to Brereton, Randle
- Brereton, Rebecca to Bretagne, John II de Montfort de
- Bretagne, John, 3rd Earl of Richmond to Brett, Mary
- Brett, Mary to Brewer, Victoria Louise
- Brewerton, Derrick to Brice, unknown
- Brice, unknown to Bridgeman, Helena Mary
- Bridgeman, Henry Clive Orlando to Bridges, Denis Pakenham
- Bridges, Denis Pakenham to Bridgford, Thomas
- Bridgland, Grace Beatrice to Brienne, Yolande
- Briercliffe, (child) to Briggs, Lucy A.
- Briggs, Mabel Marion to Brightman, William Henry
- Brighton, Claire L. to Brindle, Walter S.
- Brindley, A. D. to Brisbane, John Douglas
- Brisbane, John of Bishopton to Briscoe, Emily
- Briscoe, Esther Mary to Brister, Victoria Anne
- Bristoe, Robert to Brittain, Sally
- Brittain, Samson S. W. to Broadbent, William Herbert
- Broadbridge, 1st Baron, of Brighton, co. Sussex (George Thomas) to Brock, Ian Lawrence
- Brock, Irene Catherine to Brocklebank, Katherine Leonide
- Brocklebank, Katherine Mary to Broderick, William
- Broderip, Edmund to Brodie, Israel
- Brodie, J. to Brodie, William, 2nd of Coltfield
- Brodie-Innes, Eliza to Brodstone, Mathilde Emelie
- Broe, Alice Maria Caroline de to Bromet, William Rhodes
- Bromfield, 1st Baronet, of Southwark, co. Surrey (John) to Bromley, Jemima
- Bromley, Jennifer Mary to Brook, June Rosemary
- Brook, Maimiti to Brooke, Beth Allender
- Brooke, Beverley Elizabeth to Brooke, Ghita
- Brooke, Gillian Leonora to Brooke, Margaret
- Brooke, Margaret to Brooke, Susan
- Brooke, Susan Alice to Brookes, John, 1st Bt.
- Brookes, John, 3rd Bt. to Brooks, Geoffrey Charles
- Brooks, George to Brooks, Winifred Mary Anne
- Brooks-Baker, Catherine Mary to Broome, William Rowe
- Broomfield, Anne to Brougham, Emily Clarissa
- Brougham, Emily Evelyn to Broughton, Emily Ann Frances
- Broughton, Emily Patricia to Broughton, William Edward
- Broughton, William Edward Delves to Broun, Mary Eleanor
- Broun, Mary Louise to Brown, Alice Anne
- Brown, Alice Elizabeth to Brown, Christina Elizabeth
- Brown, Christina Macnie to Brown, Eva Douglas
- Brown, Evan Peter to Brown, Isabel Anne
- Brown, Isabel de Courcy to Brown, Juliette
- Brown, June to Brown, Matthew Myles Anthony
- Brown, Matthew Ross Dallas to Brown, Robin Francis
- Brown, Robyn Anne to Brown, William
- Brown, William to Browne, Annabella
- Browne, Annabella to Browne, Christopher Ulick Earl of Altamont
- Browne, Cicely to Browne, Elsie
- Browne, Emilia Anne to Browne, Helen Anne
- Browne, Helen Augusta to Browne, John Geoffrey
- Browne, John George Cotton to Browne, Mary
- Browne, Mary to Browne, Robert
- Browne, Robert to Browne, Walter
- Browne, Walter to Browning, Elaine
- Browning, Elaine Florence to Brownlow of Belton, Baroness (Vanessa Monica)
- Brownlow of Shurlock Row, Baron, of Shurlock Row in the Royal County of Berkshire (David Ellis) to Brownrig, unknown
- Brownrigg, 1st Baronet (Robert) to Bruce of Torry, 9th Lord (Charles)
- Bruce of Tottenham, 10th Baron, Wiltshire (Michael Sydney Cedric) to Bruce, Anne Colquhoun
- Bruce, Anne de to Bruce, Doreen Dalziel
- Bruce, Doriel to Bruce, Gervase Ronald
- Bruce, Gillian Constance to Bruce, Jean
- Bruce, Jean to Bruce, Margaret
- Bruce, Margaret to Bruce, Patricia Sheila
- Bruce, Patrick to Bruce, Thomas, 11th Earl of Kincardine
- Bruce, Thomas, 1st Earl of Elgin to Bruce-Jones, Victoria Leslie
- Bruce-Kingsmill, Julian Claud de Kenne (Colonel) to Brudenell-Bruce, Florence Anne-Marie
- Brudenell-Bruce, Frances Edith Agnes to Brumfield, Hannah
- Brumfitt, Ann to Brunsdon, Joan Eunice
- Brunsell, Jane to Bruxner, Mary Wilhelmina
- Bruxner-Randall, Annabel to Bryan, Wilmot Eardley
- Bryans Burton, Lord of (William) to Bryce, Viscountess (Elizabeth Marion)
- Bryce-Smith, Arnold to Brân, Llywarch ap
- Brée, Elizabeth to Buchan, Charles Walter Edward Ralph
- Buchan, Charlotte Rose to Buchan-Sydserff, Francis of Ruchlaw
- Buchanan, 1st Baronet, of Dunburgh (Andrew) to Buchanan, Jean
- Buchanan, Jean to Buchanan-Baillie-Hamilton, Sophie Elizabeth
- Buchanan-Dunlop, Archibald Graham to Buckell, Violet Muriel Monamy
- Buckenham, Robert to Buckle, Winifred Prudence Mary
- Buckler, Bronwyn to Buckley, Tilly Oonah Lullabelle
- Buckley, Timothy to Bucknill, Thomas Townsend
- Bucknole, Charlotte to Buddicom, William Squire
- Buddle-Atkinson, Clara Elizabeth to Buffett, Dolores Silva Elizabeth
- Buffett, Dora Catherine Elizabeth to Buffett, Shane Seymour
- Buffett, Shanelle Lorrai to Bulgaria, Mafalda of
- Bulgaria, Malamir of to Bull, Frederick Julius
- Bull, Frederick William to Bullen, James Robert Gillespie
- Bullen, Jane to Buller, Mary
- Buller, Mary to Bullock, Henrietta Maria
- Bullock, Henry to Bult, unknown
- Bulteel, Ada Constance to Bulwer-Long, William Hanslip Bulwer
- Bulwer-Lytton, Alexander Edward John, Viscount Knebworth to Bunbury, William, 5th Bt.
- Bunbury-Isaac, Alicia to Bunyan, William
- Bunyon, Lawrence to Burchell, Valentine
- Burcher, Albert Victor Kerry to Burdett, Francis
- Burdett, Francis to Burdon, William Wharton
- Burdon-Sanderson, Elizabeth to Burges, Ynyr Richard Patrick
- Burges-Lumsden, Christopher of Pitcable to Burgh, Barbara Elizabeth Marguerite de
- Burgh, Barbara June de to Burgh, Lorraine Joy de
- Burgh, Louisa to Burgh, Zoë de
- Burgh-Canning, Herbert George de to Burguez, Vicki Annette
- Burgund, Adalgunde von to Burke, Frances
- Burke, Frances Constance to Burke, Mary Thomasine
- Burke, Matilda to Burkitt, Sarah L.
- Burkwood, Emily to Burn, Winifred
- Burn-Callander, Caroline Muriel to Burne, William Way
- Burne-Jones, 1st Baronet (Edward Coley) to Burnett, Andrew John Hanson
- Burnett, Andrew of Elrick to Burnett, Mary
- Burnett, Mary Augusta to Burney, Zara
- Burnford, Michael to Burns, Sarah
- Burns, Selina Colquhoun to Burrell, Catherine Anne Lucy
- Burrell, Catherine Mary Sermonda to Burrough, Francis Thomas
- Burrough, Frank to Burrowes, Gilbert C.
- Burrowes, Gilbert John to Burrows, Patience Mary Joy
- Burrows, Patricia to Burton, Andrea Jane
- Burton, Andrew Jack to Burton, John
- Burton, John to Burton-Chadwick, Wendy Lorraine
- Burton-Phillipson, Georgiana Jane to Bury, Richard
- Bury, Richard Nicol to Bush, Yorkie
- Bushall, Mary to Busse, Susan Anne
- Bussei, Giancarlo to Butcher, William
- Butchers, Helen to Butler, Anne Christal
- Butler, Anne Elizabeth to Butler, Christopher
- Butler, Christopher to Butler, Elinor
- Butler, Elinor Frances to Butler, Frances
- Butler, Frances to Butler, Humphrey
- Butler, Humphrey to Butler, Jeremy Hans
- Butler, Jeremy Somerset Pierce to Butler, Lucy
- Butler, Lucy to Butler, Mary Synolda
- Butler, Mary Victoria to Butler, Richard
- Butler, Richard to Butler, Theobald
- Butler, Theobald to Butler, Weeden
- Butler, Weeden to Butler-Johnstone, Isabella Margaret
- Butler-Kearney, Catherine Mary to Butt, Winifred
- Butt-Thompson, Frederick William to Butternock, Gilbert of
- Butters, Hylda Florence to Butturini, Nicholas James
- Buturlin, Elisabeth, Countess Buturlin to Buxton, Georgina Elizabeth
- Buxton, Gerald to Buxton, Nicholas Fowell
- Buxton, Nicola Mary Caroline to Buzzard, Richard Bethune
- Buzzard, Sarah to Byk, unknown daughter
- Bykbury, Elizabeth to Byng, James Master Owen
- Byng, Jennifer Mary Denise to Byrne, Cheryl Mary
- Byrne, Christian Rory to Byrne, Zoe Margaret
- Byrnes, Austin to Byron, Sarah
- Byron, Sarah Aina Violet to Cabbell Manners, Thomas Benjamin
- Cabbell, Katharine Joan to Cadbury, Susan
- Caddan, Elizabeth to Cadet de Gassicourt, Madeleine
- Cadge, Caroline Emma to Cadogan, Honoria Louisa
- Cadogan, Honoria Louisa to Cahaines, Ralph de
- Cahalan, Anna Mary to Cain, Zachary Peter Johnson
- Caine, 1st Baronet, of Greeba Castle in the Isle of Man (Derwent Hall) to Cairns, Conrad Thomas
- Cairns, Constance Anne to Caithness, Master of (John)
- Cajas, Elsa to Calder, Margaret of Napherson
- Calder, Muriel to Caldwell, Zara Louise
- Cale, Edith F. to Callaghan, Virginia
- Callaghan-Pace, Laura Frances to Callow, William C.
- Calloway, J. J. to Calverley, Walter, 1st Bt.
- Calverley, William to Calvert, Susannah
- Calvert, Susannah Honor to Cambridge, William James
- Cambrun, Jean de to Cameron, Catriona Mary Caulfield
- Cameron, Cecelia Jane to Cameron, Hester Caroline
- Cameron, Hester Nina to Cameron, Mary Emma
- Cameron, Mary Fleur to Camm, Robert
- Cammann, Ann to Campbell, 4th Baronet, of Succoth (George)
- Campbell, 4th Lord (Colin) to Campbell, Alice
- Campbell, Alice to Campbell, Archibald
- Campbell, Archibald to Campbell, Caroline Charlotte
- Campbell, Caroline Elizabeth to Campbell, Colin
- Campbell, Colin to Campbell, Donald of Urchany
- Campbell, Donald Patrick to Campbell, Elisabeth
- Campbell, Elisabeth Joan to Campbell, Eva
- Campbell, Eva to Campbell, Glidden
- Campbell, Glynis Kathleen to Campbell, Illona
- Campbell, Imogen Grace to Campbell, Jane
- Campbell, Jane to Campbell, Joan Esther Sybilla
- Campbell, Joan Margaret Roper to Campbell, John Vaughan, V.C.
- Campbell, John William of Airds, 1st Bt. to Campbell, Louisa
- Campbell, Louisa to Campbell, Margaret of Ardkinglass
- Campbell, Margaret Roberta to Campbell, Mary Agnes
- Campbell, Mary Alexivina to Campbell, Olivia Isabella Marie
- Campbell, Olivia Rowlandson to Campbell, Ronald Henry
- Campbell, Ronald Hugh to Campbell, unknown daughter
- Campbell, unknown daughter to Campbell-Bannerman, Sarah Charlotte
- Campbell-Brabazon, Geraldine to Campbell-Orde, Susan
- Campbell-Orde, Tamzin Ruth to Campion, Robina Wedderburn
- Campion, Ruth Clare to Candole, John Armar Vully de
- Candole, Katrine de to Cannell, Jane
- Cannell, Jane to Cannon, Patrick George
- Cannon, Percival Henry to Cantlon, Petronella Elizabeth
- Cantone, Alessandra to Capell Brooke, William, 3rd Bt.
- Capell of Hadham, 10th Baron, co. Hereford (Reginald George de Vere) to Capell-Coningsby, Sarah
- Capella y Gomez-Acebo, Francisco to Caracciolo di Castagneto, Violante
- Caracciolo di Torella, Beatrice (Donna) to Cardale, Zara Diana
- Cardbury, Florence Emily to Carden, Jane Bolton
- Carden, Jane Dorothea to Carden, Winifred Mary
- Carder, Anne to Cardross, Master of (Henry)
- Cardwell Moore, Patrick to Carew, Frances
- Carew, Frances to Carew, Robert Russell
- Carew, Robert Shapland to Carey, John
- Carey, John to Carl, Sharon Maree
- Carlamere, Carl (Dr.) to Carleton, William Henry
- Carleton-L'Estrange, Christopher to Carlow, William
- Carlowitz, Georg Christoph von to Carlyon, Philip
- Carlyon, Philip to Carmichael, Elizabeth
- Carmichael, Elizabeth to Carmichael, Thomas
- Carmichael, Thomas to Carne, William Power
- Carnegie of Kinnaird and Leuchars, 10th Lord (Charles Noel) to Carnegie, Henrietta
- Carnegie, Henry to Carnegie, Susan Jean
- Carnegie, Susan Katherine Maud to Carnwath, Penelope Clare
- Carnwell, Edith A. to Carpenter, Mary Anne
- Carpenter, Mary Elizabeth to Carr, Frances
- Carr, Frances to Carr, Thomas
- Carr, Thomas to Carrick, Countess of (Emily)
- Carrick, Countess of (Gillian Irene) to Carrière, Paul
- Carro, Alice Louise to Carroll, Winifred Frances
- Carroll-Leahy, Anne Mary to Carson, W.
- Carson, Walter Seymour to Carter, Edwin
- Carter, Edwin to Carter, Lilian May
- Carter, Lilly to Carter, William
- Carter, William to Cartwright, George
- Cartwright, George to Carver, Frederick William
- Carver, Geoffrey Russell to Cary, George Rolle
- Cary, George Rolle to Cary-Elwes, Peter
- Carye, 10th Lord (Lucius Bentinck) to Case, unknown daughter
- Casebourne, Charles Townshend to Casey, James
- Casey, Jane Alice Camilla (Hon.) to Cassels, Walter Seton
- Cassey, Elizabeth to Castaing, Reginald Percy
- Castaldini, H. A . to Castella, Sophie Sara de
- Castellabate, 7th Marquess of (Angelo Gennaro Granito) to Castilla, Enrique IV de
- Castilla, Fadrique de to Castle, Winsome
- Castle-Durrow, 10th Baron, co. Kilkenny (Llowarch Robert) to Castro Freire, Philippa Mary de
- Castro Grundland, Santiago to Cathcart, Charles
- Cathcart, Charles Alan to Catherwood, Roberta Irwin
- Catherwood, Rosanagh Shaen to Cats, Sible Hoitinga
- Catsaias, Natalia Norah to Caulfeild, Derek Arthur
- Caulfeild, Diana Penelope to Caulfeild, Sean David
- Caulfeild, Shane Andrew to Cautley, Walter George
- Cauty, Anne Elizabeth to Cave, Elizabeth
- Cave, Elizabeth to Cave, Wyamarus de
- Cave-Browne, Alice Rose to Cave-Browne-Cave, unknown wife
- Cave-Browne-Cave, Ursula Jane to Cavendish, Elizabeth
- Cavendish, Elizabeth to Cavendish, Muriel Cecil Harriott
- Cavendish, Myles Joseph Charles to Cavendish-Scott-Bentinck, William John Cavendish, 5th Duke of Portland
- Cavendish-Taylor, George to Cawston, Mary Ann
- Cawte, Elizabeth Houghton to Cayley, James
- Cayley, Jane to Cayzer, Mary
- Cayzer, Mary Agnes to Cearns, Marion
- Ceará, Duqueza de (Maria Isabel de Alcántara) to Cecil, Jimmy Charles
- Cecil, Joan to Ceisel, Katherine
- Cejuela y Fernández, Mercedes to Cessford, Emma Jane
- Cettner, Anne de to Chadwick, Æira Helen
- Chadwyck-Healey, 1st Baronet, of Wyphurst, Cranleigh, Surrey (Charles Edward Heley) to Challenor, Margaret Elizabeth
- Challice, Walter David to Chaloner, Garry Neil
- Chaloner, Helen Mary to Chamberlain, Jeffery Paul
- Chamberlain, Jeremy to Chamberlayne-Macdonald, Thomas Somerled
- Chamberlen, Caroline Mary Sophie to Chambers, Patrick William Jack
- Chambers, Phoebe to Chambré, William Wickham Meredith
- Chamcham, Ann Lucy to Champernowne, Wilhelmina Barbara Maria
- Champignelles, Seigneur de (Philip) to Champion, William Nihill
- Champkin, Clare to Chancellor, James
- Chancellor, Jane to Chandos-Pole, Winifred Olga
- Chandos-Pole-Gell, Henrietta Auriol to Chaplin, Evelyn
- Chaplin, Florence to Chapman, Edith
- Chapman, Edith Marian to Chapman, Lorraine Marie
- Chapman, Louisa to Chapman, Zerelda Lillias
- Chaponay, Antoine Marie François, Marquis de Chaponay-Morance to Chappuis, Aymar Andre, Baron d'Yzeron
- Chappuis, Aymar, Seigneur de la Goutte et de Gresieux to Chappuis, Vital
- Chappuis, Vital to Charlesworth, Winifred Maude
- Charleton, Alice to Charlton, Ellen Violet
- Charlton, Emma to Charrington, Elizabeth Mary
- Charrington, Elizabeth Nancy to Charteris, Zoe France
- Charteris-Wemyss-Douglas, Francis to Chase, Pauline
- Chase, Penelope Jane to Chatfield, Gwladys Louisa
- Chatfield, Henry Rowland Spencer to Chaumont-Quitry, Romee de
- Chaumpaigne, John de to Chavasse, Sarah Stephens
- Chavasse, Sidney to Chaytor, Isabel
- Chaytor, Isabel Clervaux to Cheape, Moira Olive
- Cheappe, Antoine to Chelmsford of Chelmsford, Baroness (Frances Charlotte)
- Chelmsford, 1st Viscount, of Chelmsford, co. Essex (Frederick John Napier) to Chenevix-Trench, May Lygon Gillespie
- Chenevix-Trench, Olivia Kate to Cherry, Laura Mary
- Cherry, Louisa Sarah Ann to Chester, Harry
- Chester, Harry to Chetwode, Catherine
- Chetwode, Charles to Chetwynd, Charles William George
- Chetwynd, Charlotte to Chetwynd, Walter
- Chetwynd, Walter to Chetwynd-Talbot, Kathleen
- Chetwynd-Talbot, Kit Patrick to Chevers, John
- Chevers, John to Cheyne, John, 4th of Straloch, 2nd of Essilmont and Arnage
- Cheyne, John, 6th of Straloch to Chichester, Adelaide Kathleen
- Chichester, Adolphus John Spencer Churchill to Chichester, George Sebastian Nicholas
- Chichester, George Vaughan to Chichester, Talitha Georgina Lloyd
- Chichester, Tessa Ann to Child, Elizabeth Marple
- Child, Emma to Childers, Leonard
- Childers, Leonard George Eardley to Chinnery, Nicholas
- Chinnery, Nicholas to Chisholm, John, The Chisholm
- Chisholm, Judie Jean Arnold to Chitty, Emily Eliza
- Chitty, Ernest Richard Inglis to Cholmeley, Winifred Susan
- Cholmley, 1st Baronet, of Whitby, co. York (Hugh) to Cholmondeley, Lord of (Hugh)
- Cholmondeley, Lord of (Richard) to Choy, Yvonne Michele
- Chrapovitsky, Maya de to Christian, Beryl Noreen
- Christian, Betty to Christian, Elizabeth
- Christian, Elizabeth to Christian, Gladys Margaret
- Christian, Gladys Muriel to Christian, John James
- Christian, John Longford Lee Crellin to Christian, Mary
- Christian, Mary to Christian, Sarah Norah Nobbs
- Christian, Sarah Prescott to Christie, Archibald
- Christie, Archie to Christie-Miller, William Joseph Haldun
- Christierson, Ingrid von to Chubb, William John Jeremy
- Chubb, William Maurice to Churchill of Sandridge, 9th Baron, co. Hertford (Charles Richard John)
- Churchill of Whichwood, 1st Baron, co. Oxford (Francis Almeric) to Churchward, Matthew
- Churchward, Matthew to Châtillon, Marie de
- Châtillon, Marie, Dame de Crécy to Clabby, William George
- Clabour, Alice to Clanranald, 6th Lord of (Ranald George)
- Clanricarde, 10th Earl of (Michael) to Clare, Eleanor de
- Clare, Elizabeth to Clargo, Thomas
- Clari-Aldringen, Caroline Gräfin to Clark, Bruce Shannon
- Clark, Bryan Stapleton to Clark, Gemma
- Clark, Geoffrey to Clark, John Maurice
- Clark, John Maurice, 2nd Bt. to Clark, Nicoletta Luisa Caroline
- Clark, Nicolette to Clark, Wilfrid
- Clark, Wilfrid to Clarke, Annie
- Clarke, Annie Catherine to Clarke, Eileen Winifred
- Clarke, Eleanor Geraldine to Clarke, Georgina Hyde
- Clarke, Gerald Ransley to Clarke, John, 2nd Bt.
- Clarke, John, 5th Bt. to Clarke, Nancy
- Clarke, Nancy Catherine to Clarke, Sophia Ann
- Clarke, Sophia Louisa to Clarke-Campbell, Matthew
- Clarke-Hall, Clare Angelica to Clavel, Clifford
- Clavell, Amy to Clay, George, 3rd Bt.
- Clay, Geraldine Ann to Clayhil, Robert of Innergowrie
- Clayhills, Andrew to Clayton, Jane E.
- Clayton, Janet Betha to Cleather, W. H.
- Cleator, Ellinor to Clegg, Mary
- Clegg, Mary Emma to Clement, Yves
- Clement-Jones, Baron, of Clapham in the London Borough of Lambeth (Timothy Francis) to Clements, Robert Bermingham, 4th Earl of Leitrim
- Clements, Robert Bermingham, Viscount Clements to Clerk, Christian
- Clerk, Christina to Clerk, Susan Rosemary Dacre
- Clerk, Susannah to Clerke, William, 9th Bt.
- Clerkington, Lord (William) to Cleveland, Susan
- Cleveland, Susan Sophia to Clifford, 3rd Baronet (Robert Cavendish Spencer)
- Clifford, 3rd Baronet, of Flaxbourne, in the province of Marlborough, in the colony of New Zealand (Charles Lewis) to Clifford, Henrietta Hilda Elizabeth
- Clifford, Henrietta Maria to Clifford, Thomas
- Clifford, Thomas to Clifton, Frances
- Clifton, Frances to Clifton-Brown, Sarah Simonetta
- Clifton-Hastings-Campbell, Alicia Moira Stuarta to Clinton, Henry, 7th Earl of Lincoln
- Clinton, Hillary to Clive of Walcot, 8th Baron, co. Shropshire (John George)
- Clive, Ada Blanche to Clode, Violet Madeline
- Clodshall, Elizabeth to Close, Marjorie Merriweather
- Close, Mary to Clouston, T. E.
- Clout, Ailwyn Ina to Clucas, Tamara Louise
- Clucas, Teare to Clyde, William Pancoast
- Clyde-Smith, Enid to Coates, Hannah
- Coates, Hannah to Coats, James Bruno
- Coats, James Charles to Cobbe, Edith
- Cobbe, Edith Corinne to Cobbold, Minnie Diana
- Cobbold, Montagu Francis Davy to Cobham, William de
- Cobianchi, Maria Teresa Angelica to Cochrane, Bruno
- Cochrane, Bryce to Cochrane, James Denzil
- Cochrane, James Douglas Richard to Cochrane, Rupert William Henry
- Cochrane, S. R. to Cockburn, Alexander
- Cockburn, Alexander to Cockburn, John
- Cockburn, John to Cockburn-Hood, Thomas Hood
- Cockcraft, Anne to Cocks, Camilla Sophia Anne
- Cocks, Carol Anne to Cockshott, Margaret
- Cockshut, Lily Marie to Codrington, Clare Lorraine
- Codrington, Daniel Peter to Coetnempren de Kersaint, Yolande de
- Coetquen, Auguste Mako de to Coggan, Winifred Mellor
- Cogger, Jack F. to Cohen, Bessie
- Cohen, Bridget to Cohen, Winifred Emmeline
- Cohn, Enid Etta to Coke, Anne
- Coke, Anne to Coke, Wenamn
- Coke, Wenman to Colborne, William John
- Colborne-Malpas, Alasdair John to Colclough, Henry William Carleton
- Colclough, Honora to Coldwell, William St. George A.
- Cole, 1st Baronet, of Brancepeth, co. Durham (Nicholas) to Cole, James Francis
- Cole, Jane to Cole, Yvonne
- Cole-Baker, George to Coleman, Florence
- Coleman, Frances Aline to Coleridge, Jessie Alethea
- Coleridge, John to Colfox, Mary Frances
- Colfox, Mary Rose to Collet d'Escury, Robert Willem Frederick
- Collet, 1st Baronet (Mark Wilks) to Collett, William
- Collett, William to Collier, Piers Markham
- Collier, Rachel to Collingwood, Winifred Henrietta C.
- Collingwood-Anstey, Alexander to Collins, Jane
- Collins, Jane to Collins, William
- Collins, William Alexander to Collot d'Escury, Tjalling Minne Watze Els Baron
- Colls, Harold Victor to Colnbrook, Baron, of Waltham St Lawrence in the County of Berkshire (Humphrey Edward Gregory)
- Colnet, Martha to Colquhoun, Ivar Iain of Luss, 8th Bt.
- Colquhoun, Ivie Muriel Helen to Colston, William Jenkins Craig
- Colston-Baynes, Dorothy Julia to Colthurst, Henry Buller
- Colthurst, Henry Nicholas Almroth to Colvile, Frederick Leigh
- Colvile, Geoffey Rollo De Vine to Colville, Archie
- Colville, Arthur Edward to Colville, Marjorie
- Colville, Marjorie Southworthe to Colvin, Zoe
- Colvin-Smith, Colvin to Comber, unknown
- Comberford, Alice to Compton, Ann
- Compton, Anne to Compton, William, 1st Earl of Northampton
- Compton, William, 2nd Bt. to Conant, Gertrude Mary
- Conant, Grace Mary to Confalone y Albino, Raffaele
- Confalone, Agata to Coningsby, Cecilia
- Coningsby, Cecilia FitzWilliam to Coningsby, unknown daughter
- Coningsby, unknown son to Connell, William John
- Connell-Cotter, Florence E. to Connolly, John
- Connolly, John to Conolly-Carew, William Patrick
- Conoly Koontz, Mary Shell to Constabile, Marie-Laetizia
- Constable Maxwell, Jennifer Mary to Constable, Winifred
- Constable-Maxwell, Alice Clare to Constantinople, Romanus II of
- Constantinople, Romanus III of to Conway, Oliver Patrick Ethan
- Conway, Oonagh Elizabeth Ann to Conyers, Kathleen Dorothy
- Conyers, Kathleen Perry to Conyngham, William
- Conynghame, Isabel to Cook, Gerald Payne
- Cook, Gertrude to Cook, Victoria Mary
- Cook, Victoria Rosemary to Cooke, Elizabeth
- Cooke, Elizabeth to Cooke, Margaret
- Cooke, Margaret to Cooke, Zara Cynthia
- Cooke-Collis, Amalie Elizabeth to Cookman, Helen Dorothy Mary
- Cookman, Helen June to Coombe, Joseph
- Coombe, Joseph to Cooper, Ann
- Cooper, Ann to Cooper, Donald Stewart
- Cooper, Dora Winifred to Cooper, Guy Evan
- Cooper, Guy Hipsley to Cooper, Laura Frances
- Cooper, Laura Jean to Cooper, Rebecca
- Cooper, Rebecca Wilhelmina to Cooper, William
- Cooper, William to Coote, Brandon John Malcolm
- Coote, Brian Philip to Coote, Mary
- Coote, Mary to Cope, Elizabeth
- Cope, Elizabeth to Copeman, Winifred Ianthe
- Copeny, Gerhild to Coplestone-Boughey, William Fenton
- Copley, 1st Baronet (Joseph) to Coppock, Susan Ann
- Coppola, Maria Petronilla to Corbet, Andrew
- Corbet, Andrew to Corbet, Roger
- Corbet, Roger (Sir) to Corbett, Sybil Anna Catherine
- Corbett, Thomas to Cordasco, Marie Ella
- Cordeaux, Briana Isobel Marjorie to Cork, Mary
- Cork, Mary to Cornberg, Wilfred Baron von
- Cornbury, 1st Viscount, co. Oxford (Edward) to Cornish, Martha
- Cornish, Mary to Cornwall, Thomas
- Cornwall, Thomas to Cornwallis, Yvonne
- Cornwallis-West, Beatrice Stella to Corry, James Michael, 5th Bt.
- Corry, James Perowne Ivo Myles, 3rd Bt. to Corvedale, Viscount (Oliver Ridsdale)
- Corver Hooft, Agnes Maria to Coryton, William, 3rd Bt.
- Cos-Gayon y Acebal, Maria de la Consolacion to Cosnahan, Margaret
- Cosnett, Valerie Joan to Costobadie, Mary Louise de
- Costobadie, Mildred de to Cotter, Arthur Gerald Purcell
- Cotter, Arundel to Cotter, Laurence
- Cotter, Laurence Cecil to Cotterell, William John Geers
- Cotterham, Countess of (Sybil Venetia) to Cotton, Charles Rupert Egerton
- Cotton, Charles William Egerton to Cotton, Lawrence Shelton
- Cotton, Leila Viviene to Cotton, Willoughby Lynch
- Cotton-Jodrell, Dorothy Lynch to Coulden, Lawrence William
- Couldrey, Annabel Mary to Counts, Sharon Rose
- County of Buckingham and of Normanby, Duchess of the (Catherine) to Courage, Godfrey Michell
- Courage, Godfrey Michell to Courcy, Ellen de
- Courcy, Emily de to Court, William Roylance
- Courtaigne, Emma Louise Marie to Courtenay, Elizabeth de
- Courtenay, Elizabeth de to Courtenay, unknown daughter
- Courtenay, unknown daughter to Courtney, Yolande de
- Courtney-Couchman, Dianne Vanita to Coventry of Aylesborough, Baroness (Winifred)
- Coventry, 10th Earl of (George William Reginald Victor) to Coventry, Henry Francis
- Coventry, Henry Halford to Coverall, John
- Coverdale, Agnes to Cowdray, Viscountess (Marina Rose)
- Cowdrey of Tonbridge, Baron, of Tonbridge in the County of Kent (Michael Colin) to Cowie, George
- Cowie, George to Cowlishaw, Sue Sheila Ann
- Cowlrick, Edward Hamlyn to Cox, Anne
- Cox, Anne to Cox, John
- Cox, John to Cox, Violet O'Bryen
- Cox, Virginia Anne to Cozens-Hardy, Josef Angela
- Cozens-Hardy, Josefa Maria to Craddock, Walter
- Cradock, Alice to Craig, Deborah
- Craig, Deidre Beatrice to Craig-Harvey, Tim
- Craig-McFeely, Brian to Cramer, William
- Cramer-Klett, Anna Chariklia von to Cran, Sheila Kellas
- Cranach, Adolf Oswald Hans Kurt Lucas von to Cranmer-Byng, Sarah Jaine
- Cranmer-Kenrick, George to Craufurd, Cynthia
- Craufurd, Daniel to Craven, Georgiana
- Craven, Georgina to Crawford, Alistair John Stuart
- Crawford, Alistair Wardrop Euing to Crawford, George Oliver
- Crawford, George Oswald to Crawford, Mary A.
- Crawford, Mary Alvira to Crawfurd, J. O.
- Crawfurd, James to Crawley, John Percy
- Crawley, John Sambrooke to Crawley-Boevey, Winifred Daphne
- Crawshaw of Aintree, Baron, of Salford in the County of Greater Manchester (Richard) to Creagh, Joan Helen
- Creagh, Johanna to Creber, Thomas Jack
- Crecy Steel, Edith Sheilah de to Cremin, Michael Desmond
- Cremonesi, Ornella to Creswell, Thomas
- Creswick, Alec to Crewe, Willoughby
- Crewe-Milnes, Annabel Hungerford to Crichton, Constance Emma Augusta
- Crichton, Constantine to Crichton, Lord (Robert)
- Crichton, Lord (William) to Crichton-Stuart, Dudley
- Crichton-Stuart, Edward Neil James to Cripps, Gwendoline Elizabeth
- Cripps, Harrison to Crisp, Winifred
- Crispe, Alice to Croasdaile, Richard Thomas
- Croasdaile, Susan to Croft, Charlotte
- Croft, Charlotte to Croft, Margaret Du Moulin
- Croft, Margaret Louise to Croftes, William
- Crofton of Mote, 1st Baroness, co. Roscommon (Anne) to Crofton, Frances Barbara
- Crofton, Frances Caroline to Crofton, Morgan
- Crofton, Morgan to Crofts, George
- Crofts, George to Crokell, William
- Croker Poole, Anthony to Croker, Yvonne Doris
- Crokes, John to Crompton, Isabella Sophia
- Crompton, J. B. to Crone, Daniel
- Crone, David to Cronin, Vincent Archibald Patrick
- Cronin-Coltsmann, Alice Mary to Crooke, William Tasman
- Crooke-Lawless, Emily Jane to Cros, Marjorie Suzanne Arlette du
- Cros, Mary Louise Joan du to Crosbie, Maria Louisa
- Crosbie, Maria Teresa to Crosland, Ruby Hilda
- Crosland, Sarah to Cross, Patrick
- Cross, Patrick John to Crossley, Jane Elizabeth
- Crossley, Janet Boyd to Crosthwaite-Eyre, William
- Croteau, Corinne to Crowe, Sarah
- Crowe, Susan Marjorie to Croy, Constantin Maria Walter Erich
- Croy, Diane-Marie Leopoldine Jacqueline Ernestine Emmanuelle to Crozier, Jane Elliot
- Crozier, Jane Evelyn to Croÿ, Isabelle von
- Croÿ, Isabelle von to Cruickshanks, Victoria M. L.
- Cruikshank, Andrew to Cruttwell, Wilson Clement
- Cruwys, Annie Gwendoline to Cubitt, Louisa Juliana
- Cubitt, Lucy to Cuffe, Martha
- Cuffe, Mary to Cullen, Johanna
- Cullen, Johanna to Cullum, William List
- Culme, Elizabeth to Cumberbatch, Wanda
- Cumberland and Teviotdale, 1st Duke of (Ernst August I) to Cumming, F.
- Cumming, Fiona Helen to Cummins, Joseph King
- Cummins, Joseph King to Cuningesburgh, William de
- Cuningham, 10th Baronet, of Robertland, co. Ayr (Arthur Percy) to Cuninghame, Boyd Alexander
- Cuninghame, Boyd Alexander to Cuninghame, William of Kilmaurs
- Cuninghame, William, 10th of Craigends to Cunliffe, Nicholas
- Cunliffe, Nicholas to Cunningham, Anne
- Cunningham, Anne to Cunningham, John Stephen
- Cunningham, John William to Cunningham-Reid, Wendy M.
- Cunninghame Bontine, Anne Elizabeth to Cunynghame, Renate Maria
- Cunynghame, Richard George Arthur Selwyn to Curghey, unknown wife
- Curi, Annette to Curran, Richard
- Curran, Richard Creagh to Currie, Dora
- Currie, Dora to Currie, William
- Currie, William to Curtis, Charles Herbert
- Curtis, Charles James to Curtis, Marguerite
- Curtis, Marianne Emma to Curwen, George
- Curwen, Georgina to Curzon, Francis John Nathaniel, 3rd Viscount Scarsdale
- Curzon, Francis Nathaniel to Curzon-Howe, Victoria Alexandrina Alice
- Curzon-Howe-Herrick, Assheton Montagu Windsor to Cusack-Smith, Winifred
- Cusance, Beatrix de to Cuthbert, Emily
- Cuthbert, Eric to Cutsem, Zara van
- Cutte, Judith to Cywinski, Jerzy Rafal
- Czacki, Anna Maria to Czernin von und zu Chudenitz, Wilhelmine Gräfin
- Czernin, Alexander to D'Arcy, Dominick
- D'Arcy, Dominick to D'Arcy, Mary
- D'Arcy, Mary to D'Oursy, Pauline Extelle
- D'Oyley, Anna to Dachetear, Lucretia von
- Dachröden, Cäsar Carl Ludwig von to Daer and Shortcleuch, 9th Lord (Alfred Douglas)
- Daer, Lord (Basil William) to Dalal, Pramila
- Dalarna, Duke of (August) to Dalgety, Thomas Arthur
- Dalgish, Alexander Augustus to Dallas, James of St. Martin's, younger
- Dallas, James Peters to Dalrymple, 8th Viscount (John Hamilton)
- Dalrymple, 9th Baronet, of Cousland (John James) to Dalrymple, John, 1st Earl of Stair
- Dalrymple, John, 2nd Earl of Stair to Dalrymple-Hay, Grace Maria
- Dalrymple-Hay, Gwendyth Margaret to Dalton, Isabella
- Dalton, Isabella to Daly, Arthur Timothy
- Daly, Avia Maeb Julia to Daly, Janet Helene
- Daly, Janet May to Daly, William Disney John Eyre
- Dalyell, 10th Baronetess (Eleanor Isabel) to Dalzell, Robert
- Dalzell, Robert Alexander George to Damment, Susan
- Damp, Carole Frances to Dance, William
- Dancer, 1st Baronet (Thomas) to Danforth, Samuel
- Dangan, 1st Viscount, co. Meath (Henry Richard Charles) to Daniel, Timothy Peter Charles
- Daniel, Tracey Emma to Daniell, Winifred M. C.
- Daniells, Elizabeth to Danvers, Martha
- Danvers, Mary to Darby, Mary
- Darby, Mary Ann to Darcy, John, 3rd Lord Darcy
- Darcy, John, 3rd Lord Darcy de Knayth to Darell, Henrietta
- Darell, Henry to Darling, Charles John, 1st Baron Darling
- Darling, Charles Taylor to Darnley of Athboy, Edward co. Meath
- Darnley, 10th Earl of (Charles Henry) to Dartmouth, Countess of (Ruperta)
- Dartnell Encina, Pedro Pablo to Dashwood, Anna Maria
- Dashwood, Annabel Anne to Dashwood, Lionel Paul
- Dashwood, Lorina to Daubeney de Moleyns, Nelly Edouard Renée
- Daubeney, 1st Baron (Giles) to Daunt, George
- Daunt, George to Davall, Thomas
- Davan Wetton, Alexander to Davenport, William Sharrington
- Davenport-Talbot, William to Davidge, Ursula Catherine
- Davids, Ann to Davidson, Ilona Margaret
- Davidson, Isabel to Davidson, unknown (Major)
- Davidson, unknown daughter to Davies, Andrew Richard
- Davies, Angela Susan to Davies, Ester
- Davies, Esther to Davies, Joyce Mary
- Davies, Judith to Davies, Richard Aled
- Davies, Richard Edward to Davies-Berrington, John Spencer
- Davies-Cooke, Adelaide Flora Frances Isabella to Davis, Charlotte
- Davis, Charlotte to Davis, John
- Davis, John to Davis, Sarah J.
- Davis, Sarah Jane to Davison, Mary
- Davison, Mary Maitland to Davy, Rosa Theodora
- Davy, Rosamund to Dawes, W. H.
- Dawes, Walter to Dawnay, George Edward
- Dawnay, George William ffolkes to Dawson, C. P.
- Dawson, Carmen to Dawson, Kathleen Joan
- Dawson, Keith Cyril Darlington to Dawson, William Francis
- Dawson, William George to Day, Jane
- Day, Jared Tahini to de Haan, Vanessa Cecilia
- De Jong, Jacqueline to Deacon, Penelope
- Deacon, Percy Courtney to Dean, Jemima
- Dean, Jenefer to Deane, Hilary Agnes
- Deane, Hilda Penn to Dearlove, Thomas
- Dearman, Eliza Jane to Debenham, Gilbert Ridley, 3rd Bt.
- Debenham, Gunnel Birgitta to Decluzeau, Sinclair Henry
- DeConti, Clinton R. to Defoe, Sofia
- deFontaine, Marie to Dehn, Olive Marie
- Dehon, Sarah to Delamere of Vale Royal, Baroness (Sarah)
- Delamere, Alice to Delaware, Thomas
- Delbray, Kenneth to Delmenhorst, Otto VII Herzog von
- Delmont, Mary-Anne to Demaine, Frances Mary
- Demaine, Francis to Demetriadi, Philippa Nancy
- Demetriou, Alwynne Joan Olive to Dene, Vianna Jane
- Deneau, Alana Charisse to Dening, Ruth
- Dening, Sarah to Denman of Dovedale, Baroness (Theodosia Anne)
- Denman, 1st Baronet, of Dovedale, co. Derby (Richard Douglas) to Denmark, Knud V of
- Denmark, Knud VI of to Dennis, Betsy
- Dennis, Brain Jonathan Charles to Dennis, William Crawshay
- Dennison, Charles to Denny, Edward Maynard
- Denny, Edward Maynard to Denny, unknown daughter
- Denny, Walter Brock to Dent, Thomas Wilkinson
- Dent, Thomas Wilkinson John to Deramore of Belvoir, Baroness (Violet Blanche)
- Derby Smith, Rachel to Dering, Richard
- Dering, Richard to Desanges, William
- Desart, 1st Baron (Hamilton John Agmondesham) to Despard, William
- Despencer, 6th Lord le (Charles) to Deutshcer, Jane Elizabeth Norah
- Deutz van Assendelft, Andries Adolf Vrijheer van Assendelft en Assumburg, Heer van Nootdorp, Rietschoten, Rietwijkeroord en Heer van Wijk aan Zee en Duin to Devereux, George
- Devereux, George to Devitt, Jack Thomas Michael
- Devitt, Jacquetta Anne to Devonshire, Robert L.
- Devoreaux, Winifred to Dewar, James Forrest
- Dewar, James Gow to Dewe, Pamela Mary
- Dewell, Mary to Deym zu Stritez, Maria Theresia Gräfin von
- Deym zu Stritez, Martin Graf von to Dick, Charles Cramond
- Dick, Charlotte to Dick-Lauder, Zella Evelyn
- Dickason, Harriet to Dickins, William Drummond Scrase
- Dickinson, 1st Baron, of Painswick, co. Gloucester (Willoughby Hyett) to Dickinson, Robert Henry
- Dickinson, Robert Joicey to Dickson, Hugh
- Dickson, Isaac to Dierkes, Vicco Johannes Wittekind Alexander
- Diesbach de Belleroche, Madeleine Marie Thérèse de to Digby, Frances Caroline
- Digby, Frances Georgina to Digby, Zara Jane
- Digby-Bell, Anne A. to Dill, Catherine Haughton
- Dill, Catherine Haughton to Dill, William
- Dillane, Bridget to Dillon, Elinor
- Dillon, Elinor to Dillon, Katherine Charlotte
- Dillon, Katherine Talbot to Dillon, Sean
- Dillon, Shelagh Muriel to Dimitroff, Stella
- Dimma, Frances Muriel to Dingwall, Janet
- Dingwall, Jean to Dirletoun, 9th Lord (Thomas)
- Dirnenberger, Elisabeth to Ditson, Sam Lennie
- Dittborn, Luis Urrejola to Dixon, Angela
- Dixon, Angela Ierne Evelyn to Dixon, Katherine Slyvia
- Dixon, Kennett to Dixwell, William, 1st Bt.
- Dixwell-Oxenden, 10th Baronet (Percy) to Dobbin, Leonard
- Dobbin, Leonard to Dobbs, Edward Cathcart
- Dobbs, Edward George to Dobbs, Victoria Natasha Jane
- Dobbs, Vivienne to Dobrée, Mary
- Dobrée, Mary to Dod, unknown
- Dodd, Albert Crossley to Dodge, Rachael Jane
- Dodge, Samuel to Doery, Samantha Ione
- Does, Elisabeth Jacoba van der to Doig, J.
- Doig, James to Dolby, Winifred Lotus
- Dolcetti, Giovanna to Domett, Nathaniel
- Domfront, Lord of (Henry I 'Beauclerc') to Domville, Mary Adelaide
- Domville, Mary Anne to Donald, William
- Donald, William to Donaldson, William Michael Somerville
- Donaldson-Hudson, Charles to Donimirski, Wladyslaw
- Donington, 1st Baron, of Donington Park, co. Leicester (Charles Frederick) to Donnelly, Katrina
- Donnelly, Kerry to Donovan, Maria
- Donovan, Maria to Dorda, Claudia
- Dore, Caroline Elizabeth to Dorman, Monica Churchward
- Dorman, Myriam Jeanne Georgette to Dormer, John Hubert Charles
- Dormer, John Kenelm to Dorset, Earl of (Thomas)
- Dorsett, Charlotte Mercy to Doughty, William
- Doughty-Tichborne, Alfred Joseph, 11th Bt. to Douglas, Alice Margaret
- Douglas, Alice Mary to Douglas, Catherine
- Douglas, Catherine to Douglas, Elizabeth
- Douglas, Elizabeth to Douglas, Gosta
- Douglas, Grace to Douglas, James Dawes
- Douglas, James Donald to Douglas, John of Balveny
- Douglas, John of Edderton to Douglas, Margo Anne
- Douglas, Marguerite to Douglas, Robert
- Douglas, Robert to Douglas, Violet Constance
- Douglas, Violet Douglas to Douglas-Hamilton, Edith
- Douglas-Hamilton, Edith Anne Hamilton to Douglas-Menzies, Prudence
- Douglas-Nugent, Arthur Charles to Doumen, Tristan F.
- Doummanget, Ghislaine to Doveton, William Webber
- Dovey, Susan to Dowding, Yuki Elizabeth
- Dowe, Joshua to Downall, John
- Downe, 10th Viscount (Richard) to Downham, William
- Downie, Agnes Helen Flockhart to Dowse, William
- Dowse-Finnemor, Fabienne José to Doyle, Sydney
- Doyle, Sylvia Yolanda to Drace-Francis, Teresa
- Drach, Jean-François to Drake, George
- Drake, George to Drake-Brockman, Wallace David Bennett
- Drake-Cutliffe, Charles Bernard Mervyn to Dredge, Simon James
- Dreelen, John van to Drew, Nancy
- Drew, Nancy Kay to Driggs, Edmund Hope III
- Driks, Maria to Dron, William
- Dronfield, Peter de to Drumlanrig, Viscount (Sholto Francis Guy)
- Drumm, Dorothy Eleanor Barbara to Drummond, Cecily Winifred Jillian
- Drummond, Celia to Drummond, Grizel
- Drummond, Grizel to Drummond, Katharine
- Drummond, Katharine to Drummond, R. C.
- Drummond, Rachel to Drummond-Hay, Frederick Henry
- Drummond-Hay, Frederick William to Drury, Leonie Marianne
- Drury, Liza Jane to Dryden, Mary
- Dryden, Mary to Duberly, Millicent Florence Eleanor
- Duberly, Montagu Richard William to Ducket, Margaret
- Duckett, 2nd Baronet, of Hartham House, Wiltshire (George) to Duckworth-Bradshaw, Violet Caroline
- Duckworth-Chad, Anthony Nicholas George to Dudley, Anne
- Dudley, Anne to Duerdin, Susanne
- Duerdin-Dutton, Thomas to Duff, Elizabeth Harriet
- Duff, Elizabeth Maria to Duff, Ludovic James Colquhoun
- Duff, Ludovick to Dufferin and Ava, Marchioness of (Serena Belinda Rosemary)
- Dufferin and Clandeboye of Ballyleidy and Killyleagh, 10th Baron, co. Down (Francis George) to Duffy, Steven Seton
- Duflos, Sybille to Dugdale, Sarah Porterfield
- Dugdale, Sidney to Duke, George St. George
- Duke, Georgina to Dumbleton, Walter Douglas
- Dumbreck, Barbara to Dunbar, Annis Field
- Dunbar, Annis Stockton to Dunbar, James
- Dunbar, James to Dunbar, Patrick 'Black-Beard'
- Dunbar, Patrick Martin Borlase to Dunboyne, 9th Baron, co. Meath (James)
- Dunboyne, 9th Baron, co. Meath (John) to Duncan, Lauderdale
- Duncan, Laura to Duncombe, Edward, Bt.
- Duncombe, Eleanor Jane to Dundas, Anne
- Dundas, Anne to Dundas, Eupham
- Dundas, Eupheme to Dundas, John
- Dundas, John to Dundas, Ralph of Dundas
- Dundas, Ralph of Manour to Dundonald, Countess of (Winifred)
- Dundrennan, Lord (Thomas) to Dunira, 9th Baron, co. Perth (Robert David Ross)
- Dunkeld, 2nd Lord (Thomas) to Dunlop, Grizel
- Dunlop, Heath William to Dunlop-Wallace, William
- Dunlop-Watson, John to Dunn, Julia Mary Roberts
- Dunn, Juliet to Dunne, Rosemary
- Dunne, Sandra Ann to Dunrossil, Viscountess (Mavis Dawn)
- Dunsandle and Clanconal, 1st Baron, of Dunsandle, co. Galway (James) to Duntze, John, 2nd Bt.
- Duntze, John, 7th Bt. to Dupuis, George (Reverend)
- Dupuis, George John (Reverend) to Durfeld, Wolfgang-Benjamin Baron von
- Durfort, Felicitie Jean Louis, 2nd Comte de Deyme to Durie, Sophia
- Durie, Susan to Durrant, William
- Durrant, William to Dutton, Irene Elizabeth Mary
- Dutton, Isabel to Dwerryhouse, William Peter
- Dwervyhouse, Emily Swanton to Dyer, Frances Margaret
- Dyer, Frank Stanley to Dyer-Bennet, Richard Stewart
- Dyer-Edwardes, Clementina Georgina Lucy Drummond to Dymoke, William Thomas Marmion
- Dymond, Catherine Lois to Dyson-Perrins, Nicola P.
- Dyve, Dorothy to Eagar, Theodore
- Eagar, Thomas to Eardley-Wilmot, Freda
- Eardley-Wilmot, Frederick Henry to Earle, Constance
- Earle, David Eric Martin to Early, Stephen
- Earnshaw, Annie Dorothea Caroline to Easton, Josiah
- Easton, Kerry to Eaton, Yorke
- Eatt, John to Ebrahim, Zulfiqar Ali Currimbhoy
- Ebrington, 1st Viscount, co. Gloucester (Hugh) to Echlin, Ferdinand George
- Echlin, Francis to Economo di San Serff, Polyxene
- Ecotay, Melle Colomb d' to Eden, Dorothy Georgiana
- Eden, Dorothy Ida to Eden, Michael Anthony
- Eden, Michael Charles to Edgar, Kathleen
- Edgar, Kenneth to Edge, William, 1st Bt.
- Edge-Partington, Mary Rosamond to Edlmann, Violet Florence F.
- Edman, Grace Edman Cunningham to Edmonstone, Edith Isabella
- Edmonstone, Edith Meriel to Edward, Gwendolen Agnes Rodney Edwards
- Edward, Gwyneth Ethel to Edwards, Anne Vaughan
- Edwards, Anne-Louise to Edwards, Frank
- Edwards, Frank to Edwards, Louisa Frances
- Edwards, Louisa Janette Anne to Edwards, Thomas
- Edwards, Thomas to Effingham, Countess of (Victoria Francesca)
- Efford, Margaret to Egerton, Eglantine
- Egerton, Eleanor to Egerton, Mary
- Egerton, Mary to Egerton-Warburton, Arthur
- Egerton-Warburton, Arthur Francis to Egerton-Warburton, Peter Ridgeway
- Egerton-Warburton, Philip to Egmond, Wouter II Heer van
- Egmond-Gelre, Katarina van to Einhorn, Mathieu Donald
- Einion, Gronwy ap to Elboeuf, Therese de
- Elborne, Amelia Lucy Caroline to Elers, William
- Eley, Alison to Eliot, Edward James
- Eliot, Edward John Cornwallis to Eliott, Dougal Heathfield
- Eliott, Dulcie Josephine to Eliott, Winifred Maud
- Eliott-Drake-Colborne, Elizabeth Beatrice to Ellershaw, Wilfred
- Ellert, Arnold to Ellingham, Olive Fane
- Ellinghuizen, Kyra van to Elliot, Henry Lettsom
- Elliot, Henry Miers to Elliot-Murray-Kynynmound, Gilbert
- Elliot-Murray-Kynynmound, Gilbert to Elliott, Gwenneth Mary
- Elliott, Hamish to Elliott, Yule
- Elliott-Blake, Henry to Ellis, Janet Lilian
- Ellis, Janet Mary Pierrette to Ellis, Yvonne
- Ellis-Goodbody, Arthur Marcus Felton to Elmes, Thomas
- Elmgreen, John to Elphinstone, David
- Elphinstone, David Robert to Elphinstone, Maurice Curteis
- Elphinstone, Maurice Douglas Warburton, 5th Bt. to Elsmie, Victor
- Elsner, Laura Louisa Josepha to Elton, Hubert
- Elton, Iris Georgina Hallam to Eltz, Johann Philipp Jacob Nepomuk Graf von und zu
- Eltz, Johanna Gräfin und Edle Herrin von und zu to Elwes, George Robert
- Elwes, Georgiana Adelaide to Elworthy, Christopher Ashton
- Elworthy, Clare Louise Katharine to Emerson, George Anthony Dykre
- Emerson, George Mark to Emmet, Rowena Mary Gabriel
- Emmet, Sibylla Frances to Emslie, Winifred
- Emson, Frederick James to England, Frederick A.
- England, George P. to English, Richard
- English, Richard Delano to Entwhistle, Thomas
- Entwisle, Augusta to Erbach-Erbach, Graf zu (Eberhard)
- Erbach-Erbach, Graf zu (Ernst) to Erdödy, Susanne von
- Ereckson, Karen Anne to Erne of Crom Castle, Countess (Harriet Elizabeth)
- Erne of Crom Castle, Countess (Mary Caroline) to Erroll, Countess of (Elizabeth Jemima)
- Erroll, Countess of (Elizabeth) to Erskine, Arthur Edward
- Erskine, Arthur of Blackgrange to Erskine, Euphemia
- Erskine, Euphemia to Erskine, Joan Berry
- Erskine, Joan Mary to Erskine, Mary
- Erskine, Mary to Erskine, William
- Erskine, William to Esdaile, William Clement Drake
- Esebeck, Alexandra von to Esmonde, William
- Esneux, Charlotte Jacqueline d' to Esplen, William John Harry, 4th Bt.
- Esplin, David to Este, Guelph IV d'
- Este, Ippolita d' to Estlin, Susanna
- Estoile, Anne-France de l' to Etherington, Richard
- Ethersey, Elizabeth to Eustace, Bridget
- Eustace, Bridget to Eustace, Marjorie Edith
- Eustace, Mary to Evan Thomas, Violet Lilian
- Evan, Eleanor to Evans, Charles
- Evans, Charles to Evans, Elizabeth
- Evans, Elizabeth Amanda to Evans, Helen Frederica
- Evans, Helen Isabelle to Evans, June
- Evans, June Louise to Evans, Myrddin
- Evans, Nancy to Evans, Sylvia Anne Elizabeth
- Evans, Sylvia Elizabeth to Evans-Freke, Yorick Peter
- Evans-Gordon, Charles to Eveleigh, William George
- Eveleigh-de Moleyns, Andrew Wesley to Evelyn, William Patrick
- Evelyn-Glanville, Frances to Everard, Winifred
- Everdell, Anne to Eversfield, Thomas (Sir)
- Evershed, 1st Baron, of Stapenhill, co. Stafford (Francis Raymond) to Every-Clayton, Edith Minnie
- Every-Clayton, Edna Beatrice to Evry, Marquis d' (Gilles Marie Raymond Paul)
- Ewald, Jennifer to Ewing, Eleanora Leckie
- Ewing, Elizabeth Helen to Exshaw, Gillian Ruth
- Exshaw, Gordon Thomas to Eynon, William
- Eynsaem, Isabella to Eyre, George Frederick
- Eyre, George Henry Lewis to Eyre, Richard Galfridus Hastings Giles
- Eyre, Richard Gerald to Eyston, Thomas More
- Eyton, Adam to Fabling, Victoria Theresa
- Fabre, Anne Charlotte to Fagan, Florence Mary
- Fagan, Florence Zell to Fagan, Thomas
- Fagan, Thomas to Fairbairn, Bessie Anne
- Fairbairn, Betty Rosemary Alice to Fairbairn, William, 1st Bt.
- Fairbairne, James to Fairfax, Charles
- Fairfax, Charles to Fairfax, Raymond
- Fairfax, Reginald to Fairlie, Jane
- Fairlie, Janet Elliot to Falbe, Vigant William de
- Falcetti, Emilia to Falk, Sarah Agnes
- Falkenburg, Heinrich von to Falkland, Viscountess (Mary)
- Falkland, Viscountess (Nicole) to Falmouth, Viscountess (Mary Margaret Desiree)
- Falquet, Marie Genevieve to Fane de Salis, Katharine Nicole Lillian
- Fane de Salis, Katherine (Nancy) to Fane, Charles Edward Thorold
- Fane, Charles Eugene to Fane, John Henry Scrope
- Fane, John Lionel Richards to Fanning, William Atmar
- Fanning-Evans, Berys to Farace, Yann
- Farache, Hannah to Farmer, Ethel Mary
- Farmer, Frances to Farnham, William Edward John Basil
- Farnham-Burke, Barbara Helen Mary to Farquhar, Ruth Violet Mary
- Farquhar, Sarah to Farquharson, Isabel
- Farquharson, Isabel to Farquharson, Zoë Caroline
- Farquharson-Lang, Sheila to Farrell, Louisa Caroline Mary
- Farrell, Lucretia Pauline Mary to Farrington, Charles
- Farrington, Charles Anthony Beevor to Faslane, Walter of
- Fasola, E. J. to Faulder, Thomas Jefferson
- Faulds, Andrew to Faure Walker, Vivien Margaret
- Faure, Anne-Marie to Fawcett, Lynne
- Fawcett, Margaret to Fayrer, Joseph, 1st Bt.
- Fayrer, Joseph, 2nd Bt. to Fedden, William Joseph
- Feddes, Eliena to Feilden, Winifred
- Feilding Mellen, Cosmo Birdie to Feilding, unknown son
- Feilding, Ursula to Fell, William Edwin
- Fell, William Edwin C. to Fellowes, Prudence Electra
- Fellowes, Rachael Julie to Fenn, Susan
- Fenna, Deborah Anne to Fenton, Thomas
- Fenton, Thomas Charles to Fenwick, Rosamond Xanthe
- Fenwick, Rose Aden Abinger to Ferguson Davie, William John, 4th Bt.
- Ferguson, 1st Baronet, the Farm, co. Londonderry (Andrew) to Ferguson, Kane
- Ferguson, Karen Elisabeth to Fergusson, Donald Andrew
- Fergusson, Dougal George Onslow to Fergusson, Robert
- Fergusson, Robert Arthur George to Fermoy, Baroness (Tessa Fiona)
- Fernan-Nunez, 1st Duque de (Felipe) to Ferrand, William Harris
- Ferrando, Aline Louise Rose to Ferrers, Alianore de
- Ferrers, Alice to Ferriman, Thomas Fox
- Ferrire, Alexandre to Fetherston-Dilke, Victoria
- Fetherston-Godfrey, Francis William Crewer to Fetherstonhaugh, John Alfred
- Fetherstonhaugh, John David to Feuerheerd, Thomas Frederick
- Feugeres des Forts, Anne-Sophie to ffooks, William Archdall
- fforde, Aimée Mary Martha to ffrench, John
- ffrench, John to Field, C.
- Field, Caroline Elwes to Field-Marsham, Teo Robert
- Fielde, Mary Anne to Fielding, Zoë Anne Clare
- Fielding-Hall, Evelyn Margaret to Fiertek, Anna Maria
- Fieschi, Anna Maria to Filgate, Louisa
- Filgate, Margaret to Finch, Andrew John
- Finch, Anna to Finch, Mary
- Finch, Mary to Findlater, Countess of (Mary)
- Findlater, Countess of (Sophia) to Findlay, William
- Findley, Anne to Finlay, May
- Finlay, Merelina Ann to Finney, Suzanne Claire
- Finney, Thomas to Finnie, William Jay
- Finnigan, Anna Jane to Firestone, Russell Allen
- Firkin, Kizia to Fish, Sarah L.
- Fish, Sarah Marie to Fisher, Eliza
- Fisher, Eliza Ann to Fisher, Lydia Maria
- Fisher, Lynette Joan to Fisher, William
- Fisher, William to Fitt, Susan Gertrude Anne
- Fitton of Gawsworth, 1st Baron (Alexander) to Fitzalan, Joan
- Fitzalan, Joan to FitzGeorge-Balfour, Victor Theodore
- FitzGeorge-Hamilton, George Edward Archibald Augustus to FitzGerald, Charles James, 1st and last Baron Lecale of Ardglass
- FitzGerald, Charles John Oswald to Fitzgerald, Elizabeth
- FitzGerald, Elizabeth to FitzGerald, Gerald FitzJames, 14th Earl of Desmond
- FitzGerald, Gerald FitzJohn to FitzGerald, Joan
- FitzGerald, Joan to FitzGerald, Margaret
- Fitzgerald, Margaret to FitzGerald, Otho Augustus
- Fitzgerald, Otho Blennerhassett to FitzGerald, unknown
- Fitzgerald, unknown to Fitzgibbon, Elizabeth
- Fitzgibbon, Elizabeth to Fitzgibbon, Thomas
- Fitzgibbon, Thomas to Fitzherbert, Deborah Susan
- Fitzherbert, Debra to FitzHerbert, Madeline Grace
- FitzHerbert, Maisie Harriet to Fitzherbert, Yvo Laurence Michael
- FitzHerbert-Brockholes, Andra to FitzJames-Stuart y Stolberg-Gedern, María Francisca Fernanda Teresa Anna
- FitzJames-Stuart y Ventimiglia, Enrique, Conde de Galve to FitzMaurice, Ellen
- FitzMaurice, Ellen to Fitzmaurice, Margaret
- Fitzmaurice, Margaret Elizabeth to FitzMaurice, Zane
- Fitzmayer, Anne Howard to FitzRoy Newdegate, Sophia Hebe
- Fitzroy, Adalia to Fitzroy, Jane Elizabeth
- FitzRoy, Joanna Dana to FitzSymons, Margaret
- FitzThomas, Ellen to FitzWilliam, Pons
- Fitzwilliam, Richard to Flakoll, Katharine Elinor Margaret
- Flamand, Steen to Fleet, William Alexander
- Fleetwood, Adolf Georg friherre to Fleming, Catherine Emily
- Fleming, Catherine Emma to Fleming, Jean
- Fleming, Jean Fraser le to Fleming, Sarah Ann
- Fleming, Sarah Elizabeth Sophia to Fletcher, Christian
- Fletcher, Christopher Denton to Fletcher, John
- Fletcher, John to Fletcher, W. K.
- Fletcher, Walter John to Flint, Michael Edward Stamford
- Flint, Mildred Dorothy to Flotte, Seigneur de (Pierre I)
- Flounders, Mary to Flowers, Susan
- Floyd, 1st Baronet (John) to Fludyer, William
- Flugi van Aspermont, Adrienne Jeanne to Foix, Scarlamonde de
- Foix-Candale, Marguerite de to Foley, John
- Foley, John to Foljambe, Joyce Norton
- Foljambe, Judith Frances to Foncier, Sophia
- Foncuberta y Alonso-Martinez, Magdalena to Foord, Simon
- Foord-Bowes, Barnard to Foran, Miles
- Foras, Alphonse de to Forbes, Andrina Mabel Vesta
- Forbes, Angela to Forbes, Diana Mary
- Forbes, Donald Alexander to Forbes, Grania Helen
- Forbes, Granville to Forbes, John
- Forbes, John to Forbes, Maria Mitchell
- Forbes, Marian to Forbes, Timothy Mark Duncan
- Forbes, Trevor Courtenay to Forbes-Gordon, William Balfour
- Forbes-Leith, Adelaide Isabella to Ford, Baroness, of Cunninghame in North Ayrshire (Margaret Anne)
- Ford, Barry to Ford, John
- Ford, John to Ford, Susan Elizabeth
- Ford, Susan Lillian to Forde, William George
- Forde-Leathley, Frances to Forester, William le
- Forestier Walker, Cortlandt Simon Michael to Formartine, Viscount (Ivo Alexander Ninian)
- Formbach, Hedwig of to Forrester, George, 6th Lord Forrester of Corstorphine
- Forrester, Grizel to Forster, Elizabeth
- Forster, Elizabeth to Forsyth, Daniel
- Forsyth, David to Fortescu, William de
- Fortescue of Castle Hill, 10th Baron, co. Devon (Charles Hugh Richard) to Fortescue, John
- Fortescue, John to Forth, Viscount (George Henry Charles Francis Malcolm)
- Forthe, Margaret to Fosh, Timothy Ian
- Foshay, Madeleine to Foster, Elizabeth
- Foster, Elizabeth to Foster, Juliana
- Foster, Julie Annette to Foster, Thomas
- Foster, Thomas to Fotheringham, Thomas, 9th of Powrie
- Fotherley, Hannah to Foulkes of Cumnock, Baron, of Cumnock in East Ayrshire (George)
- Foulkes, Angell to Fowke, Louisa Charlotte
- Fowke, Louise Caroline Daphne to Fowler, Jenna Morgan
- Fowler, Jennifer Evelyn to Fownes-Luttrell, Robert Hugh Courtenay
- Fox of Buckley, Baroness, of Buckley in the County of Flintshire (Claire Regina) to Fox, Edith Annie Constance
- Fox, Edith Darwin to Fox, Harriet Amelia
- Fox, Harriet Emma to Fox, Margaret Theodora
- Fox, Margaret Winifred to Fox, Sarah Frances
- Fox, Selina to Fox-Rogers, Rose Elizabeth
- Fox-Strangways, Alice Laura to Foy, W. H.
- Foy, William to Frampton, Harriot
- Frampton, Harriott to France, Jean de
- France, Jean de to Francis, Joan Mary
- Francis, John to Francklin, Xenia Alexandra
- Francklyn, 1st Baronet (Richard) to Franken, Thietrade von
- Frankenberg, Benjamin John to Frankland-Russell, Robert, 7th Bt.
- Frankland-Russell-Astley, Bertram Frankland to Franks, Cynthia
- Franks, Cynthia Thelma to Franks, Valerie Susan
- Franks, Violet Miriam to Fraser, Amelia
- Fraser, Amelia Alice Julia to Fraser, Edith Maureen
- Fraser, Edward Hay to Fraser, Ida
- Fraser, Ida to Fraser, Magdalen
- Fraser, Magdalen to Fraser, Sheena Lennox
- Fraser, Sheila Muriel to Fraser, Æmilia
- Fraser-Brown, Donald to Frederichsen, Cathrina Elise
- Frederick Olivera, Luciana to Fredman, Susan Helen
- Fredrick, Rosalind Farrin de to Freeman, Heather
- Freeman, Henrietta to Freeman-Mitford, Rupert
- Freeman-Mitford, Sarah Georgina Cranstoun to Fremantle, Chloë Sarabella
- Fremantle, Christina to French, Arthur Edmund
- French, Arthur Foulke Augustus to French, George Arthur
- French, George Arthur to French, Mary
- French, Mary to French, William
- French, William to Frere, Frances Anne
- Frere, Frances Mary Anne to Freville, unknown
- Frew, Bret Timothy to Fride, Mari Elise
- Friebel, Annette Helene to Frith, Ruth
- Frith, Sarah Elizabeth to Frost, Humphrey
- Frost, Iona Arabel to Fry, Cornelius
- Fry, Cosima Maria-Gabriella to Fry, unknown
- Fry, unknown daughter to Fugger von Babenhausen, Sylvia Rosa Eleonora Leopoldine Karolina Maria Gräfin
- Fugger von Glött, 1st Fürst (Carl Ernst Maria Fidel Alfred Anton) to Fuller, Catherine
- Fuller, Cecilia Rose Fleetwood to Fuller, William Algernon
- Fuller, William Fleetwood to Fulton, Elizabeth Francis
- Fulton, Emily Mary to Furnell, Mary Anne
- Furnell, Mary Anne to Furniss-Roe, Robert P.
- Furnival of Malahide, 1st Baron, in Ireland (Richard Wogan) to Fussell, Thomas Arnold
- Fust, Anne to Fynes-Clinton, Louisa Richenda
- Fynes-Clinton, Mabel to Fürstenberg, Johannes Baron von
- Fürstenberg, Johannes Joseph Prinz zu to Gabbett, Jane
- Gabbett, Jane to Gabriel, Thomas, Bt.
- Gabrielle, Kerry to Gage, Annette Daphne
- Gage, Annie Isabel to Gage, Marcus McCausland
- Gage, Margaret to Gagné, Monique de
- Gago, Margrit to Gair, William Gillies
- Gairdner, Agnes to Galbraith, George
- Galbraith, George to Gale, Ellis
- Gale, Emily Caroline to Galitzine, George
- Galitzine, George Rudolf to Galletta, Ruggero
- Galletti di Cadilhac, Arturo to Galloway, Zoe
- Gallson, Janet to Galmoye, Viscountess of (Henrietta)
- Galo, Rachel to Galwey, Charles Edward
- Galwey, Charles Edward to Galwey, Neil Arthur
- Galwey, Nicholas William to Gamble, Anthony
- Gamble, Antony Aylmer to Games, Roberrt
- Gameson, Amanda Valerie to Gangui Ereñu, Maria
- Ganly, Andrew to Garcia-Castro y Elola, Salustiana
- Garcia-Lonas y de Lanuza, Adela to Gardiner, Edward Rawson
- Gardiner, Eliza Amy to Gardiner, Susan Veronica
- Gardiner, Susanna to Gardner, Francis Rolleston
- Gardner, Frederick A. to Gardner, Susan
- Gardner, Susan to Garland, Trevor Lorance
- Garlande, Agnès de to Garnett, Gerald Norman
- Garnett, Harry John Gerard to Garnier, George
- Garnier, George Charles to Garratt, unknown
- Garratt, Vera Catherine to Garrod, Sybil Audrey
- Garron, Alice Jane to Garth-Turnour, unknown daughter
- Garthorpe, Maria Johanna to Gasca, Susan Mary
- Gaschet, Annik Marie Nicole to Gascoyne, Isaac
- Gascoyne, Isabella to Gaskell, Trevor Roger
- Gaskell, Victoria Jacquine to Gatehouse, Timothy George
- Gatenby, Dimity Ann to Gatzke, Edith
- Gaubert, Helene Olga Lydia Tamara Maria to Gavan Duffy, William Charles Joseph
- Gavan, Anne to Gayand, Marguerite de
- Gayard, Charlotte to Geake, William Edward
- Geale, Alfred Gordon Harold to Geddes, Gillian
- Geddes, Gordon to Gee, William Benedict Robert Cooper
- Gee-Turner, Bettina Tamara Helga to Gell, William
- Gellard, Alexandra to Gemundt, Ilse
- Genade, Kathleen to George, Edward
- George, Edward Alan John, Baron George to Gerard of Bryn, Baroness (Mary Frances Emma)
- Gerard of Gerard's Bromley, 1st Baron (Thomas) to Gerard, William, 11th Bt.
- Gerard, William, 3rd Bt. to Gerrard, William
- Gerret, Ann to Gethin, Rowene Margaret
- Gethin, Rupert Mark Lovell to Giacosa, Orsina
- Gialdini, Nella Penelope to Gibbins, SAmuel
- Gibbon, 'the White Knight' to Gibbons, Elizabeth
- Gibbons, Elizabeth Jean to Gibbs, Anstice Rosa
- Gibbs, Anthony Durant, 5th Baron Aldenham to Gibbs, Jane
- Gibbs, Jane Duncombe to Gibbs, Susan
- Gibbs, Susan to Gibson, Dawn
- Gibson, Debra to Gibson, Leanda Alice Devin Joan
- Gibson, Leight Robert to Gibson, William Charles
- Gibson, William Charles to Gielgud, Violet Rose Elizabeth
- Giels, Frances Clotilde to Giffard, Roger
- Giffard, Roger to Gifford, Robert
- Gifford, Robert Francis, 2nd Baron Gifford of St. Leonard's to Gilbert, Marianne Charlotte Isabella
- Gilbert, Mark to Gilbey, Juliet Rio
- Gilbey, Kate to Gildemeester, Thomas
- Gilder, Aimee Emily Adelgisa to Gilfillan, William Frederick Anderson
- Gilham, John Henry to Gill, Sarah
- Gill, Sarah Jane to Gillett, Esther
- Gillett, Evelyn Mary to Gilliland, William
- Gilling, Phyllis Ethel May to Gillman, Warren
- Gillman, Warren to Gilmour, Jane Elizabeth
- Gilmour, Jane Victoria to Ginger, Eleanor D.
- Gingold, Fraser to Girouard, Theresa
- Giroult des Brosses, Claude to Gladstone, Clare Elizabeth
- Gladstone, Cleodie Selina to Gladwin, Wendy Anne
- Gladwyn, 1st Baron, of Bramfield, co. Suffolk (Hubert Miles Gladwyn) to Glascock, Sara Catherine
- Glascoke, Edward to Glassey, William John
- Glassford, Anne to Gleig, Percy North
- Gleisberg, Claudia to Glengall, 2nd Earl of (Richard)
- Glenham, Dorothy to Glinski, Helen
- Glisson, Jacqueline Kaye to Glover, Mary Ann
- Glover, Mary Anne to Glyn, Frederick Ware
- Glyn, Fredericka Louisa Elizabeth to Glynn, Max Sean Douglas
- Glynn, Myra Anne to Gobourn, Timothy Richard Crichton
- Goch, Tangwystyl to Goddard, Yvonne
- Godden, Alexandra M. to Godfrey, Stephen Kenneth
- Godfrey, Stuart Hill to Godley, Zara Valda Mari
- Godman, Adelaide Mary Philippa to Godwin, William
- Godwin-Austen, Alfred Godwin to Goff, Winifred
- Goffe, Anne to Gold, Walter Gilbey
- Gold-von Simson, Gabrielle to Goldney, John
- Goldney, John to Goldsmith, Gillian Marion
- Goldsmith, Ginette Christiane to Gomez, Rafael
- Gomez-Acebo Botin, Carla to Gonzaga, unknown daughter
- Gonzaga, Venturina dei Conti to Gooch, Henry Edward
- Gooch, Henry Francis to Goodall, John
- Goodall, John to Goodbody, Hannah
- Goodbody, Hannah to Goodbody, Michael Delanty
- Goodbody, Michael Delanty to Goodchild, William
- Goodday, Anne to Goodey, Tegan Peta
- Goodfellow, Amy Louise to Goodlake, William Garrard
- Goodland, Mary to Goodricke, Ursula Monica
- Goodridge, F. to Goodyere, Mercy
- Goodynow, Richard to Gordon Carmichael, D. R.
- Gordon Clark, Alexander David to Gordon, Alexander
- Gordon, Alexander to Gordon, Betty M.
- Gordon, Blanche Emma Beatrice to Gordon, Edward Alexander
- Gordon, Edward Hyde Hamilton to Gordon, George of Haddo, 1st Earl of Aberdeen
- Gordon, George of Methlick, younger to Gordon, James
- Gordon, James to Gordon, John
- Gordon, John to Gordon, Lynne
- Gordon, Mabel to Gordon, Michael Eyre
- Gordon, Michael Frances, 15th of Abergeldie to Gordon, Thomas of Grandoun
- Gordon, Thomas of Premnay to Gordon-Cuming-Skene, William, 13rd of Pitlurg
- Gordon-Cumming, 1st Baronet, of Altyre and of Gordonstoun, co. Moray (Alexander Penrose) to Gordon-Lennox, Hamish Charles
- Gordon-Lennox, Helen Magdalan to Gore, Augustus Frederick
- Gore, Augustus Frederick Napier to Gore, Georgiana Isabella Susan
- Gore, Georgiana Sarah to Gore, Patricia Ellard
- Gore, Patrick St. George to Gore-Booth, Jane Mary
- Gore-Booth, Jemma Louise to Gorges, Thomas
- Gorges, Thomas to Goring, William, 3rd Bt.
- Gorini, Antonia to Gorton, Unknown Son
- Gortschakov, Alexander to Gosling, Harriet
- Gosling, Harriett Caroline to Gosset, William Butler
- Gossip, Alicia to Gouge, unknown
- Gougeon, Esther to Gough, Lavinia
- Gough, Letitia to Gould, Elizabeth
- Gould, Elizabeth to Goulden, Sophia Jane
- Goulder, Beatrice Mary to Gourlay, Jago
- Gourlay, James to Gow, Sally Elizabeth
- Gow, Simeon Nathaniel Benjamin to Gowrie, Master of (Alexander)
- Gowstra, Christopher John to Grace, Elizabeth
- Grace, Elizabeth to Grady, William
- Graecon, Anne to Graham, 6th Baronet, of Esk, Cumberland (William)
- Graham, 6th Baronet, of Netherby, Cumberland (Charles Spencer Richard) to Graham, Cecil Lorna
- Graham, Cecil William Noble to Graham, Elizabeth Anne
- Graham, Elizabeth Campbell to Graham, Henry Vere
- Graham, Herbert M. to Graham, John Douglas Skelton
- Graham, John Francis Ottiwell Skelton to Graham, Martin
- Graham, Martin Nicholas to Graham, Robert, 5th of Knockdollan
- Graham, Robert, 8th Bt. to Graham, William, 5th Earl of Menteith
- Graham, William, 5th of Airth to Graham-Young, Linda
- Grahame, Alastair to Grand Duchess of Russia, Xenia Aleksandrovna, Grand Duchess of Russia
- Grand Duke of Russia, Aleksandr Aleksandrovich, Grand Duke of Russia to Grant Duff, Victoria Adelaide A.
- Grant Morris, Adrian to Grant, Archibald
- Grant, Archibald of Ballentomb to Grant, Elizabeth
- Grant, Elizabeth to Grant, Iona
- Grant, Isaac of Monymusk, 6th Bt. to Grant, Katherine Bridget
- Grant, Katherine Emma to Grant, Neil Patrick
- Grant, Nellie to Grant, Ulysses S. III
- Grant, Ulysses S. IV to Grantham, Thomas
- Grantham, Thomas to Grattan, Elizabeth
- Grattan, Elizabeth to Graveney, Thomas William
- Gravenitz, Waldemar Baron von to Graves, John
- Graves, John to Gravett, E. J. M.
- Graviere, Hannah la to Gray, Darren
- Gray, Darren Alexander to Gray, Isobel
- Gray, Isobel to Gray, Mary
- Gray, Mary Ann to Gray, Thomas
- Gray, Thomas Dolbear to Grayson, Vivienne Mary
- Graz, Bridget Mary Rhona des to Greatorex, Reuben
- Greatorex-Davies, Margaret Lee to Green of Deddington, Baron, of Deddington in the County of Oxfordshire (Andrew Fleming)
- Green of Hurstpierpoint, Baron, of Hurstpierpoint in the County of West Sussex (Stephen Keith) to Green, Frances Catherine
- Green, Francis Hilton to Green, Mary
- Green, Mary to Green-Armytage, Thomas Hugh
- Green-Emmott, Kathleen Louise to Greenberg, Mary Ella
- Greenblatt, Catherine Rachel to Greene, Geoffrey Plunket Conyngham
- Greene, George to Greene, Miranda
- Greene, Miriam to Greenfield, William Bunce
- Greenfield-Snellaert, Darryl Elizabeth to Greenock, Lord (Charles Murray)
- Greenop, Joan Ursula to Greenwell, Sybil Eyre
- Greenwell, Thomas Basil to Greenwood, Thomas Frederick
- Greenwood, Thomas Hamar, 1st Viscount Greenwood to Greer, Jane
- Greer, Jane to Greer, Ussher
- Greer, Ussher Macgregor to Greeves, Margaret Jane
- Greeves, Margaret Kathleen to Gregg, William Thornton Huband
- Greggains, Charlotte M. S. to Gregory, John Duncan
- Gregory, John Sherwin to Gregson, William
- Gregson-Ellis, Charles James to Grenfell, Ethel Anne Priscilla
- Grenfell, Evelyn Emily to Grenville, Johanna
- Grenville, John to Gresley, John
- Gresley, John to Greville, Beatrice Violet
- Greville, Beaufort Henry d'Arcy to Greville, Yvonne
- Greville-Bell, Anthony to Grey, Anne
- Grey, Anne to Grey, Elizabeth
- Grey, Elizabeth to Grey, Humphrey
- Grey, Ian Michael to Grey, Mary
- Grey, Mary to Grey, unknown
- Grey, unknown to Griek, Ulrike Maria
- Grier, Alexander Anthony MacGregor to Grierson, Janet Agnes Elizabeth
- Grierson, Jean to Grierson, William, 9th of Lag
- Griersone, Alexander to Griffin, John Derrick Benjamin
- Griffin, John Griffin to Griffith, Geoffrey Grenville
- Griffith, George to Griffith-Jones, Trevor
- Griffith-Montgomery, Sheila to Griffiths, Sally Ann Nicola
- Griffiths, Sandra to Grimason, John Scott
- Grimaud, Alfred to Grimston, Dawn Monica Ann
- Grimston, Denise to Grimthorpe, Baroness (Mary Alice)
- Grimwade, Deborah Rutherford to Grogan, John
- Grogan, John to Grossart, Suzanna
- Grosse, Dennis to Grosvenor, Randall
- Grosvenor, Randle le to Grotrian, Ursula Catherine
- Groube, Catherine Charlotte to Grove, Hugh
- Grove, Humphrey to Grove-White, William James
- Grover, Abigail to Groves, William Harold
- Groves-McGarel, Edward Julian to Grubb, Enid Mary
- Grubb, Enid Mary to Grubb, Louise
- Grubb, Louise to Grubb, Sarah
- Grubb, Sarah to Grubbs, Jennie
- Grubbs, Jerry Thurston to Gruffudd, William David
- Gruffyd, Owain, King of Gwynedd to Grüningen-Wirtimberg, Hartmann II von
- Grüninger, Bernhard Rudolf to Gudenus, Gabriel Freiherr von
- Gudenus, Gabriel Graf von to Guerrieri, Vittorio Emanuele, Conte di Mirafiori e Fontanafredda
- Guerritore, Maddalena to Guest, Winston Frederick Churchill
- Guestier, Corinne to Guillamore, Viscountess (Mary Margaret Frances)
- Guillaume, Claire Marie to Guinness, Elizabeth
- Guinness, Elizabeth to Guinness, Nancy Vivian Laura
- Guinness, Natasha to Guise, Antoine de
- Guise, Antonie de to Guise, Wylder James
- Guisee Valle Riestra, Maria Mercedes Carlota to Gulston, Susannah
- Gum, Mary to Gundry, Vyvien Frances
- Gundry-White, Alexander to Gunn, Robert
- Gunn, Robert to Gunningham, Michael Robert Fearon
- Gunnis, Diana Marion to Gurdon, William Brampton
- Gurdon-Rebow, Hector John to Gurney, Margaret
- Gurney, Margaret Barclay to Guthmann, Simone Suzanne Marie Anne
- Guthrie of Craigiebank, Baron, of Craigiebank in the City of Dundee (Charles Ronald Llewelyn) to Guthrie, William Tyrone
- Guthrie, William, 2nd of Hiltoun to Gwatkin, Hannah Rosemary Theophila Stapleton
- Gwatkin, Harriet to Gwynn, Minnie Wooder
- Gwynn, Neville to Gybbon-Monypenny, Peter John, 30th of Pitmilly
- Gybbon-Monypenny, Phillips to Haan, Vivien de
- Haarlem, Agnes van to Habsburg, Matthias, Holy Roman Emperor
- Habsburg, Maximiliam Franz Joseph Karl Otto Heinrich Graf von to Habsburg-Lothringen, Johannes-Jacobus Josef Árpád Pius Stephan Ignatius Hermann Maria von
- Habsburg-Lothringen, Joseph Ferdinand Salvator Maria Franz Leopold Anton Albert Johann Baptist Karl Ludwig Rupert Maria Auxiliatrix von to Hackett, Edmund
- Hackett, Edmund Walter Rudolph Henry to Hackett, Simpson
- Hackett, Simpson to Haddington, Dorinda
- Haddo, 1st Earl of, co. Aberdeen (John Campbell) to Hadland, William
- Hadlee, Georgina Barrington to Hagar, Thomas Lister
- Hagarston, Henry de to Haggard, William Rudolph Rivers
- Haggarston, Elizabeth to Hahnel, Winifred Elsie
- Hahofer, Elsa to Haig, William James
- Haig, William of Bemersyde to Haines, Hannah
- Haines, Hannah to Halcro, unknown
- Halcrow, Helen to Haldane, William Stowell
- Haldane-Chinnery, Anne Elizabeth Frances Margaretta to Hale, Rowland
- Hale, Ruth Mary to Haley, Valerie
- Halfhead, Christopher Norman to Halkett, Kate
- Halkett, Katherine to Hall, C. W.
- Hall, Camilla Jane Kathleen to Hall, Elizabeth Isla Yorke
- Hall, Elizabeth Jane to Hall, Herbert
- Hall, Herbert Austen to Hall, Laetitia
- Hall, Lalage to Hall, Olive
- Hall, Olive to Hall, Thomas James of Dunglass, younger
- Hall, Thomas Kirkpatrick to Halle, Wulf Lewin von
- Hallen, Arabella Diana Hamlyn to Hallifax, Samuel
- Hallifax, Sophie Anna Rose to Hallward, William
- Hallwell, Anne to Halsey, William Edmund
- Halsham, Anne to Hamar, Mary
- Hamber, Aldyth Werge to Hambro, Susan Amelia
- Hambro, Sybil Mary Martin to Hamilton of Hameldon, 9th Baron, co. Leicester (Ian)
- Hamilton of Stackallan, 10th Baron (Gustavus Michael George) to Hamilton, Alexander Avis
- Hamilton, Alexander Caspar Paulet to Hamilton, Anthony Baldwin
- Hamilton, Anthony Edmund Hubert to Hamilton, Charles
- Hamilton, Charles to Hamilton, Duchess of (Sarah Jane)
- Hamilton, Duchess of (Susan Euphemia) to Hamilton, Esme
- Hamilton, Esme Violet to Hamilton, Georgiana Susannah
- Hamilton, Georgina to Hamilton, Henry Stewart
- Hamilton, Henry, 1st Bt. to Hamilton, James of Biel, 5th Lord Belhaven and Stenton
- Hamilton, James of Broomhill to Hamilton, Joan Elise
- Hamilton, Joan Elizabeth to Hamilton, Katharine
- Hamilton, Katharine to Hamilton, Margaret
- Hamilton, Margaret to Hamilton, Mary Christian Dundas
- Hamilton, Mary Clive to Hamilton, Robert Carodoc of Silvertonhill, 8th Bt.
- Hamilton, Robert Cecil to Hamilton, Thomas, 9th Earl of Haddington
- Hamilton, Thomas, Lord Priestfield to Hamilton, William, 7th of Cambuskeith
- Hamilton, William, 7th of Orbiston to Hamilton-Russell, Gustavus Lascelles
- Hamilton-Russell, Gustavus Michael George, 10th Viscount Boyne to Hammer-Jensen, Susanne
- Hammersley, Alfred St. George to Hammond of Kirkella, 1st Baron, in the town and county of the town of Kingston-upon-Hull (Edmund)
- Hammond of Runnymede, Baron, of Runnymede in the County of Surrey (Philip) to Hammond-Chambers-Borgnis, Richard Peter
- Hammond-Davies, Ann Elizabeth Bruce to Hampson, Joyce Violet
- Hampson, Julia Jane to Hampton, Edward
- Hampton, Edward to Hampton, Joseph
- Hampton, Joseph to Hampton, Patience
- Hampton, Patricia to Hampton-Hall, Holly
- Hampton-Lewis, Cicely Myfanwy to Hanbury, Eileen Jeanne
- Hanbury, Eleanor to Hanbury, Violet
- Hanbury, Walter G. to Hancock, Isaac
- Hancock, Isabel Jean to Handcock, Florence
- Handcock, Florence Guy to Hands, Steven Andrew
- Handscomb, Lesley Joseph to Hankey, Cecily Mary Alers
- Hankey, Ceri to Hankey, Winifred
- Hankeys, John Alers to Hanmer, Dorothy
- Hanmer, Dorothy Harriet to Hanmer, Sarah
- Hanmer, Sarah Serra to Hannay, Dora
- Hannay, Edward to Hanning, William
- Hanning-Lee, Edward to Hansard, Winifred White
- Hansbrow, George to Hanson, Zoe Charlotte
- Hansson, Anna-Llena Margareta to Harbord, Charles Edward Ralph
- Harbord, Charles Francis to Harbron, Dinah
- Harby, 1st Baronet (Job) to Harcourt, Jean IV d', seigneur de Lillebonne, de Brionne, d'Elbeuf et d'Aarschot, vicomte de Châtellerault
- Harcourt, Jean V d', seigneur de Bonnetable, de Lillebonne, de Brionne, d'Elbeuf et d'Aarschot, vicomte de Châtellerault to Harden, Joseph Webster
- Harden, Kara Leigh to Harding, Elizabeth
- Harding, Elizabeth Eleanor Lechmere to Harding-Newman, William Richard
- Harding-Rolls, Alice Mary to Hardisty, Richard
- Hardkyn, Elizabeth to Hardy, Edith Jocelyn
- Hardy, Edith Maria May to Hardy, William
- Hardy-Johnston, Alice Louisa to Hare, Henrietta
- Hare, Henrietta to Hare, Thomas
- Hare, Thomas Edward to Harford, William Scandrett
- Harford-Battersby, Abraham Gray to Hargreaves, William Sidney
- Hargreaves-Allen, Christopher to Harington, Robert Edward Stuart
- Harington, Robert John Michael to Harlech, Baroness (Sylvia)
- Harleston, Alice to Harman, Mary Harris
- Harman, Mary Rachel to Harmsworth, Christabel Rose
- Harmsworth, Claire Elen Mary to Harold-Barry, William John
- Haroldi, Kasha to Harpley, Ronald Joseph
- Harpour, Catherine to Harries, William Davys
- Harrild, Frederick to Harris, Anna Meredith
- Harris, Annabel Joan to Harris, Elizabeth
- Harris, Elizabeth to Harris, James Hugh Carleton, Viscount FitzHarris
- Harris, James Michael Oswald to Harris, Michael
- Harris, Michael Anthony to Harris, unknown
- Harris, unknown to Harrison, Bertha
- Harrison, Bertram Cecil to Harrison, Emily Frances
- Harrison, Emily Gertrude to Harrison, James Harwood, 1st Bt.
- Harrison, James Hugh Cholmeley to Harrison, Mary
- Harrison, Mary to Harrison, Selwyn Thorpe Cholmeley
- Harrison, Sheila Mary to Harrod, Wilhelmine
- Harrold, Jane to Hart Dyke, Thomas
- Hart Dyke, Thomas Guy to Hart, Henry Edward
- Hart, Henry George to Hart, Vivien
- Hart, Vivienne to Hartig, Johannes Graf von
- Hartig, Johannes Graf von to Hartley, John
- Hartley, John to Hartopp, William
- Hartopp, William to Harverson, Philippa Audrey
- Harveson, Florence Mary Georgianna to Harvey, Elias
- Harvey, Elinor to Harvey, John
- Harvey, John to Harvey, Rachael
- Harvey, Rachel to Harvey-Kelly, William
- Harvey-Piper, C. D. to Hase, Hans Georg von
- Hase, Hans Karl Paul Stanislaus von to Haskins, Robin
- Haskoll, Anne Caroline to Hassell, Winifred Amy
- Hassells, C. S. to Hastings, Antony
- Hastings, Arabella Georgina to Hastings, Hannah
- Hastings, Hannah to Hastings, Olwyn Pearl
- Hastings, Osmond William Toome Westenra to Hatch, Helen
- Hatch, Helen Sophia to Hatley, Susanna
- Hatly, Henry to Haudlo, Richard de
- Haueningen, Franz Edle von to Haughton, Elizabeth
- Haughton, Elizabeth to Haughton, Joshua
- Haughton, Josiah to Haughton, Sarah
- Haughton, Sarah to Hauteville, Violante de
- Hautpoul de Seyre, Julia Caroline d' to Haviland, Wilfred Pollen
- Havill, Ann Wood to Hawke, Simon
- Hawke, Stanhope to Hawkes, Mary
- Hawkes, Mary to Hawkins, Elizabeth Mary
- Hawkins, Elizabeth Mary to Hawkins, Margaret Ida
- Hawkins, Marguerite Wilhelmine to Hawks, Patricia
- Hawks, Paul to Hawley, Thomas (Sir)
- Hawley, unknown to Haworth-Booth, Vivien Eve Shuttleworth
- Haworth-Leslie, Alice Veronica to Hay, Agnes Jane
- Hay, Agnes Marshall to Hay, Christian
- Hay, Christian to Hay, George Ronald
- Hay, George, 16th Earl of Erroll to Hay, Jean
- Hay, Jean to Hay, Marie
- Hay, Marie Lizabel Macdonald to Hay, Stuart Gordon
- Hay, Susan to Hay-Drummond, Peter Auriol
- Hay-Drummond, Robert to Haye, William, 1st of Erroll
- Hayes Fisher, Rachel Florence to Hayes, Mary
- Hayes, Mary to Hayhurst, Orlando Henry Laurie
- Hayim, Moya Lillian to Haynes, Mabel Frances Harriet
- Haynes, Madeline Julie to Hayward, Jack
- Hayward, Jack Osbert Reresby Sitwell to Hazeldine, William Allen
- Hazelgrove, Rebecca to Hazlitt, William (Reverend)
- Hazlon, Alice to Head, Karen Carla
- Head, Katherine to Headley, Thomas
- Headspeck, Rachel to Healy, Wilfred
- Heane, Frances to Hearst, William Randolph, Jr.
- Heas, Elizabeth to Heathcoat Amory, William Francis
- Heathcoat, Anne to Heathcote, Edward Arthur
- Heathcote, Edward Lionel to Heathcote, Letitia Maria
- Heathcote, Linda Heidi to Heathcote, Yvonne Sharon
- Heathcote-Drummond, Mary Adelaide to Heaton-Armstrong, Gabrielle Louise
- Heaton-Armstrong, George William Bayly to Hebditch, W. H.
- Hebeler, Bernard Adam to Hechle, Rosalind Elizabeth
- Hechler, Herta to Hedworth, Susanna Sophia
- Heeckeren de Wassenaer of Twickel, Baron de (Charles) to Heidenstam, Rolf Magnus von
- Heidenstern, Adele Wilhelmina Marika von to Heiten, Margaret Elizabeth
- Heitmann, Catherine Marie to Hellings, Zoya Eleanor
- Helliwell, Edward to Hely Hutchinson, Geraldine Mary
- Hely Hutchinson, Gladys to Hemingway, Vera Elizabeth Kathleen
- Hemlein, Kristen to Henckel von Donnersmarck, Maria Lazarus Leo-Ferdinand Romwolt Wilhelm Edwin Gerhard Stefan
- Henckel von Donnersmarck, Maria Lazarus Winfried Friedrich Carl to Henderson, Crystyn Margaret Hyacinthe
- Henderson, Cunningham to Henderson, James
- Henderson, James to Henderson, Mary Augusta Walcott
- Henderson, Mary Clare to Henderson, William Arthur
- Henderson, William Bankier to Heneage, Janet
- Heneage, Jean Georgiana Ethel to Henley, Mary
- Henley, Mary to Hennessy, Evelyne
- Hennessy, Flavian Noel Mather to Henniker, John
- Henniker, John Granville to Henrey, Thomas Selby
- Henri, Astrid to Henry, Thomas
- Henry, Thomas to Hepburn, Ann
- Hepburn, Ann Margaret to Hepburn, Jean
- Hepburn, Jean to Hepburn, Rose Evelyn
- Hepburn, Ross Gordon to Hepper, Richard William
- Heppingstone, Arthur to Herbert, Arabella
- Herbert, Arabella to Herbert, Elizabeth, Baroness Herbert
- Herbert, Ella Mary to Herbert, Jonathan Nicholas William, Viscount Clive
- Herbert, Joseph to Herbert, Richard
- Herbert, Richard to Herbery, Jane
- Herbin, Angela to Heriot, Joanne
- Heriot, John of Lymphoy to Hernandez-Doyle, Maria Luisa
- Hernani, Duquesa de (Margarita Maria) to Heron-Maxwell, William Henry Stopford of Teviot Bank
- Heron-Maxwell-Blair, Edward James to Herrman, Heidi
- Herrmann, Amelia Henriette to Hervey of Ickworth, Baroness (Mary)
- Hervey of Kidbrooke, 1st Baron, co. Kent (Henry) to Hervey, Penelope
- Hervey, Penuel Isabel Mary Lyons to Heseltine, Yvonne
- Heselwood, Elsie May to Hesketh, Thomas
- Hesketh, Thomas to Hessen, Wilhelm II Landgraf von
- Hessen-Braubach, Johann Landgraf von to Hessen-Kassel, Prinz von (Christoph Ernst August)
- Hessen-Kassel, Prinz von (Ferdinand) to Hessenstein, Marie Gräfin von
- Hessenstein, Moritz Graf von to Heveningham, William
- Heverin, Elfie Mary to Hewett, Frances Mary
- Hewett, Frances Sophia to Hewitt, Belinda Anne
- Hewitt, Benjamin James to Hewitt, Penelope Jane
- Hewitt, Percy Hughes to Hewtson, Marjorie
- Hewytt of Gowran, 1st Viscount, co. Kilkenny (George) to Heyerdahl, Thor
- Heyes, Donald James to Heymanson, Simon John
- Heymoz, Augusta Jeanne Marie to Heywood, Jonathan G.
- Heywood, Jonathan Martin to Hezlet, Robert Knox
- Hezlett, Ian Moore to Hicken, Henry Botevyle
- Hickenlooper, Lucy Mary Agnes to Hickman, Clarice May
- Hickman, Clyde Ross to Hickman, Tara Jane
- Hickman, Terence to Hicks, Thomas
- Hicks, Thomas to Hiern, Susannah
- Hieron, Frances to Higginson, Henry
- Higginson, Henry to Hight, James
- Hight, Jane to Hildyard, William George Alexander
- Hilere, Marquis de St to Hill, Anne
- Hill, Anne to Hill, Constance Helen
- Hill, Constance Louise to Hill, Ernie Parker
- Hill, Ethan Jason to Hill, Hugh, 1st Bt.
- Hill, Humphrey to Hill, Katherine
- Hill, Katherine Frances to Hill, Mary Julia
- Hill, Mary Louisa to Hill, Ronald Arthur Chusle
- Hill, Ronald Aubrey to Hill, William
- Hill, William to Hillen, Elizabeth
- Hiller von Gartringen, Johann Baron to Hills, Michael Anthony
- Hills, Moira Emeline to Hilton-Johnson, unknown
- Hilton-Price, Charles to Hindle, William
- Hindley, 1st Baronet, of Meads, co. Sussex (John Scott) to Hingston, Rachel
- Hingston, Rachel Collier to Hippisley, William Henry
- Hippisley-Cox, David James to Hislop, William
- Hiss, Brenda Scott von to Hoah, Selwyn Barton
- Hoang, Kim to Hoare, Eleanor Filumema
- Hoare, Eleanor Mary to Hoare, Kate Annabella
- Hoare, Kate Edith to Hoare, Samuel, 1st Bt.
- Hoare, Sandra Victoria to Hobart, John
- Hobart, John to Hobbs, Marcus
- Hobbs, Margaret to Hobhouse, Sarah
- Hobhouse, Sarah to Hobson, Timothy Hayward
- Hobson, Unknown Daughter to Hodder, William
- Hodder-Williams, Anne Dorothy Hodder to Hodges, Katherine Mary
- Hodges, Katherine Rosemary to Hodgkinson, Patrick Francis
- Hodgkinson, Rebecca to Hodgson, Margaret
- Hodgson, Maria to Hodson, Gilbert Stanley
- Hodson, Hannah Rachel to Hoensbroech, Ulrike von und zu
- Hoepner, Dianne Lee to Hofnell, Martha Agatha
- Hofreiter, Anthony to Hogg, Clementine Grace
- Hogg, Colin Grant Ogilvie to Hogg, Piers Michael James, 9th Bt.
- Hogg, Quintin to Hoghton, unknown daughter
- Hoghton, unknown daughter to Hohenlohe, Anna
- Hohenlohe, Anna to Hohenlohe-Langenburg, Christiana Maria Gräfin zu
- Hohenlohe-Langenburg, Christiane Henriette Friederike Prinzessin zu to Hohenlohe-Schillingsfürst, Prinz zu (Konstantin Viktor)
- Hohenlohe-Schillingsfürst, Prinz zu (Stephan Aloysius) to Hohenlohe-Weikersheim, Ymana von
- Hohenlohe-Wernsberg, Albrecht von to Hohenzollern, Eitel Friedrich von
- Hohenzollern, Eleonore von to Hohenzollern-Sigmaringen, Prinz von (Mircea)
- Hohenzollern-Sigmaringen, Prinz von (Nikolai) to Holbech, Olive Ruth
- Holbech, Ronald Herbert Acland to Holden, Anthony Charles Shuttleworth
- Holden, Anthony Ivan to Holden, Rosamond Shuttleworth
- Holden, Rosemary to Holdsworth, Georgina
- Holdsworth, Gerald to Hollamby, William
- Hollams, Hannah Sophia to Holland, Gordon Marriner
- Holland, Guy Hope, 3rd Bt. to Holland, Sarah Frances
- Holland, Siobhan Amanda to Hollant-Bentheim, Maria van
- Hollason, Elsie to Hollinshead, Francis
- Hollinshead-Blundell, Hilda to Hollway, Thomas
- Hollwey, James Bell to Holme-Sumner, Patrick
- Holme-Sumner, Patrick Robert to Holmes, Catherine
- Holmes, Catherine to Holmes, Michael John Wyndham
- Holmes, Michael Trench to Holroyd, William
- Holroyd-Smith, Helena Anna Mary Moore to Holstein-Gottorp, Wilhelm von
- Holstein-Itzehoe, Albrecht von to Holt, Isabel Norah S.
- Holt, J. D. to Holton, Robeena
- Holttum, Anne Elizabeth to Home, 7th Lord (James)
- Home, 8th Baronet, of Blackadder, co. Berwick (James) to Home, John
- Home, John to Homfray, Virginia A.
- Homfray-Davies, Heather to Hone, Lucinda
- Hone, Lucretia to Honnibrook, James
- Honnor, Beatrice Lillian to Hoo, Thomas, 1st Lord Hoo
- Hooch, Helena de to Hood, Jean Marian
- Hood, Jennifer to Hoogewerf, Thomas Francis
- Hoogland, Guus to Hooper, June
- Hooper, Karen Maree to Hope Johnstone, Mary Evelyn
- Hope Johnstone, Mary Fanny Ellen to Hope, Charles Christopher
- Hope, Charles Douglas to Hope, Henry
- Hope, Henry to Hope, Margaret Daphne
- Hope, Margaret Elizabeth Horatia to Hope, William Douglas
- Hope, William George to Hopkins, Arthur Stanley Covacic
- Hopkins, Aubrey Lionel Evan to Hopkins, Winifred Alison
- Hopkins-Dare, John to Hopper, Katherine
- Hopper, Margaret Amelia to Hopwood, John Cyril
- Hopwood, John George to Hordern, Vivian Charlotte
- Hordrone, Ellen to Horlick, William Benedict
- Horlock, Emily Arabella Jane to Hornby, William
- Hornby, William to Horne, Robert Stevenson, 1st Viscount Horne of Slamannan
- Horne, Robert Wintle to Hornsby, Walton Francis Petre
- Hornsby-Sample, Dorothy Sara to Horsey, William Henry Beaumont (Lt.-Gen.)
- Horsfall, 1st Baronet, of Hayfield, Glusburn, co. Yorks (John Cousin) to Horsley, William Henry
- Horsley-Beresford, Aina to Horthy, Zoltan
- Horton, 1st Baronet, of Chadderton (William) to Hosack, William Murray
- Hosang, Klara to Hoskyns, Clayton Chandos
- Hoskyns, Cooper Davis to Hoskyns-Abrahall, Frances Elizabeth
- Hoskyns-Abrahall, Gail to Hotham of South Dalton, Baroness (Letitia Sibell Winifred)
- Hotham, 10th Baronet (Charles) to Hotham, Robert de
- Hotham, Robert de to Houghton, Harriet Josephine
- Houghton, Helen Marjory to House, Tiffany Louise
- Houseman, Emma to Houston, Rachel Beatrice
- Houston, Robert Paterson, 1st Bt. to Houstoun-Boswall, William Evelyn
- Houstoun-Boswall-Preston, Alice Mary to How, Stuart Sawbridge
- How, Sydney to Howard, Annette Marie
- Howard, Annie to Howard, Donald Euan Palmer, 4th Baron Strathcona and Mount Royal
- Howard, Donald Sterling Palmer, 3rd Baron Strathcona and Mount Royal to Howard, Frederick Hans Christian
- Howard, Frederick Henry to Howard, Jean Compton
- Howard, Jean d'Esterre to Howard, Martha
- Howard, Martha to Howard, Robert
- Howard, Robert to Howard, William Alfred
- Howard, William Cecil James Philip John Paul, 8th Earl of Wicklow to Howden of Howden and Grimston, 2nd Baron, co. Yorks (John Hobart)
- Howden, Campbell to Howe, Thomas
- Howe, Thomas A. to Howell, William
- Howell-Thomas, Dorothy to Howie, William A.
- Howie, William Forbes to Howth, William
- Hoxar, Jennifer Louise de to Hoyos, Veronika
- Hoysted, Charlotte to Hubbard, Mary Theresa Catherine Joan
- Hubbard, Mary-Miranda Josephine to Huddleston, Willoughby Baynes
- Huddlestone, Ann to Hudson, Geoffrey Robert François
- Hudson, Geoffrey Russell to Hudson, Sarah Heidi
- Hudson, Sarah Jane to Huggins, Elizabeth Sophia
- Huggins, Elizabeth Sophia to Hughes, Amelia
- Hughes, Amy to Hughes, Eveline Mary
- Hughes, Evelyn Fanny Louisa to Hughes, Laura Charlotte
- Hughes, Laura Glenn to Hughes, Sarah Ann
- Hughes, Sarah B. to Hughes-Morgan, Violet
- Hughes-Onslow, Andrew George to Hulbert, Mary
- Hulbert, Mary to Hulse, Katharine Charlotte
- Hulse, Katherine Jane to Hulton-Harrop, William Edward Montagu
- Hulton-Sams, Cecil Henry to Hume, John, 2nd Bt.
- Hume, John, 5th of Ninewells to Humfris, Joyce Fielding
- Humfry, Sherryl to Humphreys, Margaret
- Humphreys, Margaret Macdonald to Hungary, Wladislaw I of
- Hungate, 2nd Baronet (Francis) to Hungerford, Elizabeth Amelia Anne Piers
- Hungerford, Elizabeth Ann to Hungerford, Lucy
- Hungerford, Lucy to Hungerford, Thomas William
- Hungerford, Townsend James William to Hunt, Constance
- Hunt, Cynthia J. to Hunt, Joyce
- Hunt, Judith Diana to Hunt, unknown daughter
- Hunt, unknown son to Hunter Blair, Walter Charles
- Hunter Gordon, Alisa to Hunter, Eszter
- Hunter, Ethel Elizabeth to Hunter, Martin
- Hunter, Martin to Hunter, Wooneytha Oliver
- Hunter-Arundell, Elizabeth Agnes to Huntington-Whiteley, William Joseph
- Huntingtower, 10th Lady, co. Perth (Wenefryde Agatha) to Hurd, William
- Hurdis, Harriet Charlotte to Hurst, William John
- Hurst-Bannister, Barnabas J. to Hussey, Catherine
- Hussey, Catherine Henrietta to Hustler, John Randolph
- Hustler, Margaret to Hutchinson, Charles
- Hutchinson, Charles to Hutchinson, Mary
- Hutchinson, Mary Ann to Hutchison, Jane F. E.
- Hutchison, Jane Moir Ogilvy to Huth, Sydney Stansfield
- Huth, Tette to Hutton, John Robin
- Hutton, John Timothy D'Arcy to Huxley, Thomas Henry
- Huxtable, Allegra Georgia to Hyde, Elizabeth
- Hyde, Elizabeth to Hyde, Úna
- Hyde-Clarke, Maureen Elay to Hynes, Tracy
- Hynson, Anne to Ibison, Reginald
- Ible, John de to Ilchester, Countess of (Laure Georgine Emilie)
- Ilchester, Countess of (Margaret Elizabeth) to Imbert-Terry, Henri, Seigneur de la Terrière
- Imbert-Terry, Henry Bouhier, 2nd Bt. to Inchbald, Venetia Presiley Alice
- Inchbold, Sheelah Margaret to Inge, William Walter
- Ingelar, Anne to Ingleby, John Mungo
- Ingleby, John, 3rd Bt. to Inglis, John
- Inglis, John to Ingram, Catherine
- Ingram, Cecil to Ingrams, Peter John
- Ingrams, Queenie to Innes, Alexander, 14th of that Ilk
- Innes, Alexander, 16th of that Ilk to Innes, Elizabeth
- Innes, Elizabeth to Innes, James
- Innes, James to Innes, Lily Eileen
- Innes, Linda Victoria to Innes, Robert, 6th of Thursater
- Innes, Robert, 8th of that Ilk to Innes-Ker, Margaret Frances Susan
- Innes-Ker, Mary to Ionides, Nellie
- Ionn, Lilian Louisa to Irby, Kathleen
- Irby, Katie Lorna to Ireland, Karen Elizabeth
- Ireland, Katherine Pepita to Ironside, Jane
- Ironside, Janey to Irvine, Jean Marie
- Irvine, Jeanne Helene to Irvine-Fortescue, Simon Archer
- Irvine-Fortescue, Sophia to Irwin, Henry
- Irwin, Henry Offley to Isaacs, Michael
- Isaacs, Michael Alfred Rufus, 3rd Marquess of Reading to Isenburg-Budingen-Wachtersbach, Wolfgang-Ernst Ferdinand Heinrich Franz Karl Georg Wilhelm Prinz zu
- Isenburg-Büdingen in Wächtersbach, Johann Ernst Graf zu to Isle, Warin de l'
- Isle-Bouchaard, Bartelmy de l' to Ithell, Anne
- Ithuralde, Marianne La Fourcade to Ixworth Thorpe, Lord of, Suffolk (Thomas)
- Iyer, Vikram Tancredi to Jackson, Alan A. C.
- Jackson, Alan Edward Seton to Jackson, Conrad Guy Frederick
- Jackson, Constance to Jackson, Frederick Huth
- Jackson, Frederick Huth to Jackson, Joan
- Jackson, Joanna Henrietta to Jackson, Mary
- Jackson, Mary to Jackson, Ruth Helen Isobel
- Jackson, Ruth Lesley to Jackson, Zoe
- Jackson-Stops, Anthony Ashworth to Jacobs, Emily Rose
- Jacobs, Emma to Jacson, Susan Helen
- Jacubowsky, Marie Christine to Jaggard, S.
- Jagger, Arthur to James, Annabel Louise
- James, Annabella to James, Elizabeth Haughton
- James, Elizabeth Haughton to James, John
- James, John to James, Octavius
- James, Octavius (Reverend) to James, William
- James, William to Jameson, William Lyster
- Jametel, George to Janoeff, Katya Alexandra Elisabeth d'
- Jans, Christopher Bramwell to Jardine Paterson, Susan Margaret
- Jardine, 10th Baronet, of Applegirth (Alexander) to Jardine, unknown daughter
- Jardine, unknown daughter to Jascoll, John Henry David
- Jasiewicz, Charles Alexander Francis Beaumont to Jeans, Yvonne
- Jeanson, Brigitte Claude Marie to Jedburgh, Master of (Andrew)
- Jeddere-Fisher, Agnes Jane to Jeffery, William Charles
- Jefferyes, Albinia Jane to Jeffreys, Sarah
- Jeffreys, Sarah to Jekyll, Tryphena
- Jelenska, Marie to Jenkins, Arthur
- Jenkins, Arthur de Brisay to Jenkins, Rosemary Catrin
- Jenkins, Roy Harris, Baron Jenkins of Hillhead to Jenkinson, William John
- Jenks, 1st Baronet, of Cheape, City of London (Maurice) to Jennett, Frederick Stuart
- Jenney, Abigail to Jennings, Winifred
- Jennings-Bramly, Alfred to Jephson, Richard Mountenay, 1st Bt.
- Jephson, Robert to Jerningham, Mary
- Jerningham, Mary Clementina to Jervis, Noel John
- Jervis, Patsy K. to Jessel, Zadok Aaron
- Jessen, Diane Margaret to Jessup, Teresa M.
- Jest, Clare Mary to Jobson, William
- Jobst, Ernst Eugen to Jodrell, William Arthur Mostyn-Owen
- Joel, Catherine to Johnes, Thomas
- Johns, Adam Glenn to Johnson, Arabella
- Johnson, Archibald Acheson to Johnson, Elisabeth Freda
- Johnson, Eliza to Johnson, Hugh William Nicholas
- Johnson, Hugo Robert Warren to Johnson, Margaret Anne
- Johnson, Margaret Elizabeth to Johnson, Ray
- Johnson, Rebecca to Johnson, William
- Johnson, William to Johnston, Andrew Barry
- Johnston, Andrew Duncan to Johnston, Elizabeth
- Johnston, Elizabeth to Johnston, Jane
- Johnston, Jane to Johnston, Mary Ann
- Johnston, Mary Ann to Johnston, Terrance Lee
- Johnston, Terry to Johnstone, Annette
- Johnstone, Annie Maria Caroline to Johnstone, Freda Anna
- Johnstone, Frederic Robert Arthur of Westerhall, younger to Johnstone, John Lowther of Westerhall, 6th Bt.
- Johnstone, John of to Johnstone, Randalena Augusta Caroline
- Johnstone, Raymond to Johnstone-Scott, Winifred Joan
- Johnstoun, Matilda to Jolliffe, Helen
- Jolliffe, Helen to Jonas, Zeno
- Jonckheyn, Maria to Jones, Brittney
- Jones, Britton James to Jones, Dorothea
- Jones, Dorothea Blanche to Jones, Florence Anne
- Jones, Florence Justina to Jones, Isaac
- Jones, Isaac to Jones, Kenneth Leslie
- Jones, Kenrick Morres Hamilton to Jones, Mary Gertrude
- Jones, Mary Gordon to Jones, Rice
- Jones, Richard to Jones, Thomas
- Jones, Thomas to Jones-Parry, Thomas Parry Michael
- Jones-Vestey, Florence Martha to Jordan, unknown
- Jordan, Victor to Jourdain, Ramon
- Jourdan de Saint Leger, Françoise-Therese to Joyce, Noemi Victoria
- Joyce, Odette Honora to Judd, Ellen Georgiana
- Judd, Emma Mary Powell to Julius, William
- Jull, Mildred R. to Jäger, Manfred
- Jägerndorf, Johann Georg Herzog von to Kahn, Wilfred
- Kahnweiler, Betty to Kane, Mary Rotch
- Kane, Oliver DeLancey to Karolyi, Vera
- Karolyi, Viktor to Kautz, Rudolf Adolf
- Kauzov, Christina to Kay, William Robertson
- Kay-Lassels, Phillip to Kazemzadeh, Zoreh
- Kchessinsky, Felix to Kearney, Hickman
- Kearney, Hickman to Keatinge, Violet Mary
- Keatley, Brigid to Keeling, Vanessa Clare
- Keelinge, Margery to Keh, Siew Kheng
- Kehman, Chad to Keith of Inverurie and Keith Hall, 9th Lord (Algernon Hawkins Thomond)
- Keith of Kinkel, Baron, of Strathummel in the District of Perth and Kinross (Henry Shanks) to Keith, Mary
- Keith, Mary to Kekewich, Olivia Elizabeth
- Kekewich, Robert to Kellett, James
- Kellett, James to Kellogg, Florence Agnes
- Kellogg, Gardner to Kelly, Christian
- Kelly, Christian to Kelly, John
- Kelly, John to Kelly, unknown
- Kelly, unknown to Kemble, Laura Rose Sarah
- Kemble, Margaret to Kemp, James
- Kemp, James C. to Kempis, unknown von
- Kempkens, Ewald to Kendall, Margaret
- Kendall, Margaret to Kennan, Thomas Ynyr Burges
- Kennard, 1st Baronet, of Fernhill, co. Southampton (Coleridge Arthur Fitzroy) to Kennard, Rosa Marion
- Kennard, Rose Nicholl to Kennedy, Archibald Angus Charles, 8th Marquess of Ailsa
- Kennedy, Archibald David to Kennedy, Evelyn Maude
- Kennedy, Evory to Kennedy, John
- Kennedy, John to Kennedy, Mary
- Kennedy, Mary to Kennedy, Violet Hope
- Kennedy, Violet Rosa Sonia to Kenny, Mary
- Kenny, Mary to Kent, Erica
- Kent, Essex, Sussex and Surrey, Æðelstan of to Kenworthy, William Henry
- Kenworthy-Browne, Elliott to Kenyon, unknown son
- Kenyon, Vanessa May to Keppel, Frederick Walpole
- Keppel, George to Ker, Eva Frances Caroline
- Ker, Eva Winifred Selina to Kerans, Judith
- Kerans, June to Kernick, Unknown
- Kernkamp, Holly Vanessa to Kerr, Frances
- Kerr, Frances to Kerr, Mark Barrington
- Kerr, Mark David to Kerr-Cross, Priscilla Marv
- Kerr-Pearse, Beauchamp to Kerse, Lord (Thomas)
- Kersey, Alexander Henry to Kessler, William James
- Kestell-Cornish, George to Keudell, Lilian von
- Keudell, Luise Alexandra von to Keyes, Solomon
- Keyes, Solomon to Khevenhüller-Metsch, Maria-Victoria Laura Christine Manuela Anna Viola von
- Khevenhüller-Metsch, Marie Elisabeth Gustav Pilar Gräfin von to Kidston, Gladys
- Kidston, Glen to Kilbirny and Drumry, 9th Lord (John Trotter)
- Kilbirny, Kingsburn and Drumry, 1st Lord (John) to Killarney, 1st Baron (George VI)
- Killay, Carole to Kilmorey, Viscountess (Mary)
- Kilmuir, 1st Earl of, (David Patrick Maxwell) to Kimber, Sandra
- Kimber, Sarah Louise to Kincardine, Countess of (Veronica)
- Kinch, Elizabeth to Kindiakov, Sophie de
- Kindleysides, Lloyd E. to King, Charles
- King, Charles to King, Francis
- King, Francis John Newton to King, John
- King, John to King, Mary
- King, Mary to King, Sheila
- King, Sheila Myfanwy to King-Harman, Mabel Grace
- King-Harman, Marjorie to Kingsbury, Thomas Luck
- Kingsbury, Toby Bernard Richard Henry to Kingscote, William de
- Kingscote, William de to Kingston of Kingsborough, Viscountess (Jane)
- Kingston of Mitchelstown, 1st Baron, co. Cork (George) to Kington, Susanna Ann
- Kington, Susannah to Kinloch, Jill D.
- Kinloch, John to Kinnaird, William
- Kinnane, Madonna Maree to Kinsky, Wilhelmine Marie Gräfin
- Kinsley, Elizabeth to Kirby, Nicholas Breakspear
- Kirby, Nicholas Charles Astley to Kirkbride, Timothy George
- Kirkby, Alexander to Kirkpatrick, Alice Wilhelmina
- Kirkpatrick, Amanda Dorothy to Kirkpatrick, Maria Clementina
- Kirkpatrick, Maria Seton to Kirkwood, Townsend Molloy
- Kirland, Gustav Biron von to Kirwan-Taylor, William John
- Kirwood, G. H. to Kitchiner, Thomas William
- Kitching, Agnes Ross to Klap, Phillip
- Klasen, Christiane to Kleve, Wilhelm IV von
- Kleve-Hülchrath, Agnes von to Knabe, Peter
- Knabel, Hildegard to Knatchbull, Lucy Eleanor
- Knatchbull, Lucy Rhona to Kneale, Winter Oliver
- Knebel Doeberitz, Rüdiger von to Knight, Elizabeth Mary
- Knight, Ellen to Knight, Peter
- Knight, Peter Joseph to Knightley, Mary
- Knightley, Mary to Knolles, unknown
- Knollys of Greys, 1st Baron, co. Oxford (William) to Knott, William Espenett Bayly
- Knout, Eve to Knowles, Willis
- Knowles, Winifred Mellor to Knox, Frances Harriet
- Knox, Frances Letitia to Knox, Rosemary Catherine Marion
- Knox, Rowena to Knyvett, Catherine
- Knyvett, Cecilia Harriet to Kobylin, Koshka
- Kocent, Penelope to Kolb-Wartenberrg, Eric de
- Kolbel, Baron (Henry) to Koops, William Quintin Eric
- Koozen, John to Kossaczky, Maria von
- Kossatz, Carson Alan to Kraima, Shannon Matthew Wayne
- Krais, Clarissa Marie Sophie Elenore to Kripp, Teresa von
- Krishaber, Joan to Kuenburg, Wolfgang Graf von
- Kuerchner, Maria to Kuys, Wilhelmina
- Kuysten van Hoesen, Jacoba Maria to Kynaston, Walter Charles Edward
- Kynaston, Walter Roger Owen to Künigl, Thomas
- Künsberg, Christiane Freiin von to La Touche, William Robert
- La Tour d'Auvergne Lauraguais, Alexandra de to Labouchere, Susan
- Labouchère, Abel to Lacon, Elizabeth Rodger
- Lacon, Emma Blanche to Lacy, Peter James Gerald
- Lacy, Philip to Lafone, Violet Grace
- Lafontaine, Carlos to Laing, Henrietta Mary Grant
- Laing, Henry Boucher to Laird, Michael Andrew
- Laird, Michael Donald to Lake, Sophia
- Lake, Sophie Louise to Lall, Vera Frances Gwendoline
- Lalla, Anna to Lamb, Margaret Eveline
- Lamb, Margaret Pansy Felicia to Lambart, Joy
- Lambart, Julia to Lambert, Anthony Lewis
- Lambert, Antonia Rose to Lambert, Etehl Frances
- Lambert, Ethel to Lambert, John Ogden
- Lambert, John Ogden Woodruff to Lambert, Rachel Elizabeth
- Lambert, Rachel Lowe to Lambie, William Ian
- Lambilly, Bernadette de to Lambton, Viscount (Antony Claude Frederick)
- Lambton, Viscount (John Roderick Geoffrey Francis Edward) to Lamotte d'Argy, Sophie
- Lamotte, Elizabeth Marie Ellen Abney to Lancaster, Eleanor of
- Lancaster, Elizabeth to Land, Zoë Desley
- Landa y Escandon, Guillermo de to Landsberg, Thomas August
- Landsberg-Steinfürt, Baron (Louise) to Lane, Doris Florence
- Lane, Dorothy to Lane, Mary
- Lane, Mary to Lanesborough, Viscountess (Mary)
- Laney, Cynthia to Lang, Walter Beauchamp
- Lang, William Francis Dashwood to Langford of Summerhill, Baroness (Ruth St. John)
- Langford, 1st Baronet (Hercules) to Langham, William, 8th Bt.
- Langham-Carter, Reginald Robert to Langman, Nora Elizabeth Ferrar
- Langman, Philip Lawrence to Langrishe, William
- Langshaw, Anna Mary Katharine to Lankston, William
- Lanktree, Barnaby Dane to Lanza, Maria Arabella
- Lanzagorta y Acasuso, Maria to Larke, Thomas (Reverend)
- Larken, Agnes Mary to Lascelles, Anne
- Lascelles, Anne to Lascelles, Marcus Peter
- Lascelles, Margaret to Lastra y Mesía, Ángela de la
- Lastra y Romejo de Tejada, José María de La to Latham, Simon David
- Latham, Simon Maurice William to Latimer, William, 3rd/4th Lord Latimer (of Corby)
- Latin, Anna Magda to Lauder, George of the Bass
- Lauder, George of the Bass to Laugharne, Thomas Roland Lamb Polden
- Laugher, Alice Mary to Laurie, Douglas Claude Emilius
- Laurie, Edith to Laval, Yolande, Dame de Kergorlay
- Lavalette, Marquis de to Law, Edward
- Law, Edward to Law, Philippa
- Law, Pik Lin to Lawford, Sydney Maleia
- Lawford, Sylvia Agnes to Lawrell, Walter Glyn
- Lawrence of Clarendon, Baroness, of Clarendon in the Commonwealth Realm of Jamaica (Doreen Delceita) to Lawrence, George Hall
- Lawrence, George Henniker to Lawrence, Peter
- Lawrence, Peter (Dr.) to Lawson Johnston, Mathilda Lucy
- Lawson Johnston, Olive Elizabeth Helen to Lawson, Grace
- Lawson, Griselda Grant to Lawson, Sarah Jane
- Lawson, Savannah Vanessa Lucia to Layard, Brownlow Villiers
- Layard, Brownlow Villiers to Laycock, Mary
- Laycock, Mary Anne to Le Brun, Robert
- Le Clerc, 'The Poor Orphan' to Le Fanu, Winifred Maud
- Le Fevre, Anna Maria to Le Marchant, William Gaspard
- Le Marchant-Connell, Penelope Clare to Lea, Laura Ellen
- Lea, Lavinia Ann to Leacock, Violet
- Leacroft, Bridget to Leake, Rose
- Leake, Rose Ellen to Learmonth, Margaret
- Learmonth, Margaret to Leask, William
- Leask, William to Leathers, Viscountess (Maria Philomena)
- Leathes, Beatrice G. to Lechmere, Maria Clara
- Lechmere, Mark Edmond Dind to Ledebur-Wicheln, Maria Josepha Gräfin von
- Ledebur-Wicheln, Maria Valerie Christiane Elisabeth Clementine Franziska Josepha Marcella to Lee, Catherine
- Lee, Catherine to Lee, Janet A.
- Lee, Janet Claude to Lee, Thomas
- Lee, Thomas to Leech, Sara
- Leech, Sarah to Leefe, Thomas Rawdon
- Leek, Christopher to Lees, Emily Mary Armit
- Lees, Emma to Lees, Zoe Josephine
- Lees-Fawdrey, Alexander to Lefebure, Victor
- Lefebvre de Laboulaye, Helene to Legard, Dorothy
- Legard, Dorothy to Legge, Christine
- Legge, Christopher to Legge, William
- Legge, William to Legh, Margaret
- Legh, Margaret to Leicester of Holkham, Countess of (Vera)
- Leicester, 1st Earl of (George) to Leigh, Cassandra
- Leigh, Cassandra to Leigh, Grace
- Leigh, Grace to Leigh, Margery
- Leigh, Margery to Leigh, Thomas
- Leigh, Thomas to Leighton, Cuthbert
- Leighton, Daniel to Leiningen, Walpurga
- Leiningen-Dachsburg-Hartenburg, Luise Gräfin zu to Leith, George Alexander William, 2nd Bt.
- Leith, George Gordon Browne to Lekapene, Maria
- Leke, 1st Baronet, of Sutton, co. Derby (Francis) to Lendon, Toby
- Lendrick, Frances to Lennep, Minette Adrienne
- Lennep, Pieter van to Lennox, William, 13th of Balcorrach and 8th of Woodland
- Lennox-Boyd, Alan George Simon to Leon, Marie de
- Leon, Marjory Frances to Lepper, Veronica
- Leppington, Lord (Henry) to Leslie, Alexander
- Leslie, Alexander to Leslie, George
- Leslie, George to Leslie, Lionel Alistair David
- Leslie, Lord (James Malcolm David) to Leslie, William of Balquhain
- Leslie, William of Chapelton to Lessilis, Lily
- Lessing, Norah Irene to Lethbridge, Florence Mary
- Lethbridge, Frances to Letts, unknown
- Lettsom, Ann to Leventhorpe, William
- Leventon, H. to Leveson-Gower, Enid Mary
- Leveson-Gower, Ethel Sophie Gresham to Levey, Zaccaria
- Levi, Deirdre to Levinge, Persis
- Levinge, Reginald to Levy, Michael John
- Levy, Michael Owen Dey to Lewin, Rose
- Lewin, Ruth to Lewis, Edna Myrtle
- Lewis, Edward to Lewis, Jason Scott
- Lewis, Jean Mary to Lewis, Phyllis Margaret
- Lewis, Poppy Emily to Lewis-Morgan, Sarah Vyvyan
- Lewisham, 10th Viscount, of co. Kent (William) to Lewthwaite, Royal Beverley
- Lewthwaite, Sarah to Leyborne-Popham, Maud Isabel
- Leybourne, Anne to Lezemore, Victoria
- León, Alfonso IV de to Liddell, David Edward
- Liddell, David Lyon to Liddell, Thomas Edward
- Liddell, Thomas Henry, 1st Baron Ravensworth to Liebert, Violet Mary
- Liebes, Martin to Liechtenstein, Marie von und zu
- Liechtenstein, Marie-Astrid Nora Margarite Veronica Prinzessin von und zu to Lifford, Viscountess (Mary Ann)
- Ligertwood, James to Ligonier, Penelope
- Lihou, Josephine to Lillington, Frederick
- Lilly, Anna Mary to Limburg-Stirum, Wolfgang Graf von
- Limburg-Styrum, Adolf Graf von to Lind, Ursula Winchester
- Linda, Isobel to Lindop, Christine Robin
- Lindores, 1st Lord (Patrick) to Lindsay, Catherine
- Lindsay, Catherine to Lindsay, George
- Lindsay, George Hayward to Lindsay, John, 19th Earl of Crawford
- Lindsay, John, 1st Lord Lindsay of the Byres to Lindsay, Philip John
- Lindsay, Philip Yorke to Lindsay-MacDougall, Szofia Rozsa Mhairi
- Lindsay-Stewart, Alexander Charles Kenneth to Lingen, Julia Lucas
- Lingen, Julie Rene van to Lintz, Warren Tico
- Linwood, A. Campbell B. to Lippe-Detmold, Wilhelmine Caroline zur
- Lippe-Weissenfeld, Alexandra zur to Lisburne, Viscountess (Elizabeth)
- Lisci, Gabriele Venturi Ginori, Marchese de Riparbella to Lister, Eleanor
- Lister, Eleanor to Lister, Tony
- Lister, unknown to Lithgow, Esther Mary
- Lithgow, Gwendolyn Amy to Little, Nancy Elizabeth
- Little, Noel Ernest to Littleton, Catherine
- Littleton, Catherine to Littlewood, Wallis St. John
- Littley, Frances SHephard to Livingston, Henry
- Livingston, Henry to Livingstone, Robert (Sir) of Drumry
- Livingstone, Robert of Middlebinning to Llewellyn, Catherine
- Llewellyn, Catherine Anne to Llewelyn, unknown
- Llewelyn-Davies of Hastoe, Baroness, of Hastoe in the County of Hertfordshire (Annie Patricia) to Lloyd, Baroness (Blanche Isabella)
- Lloyd, Baroness (Victoria Jean Marjorie Mabell) to Lloyd, Elizabeth
- Lloyd, Elizabeth to Lloyd, James Henry Nicolas
- Lloyd, James Martin Carr to Lloyd, Marina
- Lloyd, Marion Avis to Lloyd, Sheena Feltrim
- Lloyd, Sheila Rosemary to Lloyd-Evans, William
- Lloyd-Graeme, Dora Letitia to Llywelyn, unknown
- Llópis y de Palacio, María Isabel to Lobkowicz, Marie Therese von
- Lobkowicz, Marie-Sophia Prinzessin von to Lochert, Waclaw
- Lochery, Emma Harriet to Locke, William Thomas
- Locke-Wheaton, Annabelle to Lockhart, Jean
- Lockhart, John to Lockwood, Ella M.
- Lockwood, Ellen to Loder, Cressida
- Loder, David to Lodge, Winifred Wynlayne
- Lodi, Camilla to Loftie, William Thomas Crozier
- Loftin, John Kennedy to Loftus, William James
- Loftus-Gaussen, Herbert Ponsonby to Lokker, Maria
- Lole, Amber Macbeth to Lommagau und Maifeld, Graf von (Berenger)
- Lomnicki, Antoni to Long, Catherine Maria
- Long, Catherine Patricia Elizabeth to Long, GeorRe
- Long, Gerald David to Long, Mary C.
- Long, Mary Cecilia to Long, Walter Nevill
- Long, Walter Reginald Basil to Longfield, Jennifer
- Longfield, John to Longmore, William James Maitland
- Longmore-Mavius, Lilian Mary to Longworth, Veronica Anne
- Longworth-Dames, Alice Georgina to Lopes, George de Arroyave
- Lopes, George Edward to Lord, Gillian Mabelle Beauclerk
- Lord, Guy Robert Thomas to Loring, Margaret Mary
- Loring, Marie Antoinette Caroline to Lorraine, Thierry I Duc de
- Lorraine, unknown to Lotbinière, Victoria C. de
- Loten van Doelen Grothe, Constant Jacob Willem to Loudon, John
- Loudon, John Francis to Lousada, Mary
- Lousada, Mary Agnes to Love, Robert John McNeill
- Love, Robert Mellis to Lovell, Francis
- Lovell, Francis to Lovett, William Edward Turville
- Lovett-Tayleur, Guy (Brigadier) to Low, Robert
- Low, Robert to Lowe, Helen
- Lowe, Helen Suzanne to Lowe, Yvonne Maria
- Lowein, Janet to Lownie, Solange Helen Hamilton
- Lowrey, Betsy to Lowson, William
- Lowth, Alfred Charles to Lowther, Grania Emerald Suzanne
- Lowther, Grizelda Leonora to Lowther, William
- Lowther, William to Lozanic, Stanka
- Lozano y Maldonado, Juan Bosco de to Lubbock, Jeremy Michael
- Lubbock, Jessica Rose to Lubomirski, Teresa
- Lubomirski, Wanda to Lucas, Everilda Louise Tindall
- Lucas, Fanny Louisa to Lucas, Sarah
- Lucas, Sarah to Luce, William Hollis
- Luce-Bailly, François George Marie, Vicomte de Chevigny to Lucy, Helen
- Lucy, Helen Mary to Ludlow, George Duncan
- Ludlow, George James, 3rd Earl Ludlow to Luke, William Stephen (Captain)
- Lukeing, Ann to Lumley, Jane
- Lumley, Jane to Lumsden, Harriet Christian
- Lumsden, Harry to Lundie, John of that Ilk
- Lundie, Katherine to Lupton, Joe
- Lupton, Joseph to Lushington, Godfrey
- Lushington, Godfrey to Lusk, unknown
- Luske, Margaret to Luttrell, Thomas of Dunster
- Luttrell, Walter to Luxmoore-Ball, Richard Edmund Coryndon
- Luxmoore-Styles, Lily Sarah to Lyell, Clementina Lindsay
- Lyell, David to Lyle, Joshua
- Lyle, Joyce Jean to Lynch, Elizabeth
- Lynch, Elizabeth to Lynch, William Wiltshire
- Lynch-Blosse, Alannah Marie to Lyne, Thomas
- Lyne, unknown daughter de to Lyon, Flora Rachel
- Lyon, Florence Matilda to Lyon, Rachel Mary Fearne
- Lyon, Ralph J. to Lyons, James D.
- Lyons, James Lennox to Lysaght, John
- Lysaght, John Arthur to Lyster, William
- Lytcott, Sarah to Lyttelton, Rachel Beatrice
- Lyttelton, Richard to López de Carrizosa y Mitjáns, Sol
- López de Lerena de la Quadra-Salcedo, Rosario to Löwenstein-Wertheim-Rosenberg, Monika Maria Immaculata Consolata Benedikta Aloisia Josephone Theresa Antonia Johanna Carla Conrada Vitalis
- Löwenstein-Wertheim-Rosenberg, Monika Maria Prinzessin zu to Maberly, John
- Maberly, John to MacAlister, Christina
- MacAlister, Donald to Macara, William Donald
- Macara-Meredith, Ethel Maud to Macarthur-Onslow, Winifred Hall
- Macarthur-Stanham, Andalucia to Macartney-Filgate, Nancy Ellen
- Macartney-Filgate, Patricia to Maccallum, Zachary, 5th of Poltalloch
- MacCalzean, Euphemia to MacCausland, Redmond Alexander
- MacCaw, Ann Elizabeth to MacDermot, John
- MacDermot, John to MacDonald, Alastair William
- Macdonald, Alastair, 10th Earl of Ross to Macdonald, Angus, 10th of Clanranald and Moidart
- Macdonald, Angus, 12th of Glenaladale to Macdonald, Donald
- Macdonald, Donald to Macdonald, Georgiana
- Macdonald, Georgiana Rose to Macdonald, Janet
- Macdonald, Janet to Macdonald, Madeleine Constance F.
- Macdonald, Maeve to Macdonald, Minna Gertrude
- Macdonald, Miranda Clare to Macdonald, unknown
- MacDonald, unknown to Macdonell, Donald, 2nd of Lochgarry
- Macdonell, Donald, 2nd of Sandaig and 1st of Lochgarry to Macdonnell, John Ignatius
- MacDonnell, John Julius to Macdougall, Leslie Grahame
- Macdougall, Leslie Grahame to Macdowall, Mary Ann
- Macdowall, Mary Hay to Macfarlane, George
- MacFarlane, George Durie to MacGhee, Theobald
- MacGibbon, Marguerite Mary to MacGregor, Helen
- Macgregor, Helen Grant to Machansyre and Polmont, Lord (William)
- Machattie, Gertrude Constance to MacIntyre, Duncan Ban of Camus na h'Erie, younger
- MacIntyre, Duncan James Callum to Mackay Hawtin, Talleulah Jane
- Mackay of Ardbrecknish, Baron, of Tayvallich in the District of Argyll and Bute (John Jackson) to Mackay, Grace Alison
- Mackay, Greta Ernestina to Mackay, Mary Caroline
- Mackay, Mary Catherine Anne Jacoba to Mackenthun, Viktoria
- Mackenzie Ashton, Fitz-Arundell to MacKenzie, Anne
- Mackenzie, Anne to Mackenzie, Eliza Mary
- Mackenzie, Elizabeth to Mackenzie, Isabel
- Mackenzie, Isabel to Mackenzie, Kenneth Gordon
- Mackenzie, Kenneth John of Gairloch, 7th Bt. to Mackenzie, Mary Georgiana
- Mackenzie, Mary Gwendoline to Mackenzie, unknown daughter
- Mackenzie, unknown daughter to Mackey, Winifred Ellen
- Mackie of Benshie, Baron, of Kirriemuir in the County of Angus (George Yull) to Mackinnon, Janet
- Mackinnon, Janet to Mackintosh, Ernest Alexander
- Mackintosh, Ernest Elliot Buckland to Mackintosh, Susan Patricia
- Mackintosh, Suzanna Alice to Mackworth, Herbert Digby
- Mackworth, Herbert Francis to Maclachlan, Harriet
- Maclachlan, Helen to Maclardy, William McIntyre St. Clair
- Maclaren, Ada to Maclean, Angus Nigel Garnet, 8th of Kilmoluaig
- Maclean, Angus of Kinlochdine to Maclean, Isabelle
- Maclean, J. to Maclean, unknown
- Maclean, unknown daughter to MacLeod, Anne
- MacLeod, Anne to Macleod, Janet
- MacLeod, Janet to Macleod, Patricia
- MacLeod, Patricia Maeve to MacMahon, Emily
- MacMahon, Frances to Macmillan, John Duncan
- MacMillan, John Gordon to MacNab, John
- Macnab, John to Macnaghten, Francis
- Macnaghten, Francis to Macnamara, Yvonne
- MacNamee, Bernard to MacNeile, Mary Harriet
- MacNeill, Alexander of Oransay to Macpherson, Anna Wallace
- Macpherson, Anne to Macpherson, John
- Macpherson, John Archibald Ives to Macqueen, Laura
- Macqueen, Lilias to MacRory, unknown daughter
- MacRuari, Allan of Gamorgan to MacWilliam, William, Lord of Egremont
- MacWilliams, Margaret to Madden, Wyndham D'Arcy
- Madden-Simpson, Hester Vivian to Madog, Philip ap
- Madox, Ann to Magan, unknown son
- Magan, unknown wife to Magnaghi, Massimiliano
- Magnasco, Giulo, Marchese Magnasco to Magruder, unknown
- Magry, James Arthur to Mahon, Elizabeth
- Mahon, Elizabeth Anne to Mahony, James Mountain
- Mahony, Jane Margaret to Main, William
- Mainds, Allan George to Mainwaring, Matilda
- Mainwaring, Maud de to Maistre, Viane de
- Maitland Biddulph, Anthony Nicholas Colin to Maitland, Anna Maria Chavez
- Maitland, Anna Mary to Maitland, Henry Christopher
- Maitland, Henry Daniel to Maitland, Militsa
- Maitland, Muriel Penelope to Maitland-Heriot, Leonardo Nicholas
- Maitland-Heriot, Leonore to Makgill Crichton Maitland, Sarah Barbara
- Makgill of Cousland, 10th Lord (John) to Makgill, Pamela Ann
- Makgill, Patricia Ruth to Malcolm Green, Thomas Oliver
- Malcolm of Poltalloch, 1st Baron, co. Argyll (John Wingfield) to Malcolm, Margaret Jean Lois
- Malcolm, Margaret Roy to Malephant, Jonet
- Males, 5th Baronet, of Beakesbourne, Kent (Philip) to Malet, Picot
- Malet, Rachel to Malleson, William Miles
- Mallet, Alice to Mallinson, Stuart Sidney
- Mallinson, Terence Stuart to Malone, Vera Millicent
- Malone-Lee, Christina to Maltzahn, unknown von
- Maltzahn-Wartenberg-Penzlin, Ernest Baron von to Manchester, Terence George Richard
- Manchon, Barbara Maria Anna Michaela Elisabeth to Mander, Simon Vivian
- Mander, Sophia to Manfredi, Mary Grace Alexandra
- Mangan, Cosby Stopford to Manlove, Roland
- Manlovel, Elizabeth to Mann, Penelope Jane
- Mann, Perdita to Manners, Henry
- Manners, Henry John Brinsley, 8th Duke of Rutland to Manners-Sutton, Winifred Grace
- Mannes, Martha to Mannock, William
- Manns, August Friedrich to Mansel, Isita Clare
- Mansel, Isita Rodger to Mansell of Margam, 4th Baron (Bussy)
- Mansell, Anne to Mansfield, Margaret Louisa
- Mansfield, Margaretta Helena to Manwaring-White, Wilhelmina Lavinia
- Manwell, Joan Ker to Mar, Earl of (John)
- Mar, Earl of (Malcolm) to March Phillipps de Lisle, Rudolph Lisle
- March Phillipps de Lisle, Sharon Rachel J. to Marche, unknown
- Marchena, Cristina de to Maredudd, William ap
- Maredugg, Philip ap to Margesson, Mary Myfanwy
- Margesson, Mary Paulina to Marion-Crawford, Francis
- Mariscal y Villela, Maria de la Gloria to Mark, Katarina von der
- Mark, Konrad von der to Markham, Constance Margaret
- Markham, Cyril Fulc to Markiewicz, Wojciech
- Markillie, Helen to Marley, Yvonne
- Marliani, Achiletta to Maronde, Marie Constance Helene
- Marone Cinzano, Alberto dei conti to Marriage, Thomas Charles
- Marrian, David to Marrson, Robert
- Marry, Elizabeth to Marseille, Vicomte de (Barral I)
- Marselis Hartsinck, Catharina Susanna van to Marsh, Peter Addison
- Marsh, Peter Michael to Marshall, Cynthia
- Marshall, Cynthia Brenda to Marshall, Jennifer Ruth
- Marshall, Jessie to Marshall, Sarah
- Marshall, Sarah to Marsham, Michael Henry, 7th Earl of Romney
- Marsham, Michael Julian to Martell, William Michael
- Martelli, Amyas Michael George to Martin, Aylmer ffulke
- Martin, Aylmer Richard to Martin, Esther Mary
- Martin, Esther Vere to Martin, Jean-Pierre
- Martin, Jefferson to Martin, Mary
- Martin, Mary to Martin, Steve
- Martin, Susan to Martineau, Jean-Claude Michel
- Martineau, Jennifer Gay to Marton, Thomas
- Martonffy-Dudutz, Istvan to Marword, Maud
- Marx, Adolph to Masham, Mary
- Masham, Samuel, 1st Baron Masham of Otes to Mason, Henry
- Mason, Henry to Mason-Hornby, William Horatio
- Mason-Spanoghe, Brigitte Elizabeth to Massie, William
- Massie-Blomfield, Adrian to Massy y Quintana, Laetitia de
- Massy, 1st Baronet, of Doonass. co. Clare (Hugh Dillon) to Massy, Eugene Edward
- Massy, Eva Constance to Massy, Janice
- Massy, Jean to Massy, William
- Massy, William Charles to Masters, Mary
- Masters, Mary Rose to Mather, Richard Lionel
- Mather, Robert to Matheson, John of Attadale
- Matheson, John of Attadale to Mathews, Elizabeth
- Mathews, Elizabeth to Mattei, Teresa de
- Mattelaer, Catherine to Matthews, Jessica Iliffe Lane
- Matthews, Jessie Wingate to Matthie, Janet
- Matthieu de Wynendaele, Jean-Jacques to Mauchenheim, Valerie Sophie von gennant Bechtolsheim
- Mauchline, Lord (Ian Huddleston) to Maude, Frances Blanche
- Maude, Francis to Maude-Roxby, Tracy
- Maudelyn, Richard to Maule, Margaret
- Maule, Margaret to Maunsell, Anne
- Maunsell, Anne to Maunsell, Edward Schwartz
- Maunsell, Edward Thomas to Maunsell, Hawise
- Maunsell, Helen to Maunsell, Lucy
- Maunsell, Lucy to Maunsell, Richard
- Maunsell, Richard to Maunsell, William
- Maunsell, William to Mauroo, Matilda Amelia
- Mauruzzi, Antonia to Maxse, Violet Georgina
- Maxson, John S. to Maxwell, Annabella
- Maxwell, Annabella to Maxwell, Emma Theodora
- Maxwell, Eskdale and Carleill, 1st Lord (Robert) to Maxwell, Jean
- Maxwell, Jean to Maxwell, Mary Isabella
- Maxwell, Mary Laurie to Maxwell, Wellwood H.
- Maxwell, Wellwood Herries of Munches to May, Carol
- May, Carola Evelyn to May, William Thomas
- Maya, Maria Teresa to Mayhew, Patricia Ann
- Mayhew, Patrick to Mayne, Frances
- Mayne, Francis Gerrard to Mayor, Victoire
- Mayott, Anne to McAdam, William
- McAdie, Helena Maureen Veronica to McAlpine, Sara
- McAlpine, Sara Jane to McBean, Williamina
- McBeath, Anne to McCallie, Matthew Ross
- McCallum, Alan to McCarthy, Charles
- McCarthy, Charles to McCarthy, William Terence Webb
- McCarthy-O'Leary, Jane Frances to McClean, Victoria Mary
- McCleary, Judith to McClintock, Mary Howard
- McClintock, Mary-Anne to McClutchie, Jean
- McClymont, Douglas Irvin to McConnell, Joanne Christine
- McConnell, Joseph to McCormick, Ian Stewart
- McCormick, Irene to McCowen, Richard Ian
- McCoy, 'Big Hunty' to McCracken, William
- McCrae, Andrew Murison to McCugh, Margot
- McCullagh, 1st Baronet, of Lismara, in the parish of Carnmoney, co. Antriim (Crawford) to McDiarmid, Terry
- McDoagall, Marianne Adelaide to McDonnell, Betty
- McDonnell, Britt to McDouall, Graham Richard
- McDouall, Gwendolen to McDougall, Nadine Sylvia Ada
- McDougall, Pamela to McEntee, William Charles
- McEntire, Alice Violet to McFarlane, William Stephen
- McFaul, Margaret to McGill, William James
- McGillespy, Janet to McGough, Virginia Clare Diana
- McGoun, Archibald to McGregor, Robert
- McGregor, Robin Gay to McIlvain, unknown
- McIlveen, Ann to McIntyre, Nancy Ivy
- McIntyre, Ottilie Rose to McKeage, William
- McKeage, William Ronald to McKenna, William Columban
- McKennes, Heather to Mckenzie, Zara Kala
- McKenzie-Laing, Alan to McKnight, Tracy Ann
- McKno, Joan Wall to McLaren, Winifred Agnes
- McLaren-Throckmorton, Clare to McLean, Elizabeth
- McLean, Elizabeth to McLeod, Hugh
- McLeod, Ian to McMahon, Elizabeth
- McMahon, Ellie Maude to McMicking, Thomas Neil
- McMillan, Alice to McNabb, Robert
- McNaghten, Daniel to McNaughton, Victoria Jane
- McNaull, Cynthia Elizabeth to McNevin, John
- McNichol, Graham to McQueen, Virginia
- McQuestion, Adeline Sophia to McShane, William
- McSharry, Anne Marie to McWilliam, Veronika Augusta Amelie
- McWilliams, Donald Saxby to Meade, James Richard
- Meade, Jane to Meadows, Windham
- Meads, Andrew David to Meath Baker, William John Clovis
- Meath, 10th Earl of (John Chambré) to Mecklenburg-Schwerin, Herzog von (Paul Friedrich)
- Mecklenburg-Schwerin, Herzog von (Wilhelm) to Medici, Vittoria de
- Medill, Anne Judith to Medows, William
- Medrano y Yllera, Jesus to Meggison, William
- Meggs, Henry to Meinertzhagen, Georgina Louisa
- Meinertzhagen, Gertrude Barbara to Melchett, Baroness (Violet Florence Mabel)
- Melchior, Dorcas to Mellier, William
- Mellifont Townsend, Richard to Mellor, James Thomas Paulton
- Mellor, Jane to Melvill, Thomas
- Melville of Melville, 10th Viscount, co. Edinburgh (Robert Henry Kirkpatrick) to Melville, William, 3rd of Raith
- Melville-Cook, Diana Mary to Mengers, Rocky Knight
- Menges, Roberta to Mentmore, 3rd Viscount, of Mentmore, co. Buckingham (Neil Archibald)
- Mentone, Maria Isabella to Menzies, Katherine Patricia
- Menzies, Keith Graham to Meran, Ladislaja Maria Karoline Franziska Therese von
- Meran, Ladislaja von to Mercer, Zandra Theresa Jane
- Mercer-Adam, Ellen Elizabeth to Meredith, William, 3rd Bt.
- Meredith-Hardy, Alexandra to Merivale, Walter Herman Hodgson
- Merivale-Austin, Alison Mary to Merrill, Louise Gautier
- Merrill, Margaret Conner to Mersmans, Elisabeth Joseph Maria
- Merson, J. L. W. to Messel, Victoria Mary
- Messenger, Ann to Metcalfe, Eric Debonnaire Theophilus (Lt.-Col.)
- Metcalfe, Esther to Methuen of Corsham, Baroness (Mary Ethel)
- Methuen, Ann to Meulan, Waleran III Comte de
- Meulant, Comte de (Galeran V) to Meyer, Evelyn Agneta
- Meyer, Fenella Jane to Meynell, William
- Meyners, Alexander de to Mezquida, Nadal
- Mezzacapo, Vittoria to Michelson, Madeline
- Michie of Gallanach, Baroness, of Oban in Argyll and Bute (Janet Ray) to Middlemore, Merell Phillippa
- Middlemore, Nicholas to Middleton, Isabel
- Middleton, Isabella Cecilia Viviana to Middleweek, Maurice
- Middlewood, Arthur to Milano, Yolande di
- Milashevich, Elena to Milburn, Dorothy Lilian
- Milburn, Edith Jane to Mildmay-White, Suzannah Jane
- Mildon, Gaylene to Miles, Pamela Adelaide
- Miles, Patricia Katherine to Mill, William Henry
- Mill-Colman, Harold to Millar, Muriel Julia Beatrice
- Millar, Nancy to Miller, Amy Adelaide
- Miller, Amy Elizabeth to Miller, Elizabeth
- Miller, Elizabeth to Miller, James Percy, 2nd Bt.
- Miller, James Stephen Macdonald of Glenlee, younger to Miller, Marie-Chantel
- Miller, Mariegold Winifred to Miller, Samuel
- Miller, Samuel Alexander to Millers, Humphry de
- Milles, Anne to Milliken-Napier, William Ian Houlding Lennox
- Millikin-Napier, Aymée Elizabeth Georgiana to Mills, Edith
- Mills, Edith to Mills, Nancy Elizabeth
- Mills, Neil McLay to Milman, Gerald Stephen
- Milman, Geraldine Stella to Milne, James
- Milne, James to Milner, Jack Riou Russell
- Milner, James Henry to Milsum, William Sydney
- Miltenberger, Amélie to Minchin, Anna Maria
- Minchin, Annagh to Minchin, Douglas James Maurice Cotton
- Minchin, Douglas Martin to Minchin, Graham James
- Minchin, Graham Stuart to Minchin, Julie Maree
- Minchin, June to Minchin, Naomi Elizabeth
- Minchin, Neil Andrew to Minchin, Susan Patricia
- Minchin, Susan Stephanie to Minns, William
- Minogue, Clare M. to Mirbach, Rudolfine Baronin von
- Mirbach-Geldern-Egmont, Alfons Graf von to Mitchell, Bruce
- Mitchell, Camilla Victoria to Mitchell, Hero Cecilia
- Mitchell, Hilda to Mitchell, Mona
- Mitchell, Mona to Mitchell-Innes, Peter Stewart
- Mitchell-Innes, Thomas Shairp to Mitford-Slade, Timothy Clive
- Mithoefer, Erica to Modena, Signore di (Obizzo II)
- Modera, Anna to Moffatt, May Victoria
- Moffatt, Muriel Emma to Moilliet, Theodore
- Moir MacArthur, James Edward to Mole, Wendy Lynn
- Molefe, Patricia Othana to Molesworth, Duncan Nassau
- Molesworth, Edith to Molesworth, John
- Molesworth, John to Molesworth, Richard, 3rd Viscount Molesworth of Swords
- Molesworth, Rita Marie to Moleyns, Evelyn Florence de
- Moleyns, Evelyn Florence de to Molloy, Patricia Nadine
- Molloy, Philip to Moltke, Vera von
- Moltke-Huitefeldt, Louise Eugénie to Molyneux, John Charles, 9th Bt.
- Molyneux, John Howard to Monaco, Seigneur of (Honoré I)
- Monaghan, Benjamin Musgrave to Monck, William Stanley
- Monck-Mason, Annabella Georgina to Monckton, George
- Monckton, George to Monckton, Rose Wynsome
- Monckton, Rosemary Joan to Moncreiff, John
- Moncreiff, John to Moncreiffe, Selina
- Moncreiffe, Thomas to Money, Dorothy
- Money, Duncan to Money, William
- Money, William to Monk, Oscar Llewelyn
- Monk, Robert Frederic to Monro, Percy James Gerald
- Monro, Peter Alexander Seaton to Monson, Edmund St. John Debonnaire John, 3rd Bt.
- Monson, Edomé Eliza Theodosia to Montagu Douglas Scott, Margaret Ida
- Montagu Douglas Scott, Marian Louisa to Montagu, Christopher John Allan
- Montagu, Cicely to Montagu, Harriet Sydney
- Montagu, Hawise de to Montagu, Mildred Cecilia Harriet
- Montagu, Miles to Montagu-Pollock, Stephen Hull
- Montagu-Pollock, Thomas George to Montalambert de Cers, Nicolas de
- Montalambert, 4th Comte de (Marc) to Montefiore, Sarah
- Montefiore, Sarah to Montfort, Archibald
- Montfort, Archibald David to Montfort, Richard de
- Montfort, Richard Morris to Montgomerie, George
- Montgomerie, George to Montgomerie, Rodger
- Montgomerie, Roger to Montgomery, Caroline Rose
- Montgomery, Caroline Susan Devereux to Montgomery, Jean
- Montgomery, Jenna Mary Caroline to Montgomery, Veronica Mary Anthea
- Montgomery, Violet Anna to Montmorency, Francis Hervey, 3rd Viscount Mountmorres
- Montmorency, Francis Raymond de to Montrose, 7th Duke of (James Angus)
- Montrose, 7th Earl of (James) to Monypenny, Thomas
- Monypenny, Thomas to Moon, Ellen
- Moon, Ellen to Moorby, William Henry
- Moore Bell, Denis to Moore, Arthur John
- Moore, Arthur Leslie to Moore, Dominic William
- Moore, Dora L. to Moore, Florence Mary Georgianna
- Moore, Florence Mary Jackson to Moore, J.
- Moore, J. E. H. to Moore, Kathleen Mary
- Moore, Kathleen May to Moore, Matilda Jane
- Moore, Matilda Kathleen Sarah Ruth to Moore, Samuel French
- Moore, Sandford ffolliott Pierpont to Moore, William Francis
- Moore, William Gillachrist to Moorhouse, William Sefton
- Moorman, Frederic William to Morant, George
- Morant, George Francis to Moray-Stirling, William, 17th of Abercairny
- Morazzani, Odile to Mordaunt, Katherine Patricia
- Mordaunt, Kim John to More, Norah
- More, Noëlle Joanna to Moreton Macdonald, Simon Foster
- Moreton of Tortworth, 1st Baron, co. Gloucester (Thomas) to Morgan, Charles Henry
- Morgan, Charles Langbridge to Morgan, Helen
- Morgan, Helen Mary to Morgan, Neil
- Morgan, Nellie Ritchie to Morgan-Grenville, Lilian Anne Grenville
- Morgan-Grenville, Luis Chandos Francis Temple, Master of Kinloss to Morison, Helen
- Morison, Helen to Morley, David John
- Morley, David Mark Rowland to Morlock, unknown
- Morlon, Roberto to Morres, Ellen
- Morres, Ellice to Morris, Cecil
- Morris, Cecil Dudley to Morris, Hilary Zara
- Morris, Hilda to Morris, Maud Frances Jane
- Morris, Maud Mary to Morris, unknown son
- Morris, unknown wife to Morrison, Douglas (Hon.)
- Morrison, Douglas Raymond to Morrison, Rena
- Morrison, Reuben Vivian to Morrogh Bernard, Nancy Mary
- Morrogh Bernard, Oscar to Morsey, Sidonia Baronin von
- Morshead, 1st Baronet (John) to Mortimer, Margaret de
- Mortimer, Margaret Ellen to Morton, Helen
- Morton, Henrietta Augusta to Moscow, Yuri IV of
- Moscrip, Elizabeth Balmer to Moses, William Ralph (Dr.)
- Mosey, Bertha Florence to Mosley, Xanthe Jennifer Grenville
- Mosman, Archibald to Mossel, Andrea Helena
- Mosselmans, Adriaan Willem to Mostyn, Joan Wake
- Mostyn, Joanna Charlotte Mary Ghislain to Mostyn-Owen, William
- Mostyn-Owen-Jodrell, Michael Francis to Mouat, unknown
- Moubray, Adeline Hannah to Mount Charles, Earl of (Victor George Henry Francis)
- Mount Crawford, 1st Viscount of (John) to Mountbatten, Pamela Carmen Louise
- Mountbatten, Patricia Edwina Victoria, Countess Mountbatten of Burma to Mountmorres, Viscountess (Tempe Irene)
- Mountney, Laura to Mowbray, Anne
- Mowbray, Anne, Countess of Norfolk to Moyland, Victoria van
- Moyle, Amelia to Mudge, Zachariah
- Mudge, Zachary to Muir, Darcy Jane
- Muir, David Ballingall to Muirhead-Murray, Violet Edith
- Muirshiel, 1st Viscount, of Kilmacolm, co. Renfrew (John Scott) to Mulji, Sudhir Jayantilal
- Mulke, Frederic John to Mullins, Edward Henry Guyon
- Mullins, Elaine Joyce to Mumford, William David
- Mumm von Schwarzenstein, Gisela Mila Mathilde (Baroness) to Mundy, Wrightson
- Munge, Joanne Elizabeth to Munro, Eva Marian
- Munro, Eva Marion of Foulis to Munro, Robert of Foulis, 6th Bt.
- Munro, Robert, 1st and last Baron Alness to Murat, Marie Laetizia Joséphine Annonciade
- Murat, Michel to Mure, Isabel
- Mure, Isabella to Murphy, Catherine
- Murphy, Catherine to Murphy, Jeremiah Nicholas
- Murphy, Jeremiah Stack to Murphy, Pearl
- Murphy, Philip Alexander Hugh to Murray, 5th Baronet, of Etrick Forest, co. Selkirk (Patrick)
- Murray, 5th Baronet, of Glendoick (Alexander) to Murray, Anne
- Murray, Anne to Murray, Catherine
- Murray, Catherine to Murray, Edward
- Murray, Edward to Murray, Frederick Auriol
- Murray, Frederick John George to Murray, Ian Digby
- Murray, Ian Henry to Murray, Jean Margaret
- Murray, Jean Morrison to Murray, Kenneth George
- Murray, Kenneth Peter to Murray, Marie-Danielle
- Murray, Marilyn Ann Rose to Murray, Patrick, 2nd Lord Elibank
- Murray, Patrick, 2nd of Keilour to Murray, Thomas of Culbyne
- Murray, Thomas of Glendoick, 1st Bt. to Murray, Zoe Ann
- Murray-Aynsley, Agnes Athole to Murtagh, Paula
- Murthwait-How, Betty Winifred to Musgrave, Elizabeth Mary
- Musgrave, Ellen to Musker, William Keith
- Muskerry, 14th Lord of (Cormac) to Muston, William Pitt
- Musurus, Constantine to Myddelton, William, 4th Bt.
- Myddelton-Biddulph, Agnes Mary to Mylne, William Chadwell
- Mylonas, Pavlos to Myrton, William of Cambo
- Myslik, Marianne to Nabokova, Xenia Nikolaevna
- Naboulet, Hortensia to Nairac, Suzannah
- Nairn, 1st Baronet (Thomas) to Naismith, William Peter
- Nakahara, Susan to Nankivell, Thomas
- Nanney, Catherine to Napier, Anne Sasha
- Napier, Anne-Marie to Napier, Helen Catherine
- Napier, Helen M. to Napier, Mary Grant
- Napier, Mary Katherine to Napier-Clavering, unknown daughter
- Napier-Munn, Elisabeth to Nash, Elizabeth
- Nash, Elizabeth Anne S. to Nason, James
- Nason, Jane to Nassau-Dietz, Willem Georg Friso von
- Nassau-Dillenburg, Adolf Prinz von to Nassau-Weilburg, Marie Prinzessin von
- Nassau-Weilburg, Marie Prinzessin von to Nauman, Susan
- Naumann, Annie Gustane to Naylor, Thomas Murray
- Naylor, Vera Ruth to Neame, Timothy Roger Hancox
- Neasey, Mavis to Neave, Mary
- Neave, Mary Catherine to Needham, Francis Jack
- Needham, Francis Jack Richard Patrick, 5th Earl of Kilmorey to Neeson, William John Liam
- Neff, Darell to Neilson, Victoria
- Neilson, Violet Adela to Nelmes, Tatiana
- Nelms, Elsie Glynn to Nelson, Hannah
- Nelson, Harold to Nelson, Perdita Florence
- Nelson, Peter to Nembhard, Thomas Hay
- Nemerow, Countess von (Marie Augusta Frederica Elizabeth) to Nesbitt, Jill
- Nesbitt, Joan to Netrval, Carl
- Nettancourt-Vaubecourt, Antoinette de to Nettles, William
- Nettleship, Anne to Neve, Thomas Wilder Neville
- Nevell, Christopher Paul to Nevill, Hugh
- Nevill, Idina Mary to Neville, Dora
- Neville, Dorothea to Neville, John Robert
- Neville, John, 1st and last Marquess of Montagu to Neville, Thomas de
- Neville, Thomas de to Newall, Sebastian John Francis Stirling
- Newall, Susan Clio to Newburgh, William
- Newburn, Robert de to Newdegate, Lucia Charlotte Susan
- Newdigate Ludford, Elizabeth Juliana to Newenham, Worth
- Newent, Ellen de to Newman, Francis Hugh Cecil, 4th Bt.
- Newman, Francis Patrick to Newman, Zachary John Bissett
- Newman-Clark, Archibald to Newry and Mourne, Viscount (Robert Francis John)
- Newsam, Charles Wren to Newton, Edward Hotham
- Newton, Edward Isaac to Newton, Robert, 1st Bt.
- Newton, Rory James to Nichol, Robert William
- Nicholas, Alison to Nicholls, Frederick
- Nicholls, Geoffrey IV, Comte de Cherbourg to Nicholson, Alice Margaret
- Nicholson, Alice Rose to Nicholson, Gertrude
- Nicholson, Gertrude Ann to Nicholson, Mary Anne
- Nicholson, Mary Anne Jane to Nicholson, Zoë Mary Louisa
- Nicholson-Smith, Elizabeth Muriel to Nicol, Mary Laura
- Nicol, Matthew to Nicolle, Miranda Camilla
- Nicolls, Agnes Margaret to Nicolson, Thomas
- Nicolson, Thomas of Carnock, 1st Bt. to Niewburgh, Yvonne Cecila de
- Niger, Richard to Nightingale, Marilynn Eileen
- Nightingale, Martha to Nisbet, Elisabeth
- Nisbet, Elizabeth to Nith, Torthorwald and Ross, 9th Viscount of (John Sholto)
- Nithsdale, 1st Earl of (Robert) to Nixon, Samuel Brady
- Nixon, Sara to Nobbs, Hilary
- Nobbs, Horace to Noble, Edith I.
- Noble, Edna Louise to Noblet la Clayette, Yolande de
- Noblston, Beatrice Monica to Noel, Frances
- Noel, Frances to Noel, unknown daughter
- Noel, unknown daughter to Nolan, Monica
- Nolan, Naomie Lisa to Norcliffe, William
- Norcott, Adeline Ellen to Norman, Barbara Winifred Carol
- Norman, Baroness (Priscilla Cecilia Maria Worsthorne) to Norman, Sarah
- Norman, Sarah to Norquay, Theresa Florence
- Norre, Andrea to Norris, Henry
- Norris, Henry to North, Bordrigge North (Brig.-Gen.)
- North, Brownlow to North, Mary
- North, Mary to Northampton, Ælgifu of
- Northbourne of Betteshanger, 1st Baron, co. Kent and of Jarrow Grange, co. Palatine of Durham (Walter Charles) to Northcote, John
- Northcote, John to Northey, William
- Northey, William to Norton, Caroline Elizabeth Ainslie
- Norton, Caroline Elizabeth Sarah to Norton, Marina
- Norton, Marina Caroline Vere to Norway, Hans of
- Norway, Harald I of to Nott, Rosalind Bernice
- Nott, Samuel to Nowell, Walter Norton
- Nowell-Smith, Felicity to Nugent, Catherine
- Nugent, Catherine to Nugent, Hugo John
- Nugent, Hyacinth Richard to Nugent, Nicholas
- Nugent, Nicholas to Nunes, Tryphena M. M.
- Nunes-Carvalho, Algie Rafe Nicholas Charles to Nussey, Louisa Marshall
- Nussey, Mabel Douglas to Nutting, Diana Penelope
- Nutting, Diane Kirk to O'Beirne, unknown daughter
- O'Boyle, Celia to O'Brien, Charlotte
- O'Brien, Charlotte Alice Vere to O'Brien, Fitzjames
- O'Brien, Florence Margaret Vere to O'Brien, Mahon
- O'Brien, Mahon to O'Brien, Rosalind
- O'Brien, Rosalinda Winifred to O'Bryen, Winifred Florence
- O'Bryne, Patrick to O'Callaghan, Gloria
- O'Callaghan, Gonzalo to O'Carroll, Joan
- O'Carroll, John to O'Connell, Daniel
- O'Connell, Daniel to O'Connell, John
- O'Connell, John to O'Connell, Morgan
- O'Connell, Morgan to O'Conner, Wilhelmina
- O'Connor, Adelle to O'Conor, Cathal
- O'Conor, Cathal Carrach, King of Connaught to O'Conor, Thomas Roderick
- O'Conor, Turlogh to O'Donnel, Siobhán
- O'Donnell, 1st Baronet (Neal) to O'Donnell, Maurice, Graf O'Donell von Tyrconell
- O'Donnell, Max to O'Donoghue, William John
- O'Donollan, Elizabeth Harrison to O'Ferrall, Violet Eleanor June
- O'Ferrall-Boy, Ellis to O'Grady, Helen
- O'Grady, Helen Hare to O'Grady, William
- O'Grady, William Agar de Courcy to O'Hara, James
- O'Hara, James to O'Kelly, Elizabeth
- O'Kelly, Elizabeth to O'Loghlen, Michael, 7th Bt.
- O'Loghlen, O'Connell to O'Morchoe, William Niall
- O'More, Alice to O'Neill, Catherine Jane
- O'Neill, Catherine Wynne Grace to O'Neill, Marguerite
- O'Neill, Maria to O'Neylane, William
- O'Nolan, Mary Ellen to O'Rorke, Owen
- O'Rorke, Pamela Susan to O'Sullivan, Morty
- O'Sullivan, Nancy Jane to Oakes, Henry Frederick
- Oakes, Henry James to Oates, Robert Henry Brydges
- Oates, Salley to Ochme, Lynne Audrey
- Ochoa, Elena to Odell, Frances Henrietta
- Odell, Frances Sophia to Odell, Sarah Elizabeth
- Odell, Sarah Pierce to Oer, Sophie Freiin von
- Oer, Theobald Freiherr von to Offley, William
- Offley, William to Ogilvie, John
- Ogilvie, John to Ogilvy, Angus
- Ogilvy, Angus Duncan to Ogilvy, Griselda Davinia Roberta
- Ogilvy, Griselda Johanna Helen to Ogilvy, Margaret
- Ogilvy, Margaret to Ogilvy, Winnefred
- Ogilvy-Dalgleish, Archibald to Ogle, Elizabeth
- Ogle, Elizabeth to Oiseau, Mariane
- Oison, John d' to Oldcastle, John
- Olden, Elizabeth to Oldenburg, Herzogin von (Rixa Elisabeth Bathildis)
- Oldenburg, Herzogin von (Sophie Altburg Marie Cécile Margarete) to Oldfield, Samuel
- Oldfield, Sara Elisabeth to Olier, Winifred Norton
- Olier-Lees, Anne Elizabeth d' to Oliphant, John
- Oliphant, John to Oliphant-Ferguson, Mary Beatrice
- Oliphant-Murray, Alice Florence to Oliver, Jessica
- Oliver, Joan to Oliver, Valentine Blount
- Oliver, Valerie to Ollivier, Louis Morton
- Olloquiegui, Alicia to Oman, Wendy
- Omar, Hacj to Onslow, Arthur Alexander Walton
- Onslow, Arthur Andrew to Onslow, Henrietta
- Onslow, Henrietta Fanny to Onslow, Sylvia Jane
- Onslow, Sylvia Patricia Melody to Oppenheim, Laurie
- Oppenheim, Laurie Charles Rene to Oranje-Nassau, Willem V Batavus, Prince of Orange
- Oranje-Nassau, Willem VI van to Orde, Margaret
- Orde, Margaret Barclay to Orgera, Maria
- Orgeval, Ferdinande Anna Josephine Georgina Marie d' to Orlowski, Pawel
- Orlowsky, Madeleine to Orléans, Philippe Emmanuel Maximilien Marie Eudes d', 8th Duc de Vendôme
- Orléans, Philippe Jacques Nicolas d', Prince de France to Ormelie, Lord (Duncan)
- Ormerod, Ann to Ormonde, Marquess of (James)
- Ormrod, Agnes Lennox to Ormsby, Zachary
- Ormsby-Gore, Alice Magdalen Sarah to Orr Ewing, Helen Margaret
- Orr Ewing, Helen Mary Stuart to Orr, William
- Orr, William to Ortenburg, Isabelle Adrienne zu
- Ortenburg, Joachim Graf zu to Osborn, Reginald
- Osborn, Richard Henry Danvers, 9th Bt. to Osborne, Elizabeth Emily
- Osborne, Elizabeth Mari-Anne Gale to Osborne, Richard Abbott
- Osborne, Richard, 1st Bt. to Osmaston, Winifred May
- Osmond, Agnes to Oswald, George, 2nd of Scotstoun
- Oswald, Hector to Otter, William Dillon
- Otter-Barry, Cicely to Oulton, William Platt
- Oultremont de Wégimont, Ferdinand Louis François Michel Graaf d', Comte d'Oultremont de Wégimont to Outram, William Talbot
- Outre-Mer, Louis IV d', Roi des Francs to Owen, Anne
- Owen, Anne Catherine to Owen, Joseph
- Owen, Joseph to Owen, Winifred Hall
- Owen-Barlow, Emma to Oxenfoord of Cousland, 7th Baron, co. Midlothian (John David James)
- Oxenford of Cousland, 1st Baron (John Hamilton) to Paboeuf, Simon
- Pac, Anna to Packer, James Malcolm Jr.
- Packer, John to Paganini, Roberto
- Pagden, Anthony Robin to Page, Marcella Caroline Mary
- Page, Margaret to Paget, Anne Christine Maud
- Paget, Anne Matilda Catherine to Paget, George Charles Henry Victor, 7th Marquess of Anglesey
- Paget, George Edmund to Paget, Reginald Scudamore George
- Paget, Reginald Thomas Guy Des Voeux, Baron Paget of Northampton to Paige, William Robert
- Pailthorpe, Jane Carleton to Paisley, Sharon Kyle
- Paixhans, Antoinette to Pakenham, Ida Constance
- Pakenham, Ida Dorothy to Pakenham, William, Lord Silchester
- Pakenham-Walsh, Alfred Ridley to Palam, Margaret
- Palamos, 23rd Conde de (José María) to Pallandt, Wilprand Baron von
- Pallandt-Culemborg, Elisabeth von to Palliser, Wray William Bury
- Pallot, Adward to Palmer, Castiliana
- Palmer, Catherine to Palmer, Ernest
- Palmer, Ernest Bailie Rohan (Hon.) to Palmer, Jane
- Palmer, Jane to Palmer, Mary
- Palmer, Mary to Palmer, Simon David
- Palmer, Simon James to Palmes, Ellen Isabella
- Palmes, Eva Blanche to Panouse, Francoise Carmen Dagmar de la
- Pansaldi y Larese, Dary Gonda to Papps, Luisa Elizabeth
- Pappworth, Adam to Pardew, Sarah
- Pardhy, Joanna to Paris, Philip
- Paris, Philippe 'the Tall' to Parke, Edward
- Parke, Edward to Parker, Anthony
- Parker, Anthony to Parker, Elizabeth
- Parker, Elizabeth to Parker, Hugh Algernon
- Parker, Hugh Hyde to Parker, Margaret
- Parker, Margaret to Parker, Rosemary Moon
- Parker, Russell to Parker-Jervis, Edward Mainwaring
- Parker-Jervis, Edward St. Vincent to Parkin, Zuleika Florence Rosa
- Parkin-Moore, Alexander William to Parkyns, Sylvia Dorothy
- Parkyns, Thomas to Parnell, Emily Letitia Georgina
- Parnell, Emma Jane to Parr, Otto Jack Peregrine
- Parr, Purple to Parry, Dorothea
- Parry, Dorothy K. to Parsons, Alicia
- Parsons, Alicia Siobhan Margaret Nasreen to Parsons, John Christopher
- Parsons, John Cleare to Part, Tracy Belinda
- Partanna, Principe di (Benedict III) to Paschall, John
- Paschen, Elizabeth to Pasley, Winifred Sabine
- Pasley-Tyler, C. Zoë to Paston, William, 2nd Earl of Yarmouth
- Paston-Bedingfeld, Agnes Kathleen Susan Anne to Paterson, Evelyn Rose
- Paterson, F. S. to Patino y de Baviera, Sonia Victoria
- Patino, Alfonso to Patrick, William
- Patrickson, Helena to Patterson, William Norman
- Patterson-Hunter, Elizabeth to Paul, Anson J.
- Paul, Anthony to Paul, Sarah Caroline
- Paul, Sarah E. A. to Paulet, Winifred
- Paulett, Eleanor to Paver, Jane
- Paveri Fontana, Alberta to Payler, William
- Payn, James to Payne, Madelyn Lee
- Payne, Manya to Paynel, William, 1st Lord Paynel
- Paynell, 1st Lord (William) to Peacock, Henry
- Peacock, Heslop to Peake, Simon Jeremy Brinsley
- Peake, Sonia Mary to Pearce, Sophie Amber
- Pearce, Srah to Pearse, Kathleen
- Pearse, Laura Elizabeth to Pearson, Hannah
- Pearson, Hannah to Pearson, Sue
- Pearson, Susan to Pease, Hannah
- Pease, Harriet to Pease, Winifred Pike
- Peaseley, Anne to Peckham, Sybella Jane
- Peckham-Micklethwait, 1st Baronet (Sotherton Branthwayt) to Peech, Vanessa
- Peed, John Osborne to Peel, Elizabeth Emily
- Peel, Elizabeth Francesca to Peel, Robert J.
- Peel, Robert John to Peile, Solomon
- Peine, Virginia to Pelham, Harry Alan
- Pelham, Harry Francis to Pelham-Clinton, unknown son
- Pelham-Clinton-Hope, Doria Lois to Pellew, Mary Rose
- Pellew, Miranda Frances to Pelly, Edith Beatrice
- Pelly, Edith Rachel to Pelly, Kathleen Ruth
- Pelly, Kenneth Raymond to Pelly, Susan Margaret
- Pelly, Susanna to Pemberton, unknown
- Pemberton, Valerie to Pendlebury, William Henry
- Pendleton, Eliza to Pennant, Philippa Berain Elizabeth
- Pennant, Pyers to Penney, William, Lord Kinloch
- Penney, Winnifred Mae to Penny, Selina Margaret
- Penny, Shelagh to Penrose, Zoe Louise
- Penrose-FitzGerald, Charles Bryan (Major) to Peploe, Sydney Katherine
- Peplow, Coleen Yvonne to Pepys, Kirsten Anne
- Pepys, Lettice Gayford to Perceval, Dorothy
- Perceval, Dorothy Margaret to Perceval, Yvonne Sheila
- Perceval-Maxwell, Andrew John to Percy, Anne
- Percy, Anne to Percy, Margaret
- Percy, Margaret to Perez de Jauregui, unknown
- Perez Pena, Santiago to Perkins, Nicola
- Perkins, Paige Sullivan to Perrin, Zoe Christina Sainsbury
- Perrine d'Auvilliers, Marie Etienette to Perry, Colin Heywood
- Perry, Colin Stuart Macdonald to Perry, William Richard Victor Prittie
- Perry-Aldworth, Dorothy Agnes St. Leger to Persse, Emily Mary
- Persse, Emily Nicola Margaret to Persse, Nancy Mary
- Persse, Nappy to Perth, Countess of (Nancy Seymour)
- Pertile, Maestro Vincenzo to Perz, Hans
- Pesantes, Chantel to Peterborough, Countess of (Penelope)
- Peterken, A. A. to Petersham, Viscount (William Henry Leicester)
- Peterson, Albert Arthur to Petley, Victoria Betsy Gordon
- Petman, Ann to Petre, Bernard Francis
- Petre, Bernard Henry Philip, 14th Baron Petre to Petre, Mary Ann Eleanor
- Petre, Mary Anne Jane to Petrie-Hay, William Golding
- Petritzka, Marie Theresa to Petty, John Forester
- Petty, John Henry, 2nd Marquess of Lansdowne to Peyton, Anne
- Peyton, Anne to Peyton, Westropp Joseph
- Peyton, William to Pfalz-Neuburg, Hedwig Elizabeth Amelia von
- Pfalz-Simmern, Anna Elisabeth von der to Phelan, unknown
- Phelip, Elizabeth to Philip, William
- Philiphaugh, Lord (James) to Philipps, Thomas
- Philipps, unknown to Philips, William
- Philips, William Morton to Phillimore, Prudence Anne
- Phillimore, Rachel Louisa to Phillips, David
- Phillips, David Charles to Phillips, Joseph Anthony Moore
- Phillips, Joseph Harold John to Phillips, unknown
- Phillips, unknown to Philpott, William
- Philpotts, Arthur Henry Croker to Phipps, Mary
- Phipps, Mary to Piast, Leszek I
- Piast, Leszek II to Pickering, John Patrick
- Pickering, John, 2nd Bt. to Pickthorn, William Henry Buller
- Pickton, Hannah to Pierce, Richard Henry
- Pierce, Robert to Piers, Eleanor fitz
- Piers, Eliza Jane to Piggott, Walter
- Pigheti de Rivasso, Claud Chantel to Pigott, Dorothy
- Pigott, Dorothy to Pigou, Ella Frances Emma
- Pigou, Emma to Pike, William Tucker
- Pikkis, unknown to Pilditch, Ute
- Pile, 1st Baronet (Francis) to Pilkington, Hope
- Pilkington, Hubert Carlisle to Pillar, William
- Pillbrow, Edward to Pinder, Wellington
- Pinderis, George to Pinney, William James
- Pinniger, Joanna Patricia to Pipe, Thomas Gwynne
- Pipe-Wolferstan, Alfred Hercy to Pistolas, Nicholas
- Pistor, Cristina to Pitman, John Struan
- Pitman, John William to Pitt, William, 1st Earl of Chatham
- Pitt-Chambers, June to Plant, Stanley
- Plant, Stephanie Ann to Platt, Jean Halliday
- Platt, Jeremy Redding Knox to Playne, William Heyworth
- Playre, Innes to Plettenberg, Philippa Gräfin von
- Plettenberg, Philippe Friedrich Ida Mariano Graf von to Pleydell-Bouverie, Lois
- Pleydell-Bouverie, Louisa to Plowden, Jane
- Plowden, Jane to Plumer, Thomas Hall Rokeby, 2nd Viscount Plumer
- Plumer, Viscountess (Anne Monica Georgiana) to Plunket, Catherine
- Plunket, Catherine to Plunkett, Anthony Percy
- Plunkett, Antonia Susan to Plunkett, Mary Louisa (Lady)
- Plunkett, Mary Tevis to Pobjoy, Shirley Ann
- Poccianti, Carlo Lodovico to Poellnitz, Wilhelm Christian Gottlob Baron von
- Poer, 1st Count de la (Edmond James de Poher) to Poland, Gertrude of
- Poland, Gordana to Pole, Elizabeth
- Pole, Elizabeth to Pole, Sarah
- Pole, Sarah to Poliakoff, Vladimir
- Polianov, Alexander to Pollard, William Dutton
- Pollard-Urquhart, Adah Louisa Anne to Pollington of Longford, 8th Baron, co. Longford (John Christopher George)
- Pollington, Isabel to Pollock, Humphrey Rivers
- Pollock, Ida Dundas to Pollock, Zoë Deborah
- Pollock-McCall, Pamela Mary to Pomeroy, Esther Caroline
- Pomeroy, Eustace Crichton to Poncelet, Paul
- Poncet, Louise du to Ponsonby, Emily Priscilla Maria
- Ponsonby, Emma to Ponsonby, Rosanna
- Ponsonby, Rosanna Thea to Pook, Maureen
- Pool, Annabel C. to Poole, Meriell
- Poole, Millicent Chance to Poore, Philip William
- Poore, Richard Francis Gibson to Pope, Jonathan Robert
- Pope, Joseph David to Popham, John
- Popham, John to Port de Pontcharra, Thierry Charles du
- Port, Alice de to Portal, Rowena Jeanne
- Portal, Sarah to Porter, Frank
- Porter, Frank Thorpe to Porter, Simon Hugh Ludovic
- Porter, Stella Jean to Portman, Cecil Berkeley
- Portman, Celia Rose Berkeley to Portsmouth, John
- Portugal, Afonso de to Post, Walter Judd
- Postan, Alexander Henry Keppel to Pott, William
- Pottenstein, Adelheid von to Potter, Thomas Bayley
- Potter, Thomas George Stuart to Poughfer, Mary
- Pougnet, Dominique Jeanne to Poulton, Xander Wylye Pakenham
- Poumirau, Claudine Thérèse to Powell, Anne
- Powell, Anne to Powell, Frederica
- Powell, Frederick to Powell, Mary
- Powell, Mary to Power and Coroghmore, 9th Baron le, co. Waterford (John)
- Power, 1st Baronet, of Kilfane, co. Kilkenny (John) to Power, Henry
- Power, Henry to Power, Penelope
- Power, Peter to Powis, Countess of (Barbara)
- Powis, Countess of (Ella Mary) to Powys, Caroline Mary
- Powys, Catherina to Powys, Yvonne Joan
- Powys-Keck, Agnes to Poyntz, Elizabeth
- Poyntz, Elizabeth to Poyntz, Nicholas
- Poyntz, Nicholas to Pragnell, Thomas Wykeham
- Prahauser, Mechtilde to Pratt, Edward Roger
- Pratt, Edward Roger to Pratt, Sarah Emily Tynte
- Pratt, Sarah Jane McElroy to Premysl, Wratislaw
- Prendegast, Gerald de to Prentice, William Francis
- Prentis, Ann to Prest, Unknown Child
- Prestage, Anna Georgina to Preston, Fanny
- Preston, Felicity Anne to Preston, Mary
- Preston, Mary to Prestwich, Thomas, 2nd Bt.
- Prestwood, 1st Viscount, of Walthamstow, co. Essex (Clement Richard) to Preußen, Friedrich Christian Ludwig Ferdinand Prinz von
- Preußen, Friedrich Christian Ludwig Prinz von to Preußen, Prinzessin von (Friederike Amalia Wilhelmine Viktoria)
- Preußen, Prinzessin von (Friederike Charlotte Ulrike Katherine) to Preysing-Lichtenegg-Moos, Veronika Gräfin von
- Prialux, Dora de Haviland to Price, D. K.
- Price, Daniel to Price, Hesther Jane Lander
- Price, Hilda Dorothy to Price, Mary Victoria
- Price, Mary Wilson to Price, Thomas Rose
- Price, Tiffany Louise to Pridden, Robert Ralph Baptist
- Priddle, Anne Phoebe to Pridmore, Shirley Irene
- Pries, Steven to Primrose, Archibald Henry Reginald
- Primrose, Archibald John, 4th Earl of Rosebery to Prince, Judy
- Prince, Julia Georgina to Pringle, Mary
- Pringle, Mary Christine to Prior, John
- Prior, John to Prittie, George Ponsonby
- Prittie, Geraldine Frances to Proby, Martyn Carysfort
- Proby, Mary to Proctor, William Consett
- Proctor-Beauchamp, Algernon to Proudlock, Vincent Jo
- Proul, Elizabeth to Pryce-Jones, Thérèse
- Pryde, Caroline to Pré, Youri Wynyad du
- Préaux, Lord de (James) to Pugh, J. Geoffrey
- Pugh, James Geoffrey Lennox to Pullan, James
- Pullan, James to Pumphrey, Michael Ernest Christopher
- Pumphrey, Nicola to Purcell, William Percival
- Purcell-Buret, Theobald John Claud to Purefoy, William
- Purey-Cust, Alice Ella to Purvis, Malcolm Steel
- Purvis, Margaret to Puxley, William
- Puygibaud, Henriette Raboteau de to Pym, Elizabeth Mary
- Pym, Elizabeth Mary to Pyne, Margaret
- Pyne, Nicholas to Quadt, Xaverius
- Quaglia, Frederica to Quayle, Margaret
- Quayle, Margaret to Quick, Theodora Ann
- Quicke, Amanda Julia to Quin, Richard
- Quin, Richard to Quinn, William David
- Quinnell, Amy to Quintal, Evon Kate
- Quintal, Faccie to Quintal, Michael
- Quintal, Michella Phoebe to Quinton, William West
- Quipp, F. E. to Rabinovitch, June Caroline Lucy
- Rabl von Böhmen, Abraham to Radcliffe, Dominic Joseph
- Radcliffe, Dorothy to Radcliffe, Ralph
- Radcliffe, Reginald Joseph Charles to Radford, Walter Buckley
- Radford-Norcop, Henrietta Grace to Radziwill, Leon-Jerome
- Radziwill, Leontyna to Rae, William, 3rd Bt.
- Rae-Fraser, Douglas to Ragland, Virginia Cary
- Ragnvaldsdottir, Ascrida to Raincock, Lucy Roynon
- Raine, Dorothy Frances Maria to Rait, John (Colonel)
- Rait, Kathleen Georgina to Ralli, Emmanuel
- Ralli, Eugenie to Ram, Jane
- Ram, Judith Evelyn to Ramsay of Dalhousie, 9th Lord (George)
- Ramsay of Glenmark, 1st Baron, co. Forfar (George) to Ramsay, Dorothy Cynthia
- Ramsay, Dorothy Shephard to Ramsay, Jane Maria
- Ramsay, Janet to Ramsay, Neis, 1st of Bamff
- Ramsay, Neryl Eileen to Ramsay-Fairfax-Lucy, William George Thomas Spencer
- Ramsay-Gibson-Maitland, Alexander Charles to Ramsden, Charles
- Ramsden, Charles to Ramsden, Robert
- Ramsden, Robert to Randall, Elsie Winifred
- Randall, Emily Lloyd to Randolph, William Frederick Herbert
- Randow, Elsie von to Rankin, John Galloway
- Rankin, John Tennant to Ranuzzi de Bianchi, Irene, Comtessa de Bianchi
- Raould, Bottemanne to Rashleigh, Frances
- Rashleigh, Frances Elizabeth to Ratcliffe, William Dymock
- Ratcliffe-Brotherton, Anne to Rattray, James
- Rattray, James of Atherston to Ravenscroft, Roger
- Ravenscroft, Sara Patricia to Rawdon, Selina Frances
- Rawdon, Sydney Herbert Nobbs to Rawlins, Walter
- Rawlins, Washington Champion to Rawson, Wyatt
- Rawson-Butler, Henry Edmund to Raymond, William Maynard
- Raymond-Barker, Agnes Mary to Razy, Jean Marie
- Razzall, Baron, of Mortlake in the London Borough of Richmond (Edward Timothy) to Read, Jason Patrick Jeremy
- Read, Jennifer Elizabeth to Reade, George Compton
- Reade, George Compton, 9th Bt. to Reader, William (Major)
- Reader-Harris, Henrietta Marguerite Jean to Reardon-Smith, Zahra Elizabeth
- Reason, Eric Frank to Reddaway, William Thomas
- Redden, Charlotte Finovola to Redgrave, Zoe Dolly Mabel
- Redhead, Arabella M. to Redpath, William of that Ilk
- Redrap, Fenella to Reed, Henry Ord
- Reed, Hilary Jane Stuart to Rees, Lincoln Noel Campbell
- Rees, Linda Maree to Reeve, Lorina
- Reeve, Louisa to Reeves, Sophia
- Reeves, Stpehen J. A. to Reid, Anthony
- Reid, Anthony Gordon to Reid, James
- Reid, James to Reid, Robert
- Reid, Robert to Reilly, Johanna
- Reilly, John to Reitman, unknown
- Reittner, Karoline Anna Rosalie Johanna to Renals, William
- Renaud, Isabelle to Rennie, Winifred Beamish
- Rennie-Strachan-Carnegie, Alan Bruce Strachan to Renton, David Kurt
- Renton, David Lockhart-Mure, Baron Renton to Repetito, Luis
- Repington, Catherine to Reuss zu Greiz, Sophie Henriette Gräfin
- Reuss zu Köstritz, Alexandrine Prinzessin to Reve, Mary
- Revedin, Alvise, Comte di San Martino to Reynell, Richard
- Reynell, Richard to Reynolds, Isabel
- Reynolds, Isabel Beatrice Carlow to Reynolds, Vincent John
- Reynolds, Violet Jane to Rhett, Sarah
- Rheuben, Abraham to Rhodes, Zachariah
- Rhodes-Maddox, Jill to Ribblesdale, Baroness (Rebecca)
- Ribbon, Florence to Rice, George Talbot
- Rice, George Talbot, 3rd Baron Dynevor of Dynevor to Rich, Deirdre Frances
- Rich, Diana to Richard, William John
- Richard-Preston, Cecilia Margaret to Richards, Jeremy
- Richards, Jessica Mary to Richards, Winifred Josephine Hilda
- Richardson of Callow, Baroness, of Callow in the County of Derbyshire (Kathleen Margaret) to Richardson, Elizabeth Fletcher
- Richardson, Elizabeth Hill to Richardson, John Lowther
- Richardson, John Luther to Richardson, Sarah
- Richardson, Sarah to Riches, Kenneth
- Richetto, Fulvio to Richmond-Watson, Zoë Isabel
- Richmund-Jones, Alix Doreen Inigo to Ricketts, Christopher
- Ricketts, Christopher Eden to Ricketts, Theresa
- Ricketts, Thomas to Riddell, Elizabeth Agnes
- Riddell, Elizabeth Carre to Riddell, Sophia Anne
- Riddell, Stuart Edward to Rider, William Henry
- Ridgate, Catherine to Ridley, Edward Keane
- Ridley, Edward Michael to Ridley, William Terence Colborne
- Ridley-Colborne, Charlotte to Rietberg, Rachel von
- Rieu-Villeneuve, Anne Clementine to Riggio, Vincent
- Riggs, Allen to Rimell, Philip
- Rimer, Grace Elsie to Rintelen, Olivia von
- Rintoul, Auriol June to Rippon, Warwick Ryall
- Ripsher, Harold Swan to Ritchie, Henry of Busbie
- Ritchie, Henry of Busbie to Ritter, René Benoit
- Ritter, Rosa Dorothea to Rivett-Carnac, Charles Forbes
- Rivett-Carnac, Charles Francis to Rix, Winifred
- Rix-Taylor, Oliviah Rhiannon to Robb, William
- Robbard, John to Roberton, John, 15th of Earnock
- Roberton, John, 9th of Earnock to Roberts, Dorothy
- Roberts, Dorothy Frances to Roberts, J. B.
- Roberts, J. Bertram to Roberts, Mary
- Roberts, Mary to Roberts, unknown daughter
- Roberts, unknown daughter to Robertson, Athol Bruce
- Robertson, Atholl Murray to Robertson, Elizabeth Emilia
- Robertson, Elizabeth Helen to Robertson, Jane Nisbet
- Robertson, Janet to Robertson, Mary
- Robertson, Mary Aline Glynne to Robertson, Violet Gwendoline
- Robertson, Violet Mary to Robins, Helen Hamilton
- Robins, Herbert to Robinson, Archibald
- Robinson, Arthur to Robinson, Eleanor
- Robinson, Eleanor Biggar to Robinson, Harold
- Robinson, Harold Claude to Robinson, John, 1st Bt.
- Robinson, John, 1st Bt. to Robinson, Mary Janet
- Robinson, Mary Jemima to Robinson, Stella
- Robinson, Stephen to Robirosa Alzaga, Magdalena
- Robison, Constance to Robson, Ysolt
- Roby, Alice Keturah to Roche, Grany
- Roche, Gwendoline Kate to Rocheforte, William de of Kill
- Rochefoucauld de Montbel, Charles Emmanuel de la to Rochfort, Jane
- Rochfort, Jane to Rockefeller, William Goodsell
- Rockel, Caroline Henriette to Roder, Stefanie Maria
- Roderbourg, Carl Hermann to Rodney, Clementina Laura
- Rodney, Constantia to Rodwell, William Hunter
- Rodwell-Evans, Kirsty to Rogaly, Susan Violet
- Rogan, Baron, of Lower Iveagh in the County of Down (Dennis Robert David) to Rogers, Henry Blanckley
- Rogers, Henry Ernest to Rogers, unknown
- Rogers, unknown to Rohan-Chabot, Louis Guy Charles Guillaume, Vicomte de Chabot
- Rohan-Chabot, Louis Meriadec de to Roland, William
- Rolf, Margaret Ruth to Rolleston, Catherine Olivia
- Rolleston, Charles to Rollo, Clare Elizabeth
- Rollo, Clement Sobieski to Rolls, Vickie Ann
- Rolnick, David Sebastian to Romanov, Elisabeta Alekseevna
- Romanov, Elizabeta Feodorovna to Romans, Sigismund of the
- Romare, Anders to Romilly, Eliza
- Romilly, Elizabeth Amelia Jane to Rooke, Thomas Matthews
- Rooke, Wallace to Roosevelt, Theodore, Jr.
- Roosmale Nepveu, Anna Maria Cornelia to Roper, Mabel
- Roper, Major Reginald Trevor to Ropner, Dominic Adam
- Ropner, Dorothea Seymour to Ros, Richard de
- Ros, Robert to Rose, Camilla Mary Sainte Croix
- Rose, Carol to Rose, Isobell
- Rose, Ivor Sainte Croix to Rose, Robert
- Rose, Robert to Rosen, Viktor Gösta Adolf von
- Rosenau, unknown daughter von to Rosnay, Vanessa Tatiana Louise de
- Rosner, Saidye to Ross, Charles
- Ross, Charles to Ross, Helen
- Ross, Helen Annette to Ross, Louisa Jane Hamilton
- Ross, Louisa Maria to Ross, unknown son
- Ross, unknown son to Rossi, Walter Kevin
- Rossie, 1st Baron, of Rossie, co. Perth (George William Fox) to Rothenburg, Mary
- Rothenbüehler, Christine to Rothschild, Edmund
- Rothschild, Edmund Leopold de to Rothwell, Mary Elizabeth
- Rothwell, Mary Jane to Round, Margaret
- Round, Marian to Rous, Mary Anne
- Rous, Mary April to Roussy de Sales, Reine Marie
- Routch, Ena Ezme to Rowan-Hamilton, Sarah Anne
- Rowan-Hamilton, Sheilah Hermione Catherine to Rowe, Joshua
- Rowe, Josiah Arthur Vivian to Rowlands, William Verner Pakenham
- Rowlandson, Ailsa Macleod to Rowley, George Guy Singleton
- Rowley, George Richard Francis to Rowley, Winifred Mary Gertrude
- Rowley-Conwy, Amy Dawn to Roxburghe, Duchess of (Mary)
- Roxby, Edmund Lally to Royds, Rachel Louisa
- Royds, Radcliffe Percy to Ruck Keene, Tania
- Ruck, Abigail to Rudin, Edmund
- Ruding, Alison Clare to Ruffner, Virginia Rosalie
- Ruffner-Little, Djinn Virginia to Ruiter, Pieter Arie de
- Ruiz Bannero, Lorenzo to Rumbold, Zoe
- Rumboll, Christopher R. to Rundle, William John Scott
- Rune, Charles Malo, Marquis de Rune to Rushout, Rebecca
- Rushout-Bowles, Caroline to Russell Vick, Zinnia Mary
- Russell, 'the white Sir William' to Russell, Caroline Alicia Diana
- Russell, Caroline Constantine to Russell, Elizabeth
- Russell, Elizabeth to Russell, Harriet Mary
- Russell, Harriet Ruth to Russell, John Dennis
- Russell, John Drummond Athelstan to Russell, Mary
- Russell, Mary to Russell, Sebastian Julius
- Russell, Selina to Russell-Stoneham, Sophie A. B.
- Russell-Walling, Colette Kathleen to Rutherfoord, Walter of Capethope
- Rutherford of Nelson, 1st Baron, of Cambridge, co. Cambridge (Ernest) to Rutherford, Thomas
- Rutherford, Thomas to Rutland, 8th Duke of (Henry John Brinsley)
- Rutland, 8th Earl of (John) to Ruxton, Helen Vernon
- Ruxton, Helena to Ryan, John J., Jr.
- Ryan, John Michael to Rycroft, Madalen Margaret
- Rycroft, Margaret to Ryder, Joan Florence Helen
- Ryder, Joan Tempé to Ryeves, William
- Rygate, Ada to Ryves, Mabella
- Ryves, Margaret Elizabeth to Sabido, Steven Scott
- Sabin, Benita to Sachsen, Christian Albert von
- Sachsen, Christian I Kurfürst von to Sachsen, Marie Josephe Caroline Eleanore Franziska Xavier
- Sachsen, Marie Josephe Prinzessin von to Sachsen-Altenburg, Prinz von (Johann)
- Sachsen-Altenburg, Prinz von (Ludwig Joseph Karl) to Sachsen-Coburg, Prinz von (Maximilian)
- Sachsen-Coburg-Eisenach, Friedrich von to Sachsen-Lauenburg, Franz I Herzog von
- Sachsen-Lauenburg, Franz I von to Sachsen-Weimar, Wilhelmine Eleanore von
- Sachsen-Weimar-Eisenach, Albrecht Wilhelm Karl Hermann Bernhard August Friedrich von to Sachsen-Wittenberg, Wilhelm von
- Sachsen-Zeitz, Caroline Amelia von to Sackville-West, William Lionel Cunliffe
- Sacripante, Marie to Saffenburg, Mathilde von
- Saffer, Sarah to Saint Alban, Viscountess (Alice)
- Saint Albans, 10th Duke of (William Ameleus Aubrey de Vere) to Saint Sauveur, Baron de (Paul Arthur Guillaume)
- Saint Sentin de Caumont, Seigneur de, in Quercy (Jean) to Sainthill, Wilmot
- Sainton, Barbara Catherine to Saldanha da Gama, Vasco de
- Saldanha de Sousa e Menezes, Maria de Jesus de to Salis, Margaretha de
- Salis, Maria Camilla de to Saller, Teresa
- Salles La Terriere, Francis James Bulmer de to Salm-Salm, Eleonore Prinzessin zu
- Salm-Salm, Eleonore Prinzessin zu to Salmon, Dorothea
- Salmon, E. Frank to Salt, Charlotte Jane
- Salt, Charlotte Lavinia Francis to Salter, Hyde
- Salter, J. to Salusbury-Trelawny, Harry Reginald
- Salusbury-Trelawny, Isabel to Salwey, unknown
- Salz, Edith to Sampson, Winnifred
- Sams, Arabella Hamilton to Samuel, Viscountess (Heather)
- Samuel, Viscountess (Rinna) to Sanasen, Urasa
- Sanborn, Terry Dee to Sandeman, Walter Albert
- Sandeman-Allen, Charles James to Sanders, Robert Massy Dawson
- Sanders, Robert Stevelly to Sanderson, John
- Sanderson, John to Sandford, Christopher
- Sandford, Constance Georgina to Sandilands, James
- Sandilands, James to Sandrez, Marcella
- Sandryk, Clementina to Sandys, Jane Maria
- Sandys, Jesse Benjamin to Sangster, William
- Sanguinetti, Charlotte Emma Georgiana to Santo Domingo Davila, unknown
- Santo Domingo Pumarejo, Julio Mario to Sargeant, Sally
- Sargeaunt, Alice Caroline to Sartoris, Vivien May
- Sartorius y Cabeza de Vaca, Vicente, 4° Marqués de Marino to Satgé, Valentin Ernest, 1st Vicomte de Saint-Jean
- Sato, Hiroko to Saunders Watson, Yasmin Liebe Georgina Shamim
- Saunders, 10th Baronet, of Newtown Gore, co. Mayo (Arthur Strange Kattendyke David Archibald) to Saunders, John Stratford
- Saunders, John W. to Saunderson, Helena Emily
- Saunderson, Henry to Savage, Darcy
- Savage, Diane to Savasta Fiore, Michele Lionello, Baron de Pactis
- Savatard, Janet to Savile, Henry
- Savile, Henry to Savill Onley, Onley
- Savill, A. T. to Savoia, Maria Francesca di
- Savoia, Maria Francisca Luisa di to Savory, Yvonne Elizabeth Diana
- Savoy, Anne to Saxe-Coburg and Gotha, Marie Alexandra Victoria, Princess of Edinburgh
- Saxe-Coburg and Gotha, Maud Charlotte Mary Victoria, Princess of the United Kingdom to Sayers, William Higley
- Sayle, Jane to Sayn-Wittgenstein-Hohenstein, Wenzel Max Erbprinz zu
- Sayn-Wittgenstein-Hohenstein-Vallendar, Concordia Gräfin zu to Scally, Patrick
- Scamell, Daphne Edith to Scaramanga, Theodore Ambrose (Major)
- Scaramanga-Ralli, Constantine to Scarlett, William James Yorke
- Scarlett-Streatsfield, Sarah Penelope to Schaffgotsch, Sidone
- Schaffgotsch, Sofia Gräfin to Schaumburg-Lippe, Otto Prinz zu
- Schaumburg-Lippe, Peter Prinz zu to Schenk von Stauffenberg, Valerie Sophie Gräfin
- Schenk von Winterstedt, Anna Magdalene to Schilizzi, Zanni
- Schill, Brigitte to Schleswig, Waldemar II Herzog von
- Schleswig-Holstein, Anna Cathrine of to Schleswig-Holstein-Sonderburg-Beck, Sophie Luise von
- Schleswig-Holstein-Sonderburg-Franzhagen, Christiane Elisabeth von to Schleswig-Holstein-Sonderburg-Glücksburg, Wilhelm Friedrich Christian Günther Albert Adolf Georg
- Schleswig-Holstein-Sonderburg-Glücksburg, Wilhelm Friedrich Herzog zu to Schmidt, Margaret
- Schmidt, Martina to Schnurbein, Stefanie Baronin von
- Schoales, Adam to Schomberg, unknown
- Schomburg-Wechselberg, Jeromia Gräfin von to Schreiber, Marion
- Schreiber, Mark Shuldham, Baron Marlesford to Schultz, William
- Schultz-Süchting, Nikolaus to Schuyler, Philip Pieterse
- Schuyt, Adelaïde Frédérique Marie Pauline to Schwarzburg-Sondershausen, Wilhelmine zu
- Schwarzchild, Jacob to Schönborn-Buchheim, Vincenz Graf von
- Schönborn-Wiesentheid, Adalbert Joseph Maria Franz August Graf von to Schönburg-Hartenstein, Lily
- Schönburg-Hartenstein, Louise to Sclater, William Patrick
- Sclater-Booth, Amy Cicely to Scot, Walter
- Scot-Skirving, Ann Margaret to Scott, 7th Baronet, of Thirlestane (Francis)
- Scott, 8th Baronet, of Great Barr, co. Stafford (Edward Arthur Dolman) to Scott, Arthur Guy Durrant
- Scott, Arthur James Brocklebank to Scott, Clover
- Scott, Colum Basil to Scott, Ellen
- Scott, Ellen Elizabeth to Scott, Henrietta
- Scott, Henrietta to Scott, Jean
- Scott, Jean to Scott, Kenneth
- Scott, Kenneth (Sir) to Scott, Mary
- Scott, Mary to Scott, Richard
- Scott, Richard to Scott, Thomas
- Scott, Thomas to Scott, William Henry
- Scott, William Hugh to Scott-Moncreiff, Ronald
- Scott-Moncrieff, Adelaide Maud to Scrimgeour, Walter
- Scrimshire, Elizabeth to Scrope, Victoria Emily Louise
- Scrope, Virginia Ann Katherine to Scudamore, Peter
- Scudamore, Philip to Seager, Zoë Leighton
- Seagram, Mary Anne Laetitia to Sealy, Winthrop Baldwin
- Seaman, Anna Maria to Seaton, William John
- Seatow, Kathrin Elizabeth to Sebright, William
- Sebrinski, Ethel to Sedgwick, Violet Margaret
- Sedley, 1st Baronet, of Southfleet, co. Kent (Charles) to Seely, Josephine Wilhelmina Philippa
- Seely, Joyce to Segrave, Stephen de
- Segrave, Stephen, 3rd Lord Segrave to Selby, Elizabeth
- Selby, Elizabeth Anne Walford to Selby-Smyth, Violet Emily
- Selby-Wright, Henry to Sellon, William Rivers
- Sellors, Hazel Margaret to Sempill, Emily Sarah
- Sempill, Franceschina to Senhouse, William John
- Senior, Agnes to Sergison, William Thomas
- Sergison-Brooke, Bertram Norman to Servaes, William Reginald
- Servantes, Marie Elise to Seton, Barbara
- Seton, Barbara to Seton, Lucy
- Seton, Lydia to Sevastopoulos, Penelope
- Sever, Alice to Sewell, unknown
- Sewell, unknown to Seymour, Blanche
- Seymour, Blanche Catherine to Seymour, Frances
- Seymour, Frances to Seymour, Joseph John
- Seymour, Joyce Eleanor to Seymour, unknown
- Seymour, unknown to Shackleton, Elizabeth
- Shackleton, Elizabeth to Shaftesbury, Mary of
- Shafto, Amanda Elizabeth to Shakespear, Henrietta
- Shakespear, Henry Davenport to Shand, James
- Shand, James to Shapland, S.
- Shapley, Olive Mary to Sharp, Ethel Adelaide
- Sharp, Ethel Maura to Sharpe, George
- Sharpe, George to Shatwell, Kirsty
- Shaughnessy, 1st Baron, of Montreal, Canada and Ashford, co. Limerick (Thomas George) to Shaw, Charles
- Shaw, Charles to Shaw, Grace Mary
- Shaw, Graham to Shaw, Julia Emma Frances
- Shaw, Julia Reid to Shaw, Robert Martin
- Shaw, Robert Martin to Shaw-Mackenzie, Vero Campbell of Tordarroch and 5th of Newhall
- Shaw-Preston, Robert Francis Hubert to Shawcross, William Tuer
- Shawe, Albinia Hester to Shedden, William George
- Shee, 1st Baronet, of Dunmore (George) to Sheffield, John Robert
- Sheffield, John Vincent to Shekleton, Richard Achmuty
- Shekleton, Robert to Shelfotd, Leonard Edmund
- Shell, Alfred to Shelley, Mary
- Shelley, Mary to Shennan, Victoria Ann
- Shenstone, Frederick William to Shepherd, Miranda Dorothy Emilia
- Shepherd, Nellie Gertrude to Sheppard, William Thomas
- Sheppee, F. F. to Sherbrooke, William
- Sherburne, 1st Baronet, of Stonyhurst, Lancashire (Nicholas) to Sheremetev, Yekaterina Aleksyeevna
- Sheremetev, Yekaterina Aleksyeevna to Sheridan, Ursula Teresa Mary
- Sheridan, Vernon Adolphus to Sherston, John Geoffrey
- Sherston, Lucinda Mary to Shewell, Rose Hilda
- Shewell, Sarah to Shiffner, Priscilla Mary Scarlett
- Shiffner, Rebecca Frances to Shipley, William Davies
- Shipley-Conwy, William to Shirley, George, 1st Bt.
- Shirley, Georgina Emily to Shishe, Rebecca
- Shishkin, Marya Ivanovna to Shoppee, Elizabeth
- Shoppee, Elizabeth to Shoppee, Sarah Howson
- Shoppee, Sarah Rebecca Collett to Shorrock, Wynefred Nancy
- Short, Alan to Shoubridge, Zara
- Shouldham, Caroline to Shuckburgh, John
- Shuckburgh, John to Shute, Mary
- Shute, Mary to Shuttleworth, William Richard Ashton
- Shuvalov, Pyotr Pavlovich (Count) to Siddeley, Muriel
- Siddeley, Nancy Mabel Mercer to Sidney, Sophia
- Sidney, Sophia Jacqueline Mary Sidney to Siklóssy von Pernesz, Stephanie Victoria Maria
- Sikora, Maria Olga to Silva-Tarouca, Joseph Graf von
- Silva-Tarouca, Karl Borromaus Graf von to Simeon, Charles Richard Barrington
- Simeon, Charlotte to Simm, Richard
- Simmelhag, Eigil Theodor to Simon of Wythenshawe, Baroness (Shena Dorothy)
- Simon, 1st Viscount, of Stackpole Elidor, co. Pembroke (John Allsebrook) to Simonds, Thomas Audley de Luze
- Simonds, Venetia M. to Simpson, Colthurst E.
- Simpson, Crystal Mary Vera Erskine to Simpson, John
- Simpson, John to Simpson, William
- Simpson, William Alexander to Sinclair, Alison
- Sinclair, Alistair Charles to Sinclair, Emilia
- Sinclair, Emilie Magdalen Louisa to Sinclair, Janet
- Sinclair, Janet to Sinclair, Margaret
- Sinclair, Margaret to Sinclair, William
- Sinclair, William to Singh, Victor Albert Jay Duleep
- Singh, Xenia Kaur to Sinçay, Marie Louise St. Paul de
- Siobladem, Charlotte Christina de to Sitwell, William
- Sitwell, William to Skeffington, Elizabeth
- Skeffington, Elizabeth to Skene, Elizabeth
- Skene, Elizabeth Diana Wolfe to Skidmore, Wilton
- Skieff, Frances Helen to Skinner, Marion
- Skinner, Marion Frances to Skipwith, Edith
- Skipwith, Edward to Skipwith, Rosemary Gwendolen
- Skipwith, Sara Anne to Skrine, Walter Vivian Douglas
- Skrondal, Christine Elizabeth to Slade, Fergusson
- Slade, Florence to Sladen, Sarah Elizabeth Lambart
- Sladen, Sarah Miranda to Slattery, Samuel
- Slaughter, Audrey to Slessor, Winifred Anne
- Slicer, Jane to Sloane-Stanley, William Hans
- Slock-Cotell, Hildegarde to Small, Helen Violet Anna
- Small, Isobel to Smart, William
- Smartt, Constance Mary Elizabeth to Smiley, Freddie William James
- Smiley, Harry Jack William to Smith, 7th Baronet, of East Stoke, co. Nottingham (Maurice)
- Smith, 7th Baronet, of Hill Hall, co. Essex (William) to Smith, Andrea Sari Victoria
- Smith, Andrew to Smith, Augustine
- Smith, Augustine Jacquelin to Smith, Catherine Vere
- Smith, Ceceilia Susanna to Smith, Constance Louisa
- Smith, Constance Maitland to Smith, Edward Heathcote
- Smith, Edward John Algernon to Smith, Elsie Edith
- Smith, Elsie May to Smith, Frances Mary
- Smith, Frances Mary to Smith, Gillian E.
- Smith, Gillian Hester to Smith, Henry of Camno
- Smith, Henry Stanley to Smith, Jane
- Smith, Jane to Smith, John
- Smith, John to Smith, Laura Elizabeth
- Smith, Laura Elizabeth Canning to Smith, Margaret Anne
- Smith, Margaret Campbell to Smith, Mary Bruce
- Smith, Mary Bryan Grace to Smith, Olivia Mason
- Smith, Ophelia Mary Crawley to Smith, Richard Orfeur Bateson
- Smith, Richard Selby to Smith, Sarah Helen
- Smith, Sarah Isabella to Smith, Thomas
- Smith, Thomas to Smith, William
- Smith, William to Smith-Carington, Richard
- Smith-Carrington, Arthur to Smithe, William Foster
- Smitheal, Dora Adell to Smyly, Mark
- Smyly, Mary to Smyth, Geraldine Lucy Isabella
- Smyth, Gerard Timothy to Smyth, Richard
- Smyth, Richard to Smythe, Emily
- Smythe, Emily Anne to Snazell, Nila Elizabeth
- Snead, Arden to Snell, Theodore Glasby
- Snell, Thomas to Snook, William
- Snopko, Catherine to Snow, Zia
- Snowball, Andrew Malcolm Burlton to Soames, Reginald
- Soames, Richard Aldwin to Solemacher, Maria Hedwig Baronin von
- Soler y Borghi, Maria Elisa (Doña) to Solms-Laubach, Georg Friedrich Graf zu
- Solms-Laubach, Gustav Graf zu to Solz, Winifred
- Solznoki-Scheftsik, Cecile to Somerset, Charles FitzRoy Maclean
- Somerset, Charles Henry to Somerset, Henry John FitzRoy, 12th Duke of Beaufort
- Somerset, Henry Plantagenet to Somerset, unknown son
- Somerset, unknown son to Somerville, Hugh
- Somerville, Hugh, 17th Lord Somerville to Somerville-Large, William Collis
- Somerville-Withers, Adrienne to Soppitt, Unknown Child
- Sopwith, Alice Mary to Sotheby, Frances
- Sotheby, Francis to Soul, William
- Soulas, Irene to Southby, Phyllis Mary
- Southby, Richard to Southwell of Castle Mattress, Viscountess (Sophia Maria Josepha)
- Southwell, 10th Baronet, of Castle Mattress, co. Limerick (Pyers Anthony Joseph) to Southwell, William
- Southwell-Sander, Bettina Myra Olivia to Spadoni, Robert John
- Spaen, Alexander Jacob Baron van to Sparks, Maria Rosa
- Sparks, Maria Tomasa Flora to Spearman, Carrie
- Spearman, Catherine Wendy Nest to Spee, Maria Gräfin von
- Spee, Maria Gräfin von to Speirs, William
- Speke, Alice to Spencer of Wormleighton, Baroness (Penelope)
- Spencer Smith, Didi E. to Spencer, Elizabeth
- Spencer, Elizabeth to Spencer, Leslie
- Spencer, Lilian to Spencer, William
- Spencer, William to Spencer-Nairn, Ursula Helen
- Spencer-Payne, Arthur Llewellyn to Spens, Ian John
- Spens, Ida Beatrice to Spensley, William
- Speransky, 1st Count (Michael) to Spicer, William Webb
- Spick, Allister Lee to Spinas, Sebastian Antone
- Spinat, Erina to Sponheim, Stephan II Graf von
- Sponheim-Kreuznach, Elisabeth Gräfin von to Sprat, Thomas
- Spratley, Ann to Spread, William Rochfort
- Spreag, Alana to Spring, Mary
- Spring, Mary to Spruntulis, Peteris
- Spruyt de Bay, Anne Penordas Mary Helen to Squarey, William
- Squery, Margaret to St. Aubyn, Guy
- St. Aubyn, Guy de to St. Clair, Henry
- St. Clair, Henry, 1st/10th Lord Sinclair to St. Clere, Thomas
- St. Croix, Aaron de to St. George, John Christopher
- St. George, John Henry to St. Hill, Rosie Amabel
- St. Hypolite, Baron de (David) to St. John, Charles William Peter
- St. John, Charlotte to St. John, Henry Paulet, 2nd Bt.
- St. John, Henry Percy to St. John, Maude
- St. John, Maureen Katherine to St. John, Œnone Mary
- St. John-Ives, Charles to St. Lawrence, Nicholas, 8th Baron Howth
- St. Lawrence, Nicola Mary Jane to St. Leger, Sylvia
- St. Leger, Sylvia Stephenson to St. Quintin, Frances
- St. Quintin, Francis Downes Hugh to Stackhouse, William
- Stackpole, unknown daughter to Stacpoole, John
- Stacpoole, John to Staff, Laura
- Staffol, unknown de to Stafford, Joan Boniface
- Stafford, Joan de to Staibano, Silvia
- Staig, David to Stallings, Jared Edward
- Stallknecht, Magdalene Elisabeth Caroline to Stamp, Marian Ellina
- Stamp, Marianna Rose to Standing, Wyndham
- Standish O'Grady, Jane Elizabeth to Stanhope of Shelford, Baroness (Catherine)
- Stanhope, 1st Baronet, of Stanwell House, co. Middlesex (Henry Edwyn) to Stanhope, Margaret
- Stanhope, Margaret to Stanley of Alderley, Baroness (Victoria Audrey Beatrice)
- Stanley of Bickerstaffe, 1st Baron, co. Lancaster (Edward) to Stanley, Edward Gower
- Stanley, Edward Henry to Stanley, Joshua John
- Stanley, Joy to Stanley, Thomas
- Stanley, Thomas to Stannus, William Trevor
- Stanser, Hannah to Staples, Bronwyn Claire
- Staples, Cameron Bruce to Stapleton, Elizabeth
- Stapleton, Elizabeth to Stapleton, Zoe Yvonne
- Stapleton-Bretherton, Agnes Mary to Starke, William
- Starker, Elizabeth to Startin, Pollyanna Knox
- Startup, Alice to Staveley, Miles
- Staveley, Nicola Anne to Steadman, Thomas
- Steains, James to Steel, Gabriel
- Steel, Georgiana to Steele, Maude Marhney
- Steele, Meryle to Steffanowski, Klaus
- Steffenelli, Anna Maria Johanna Therese to Steinig von Steinegg, Valeska Ida Maria
- Steinig von Steineggen, Johannes to Stephen, Frances Harriet
- Stephen, Frances Mary to Stephens, Nancy Audrey
- Stephens, Nathaniel to Stephenson, Lucy
- Stephenson, Lucy Claire Elaine to Sterling of Plaistow, Baron, of Pall Mall in the City of Westminster (Jeffrey Maurice)
- Sterling, Agnes Jane to Sterne, Thomson
- Sterner, Gillian Lorna to Steuart, Robert
- Steuart, Robert John Archibald to Stevens, Georgina Anne
- Stevens, Gillian Helen to Stevenson, Ann
- Stevenson, Ann to Stevenson, John
- Stevenson, John to Stevenson-Hamilton, Vivian Edgar Olmar
- Steventon, Agnes to Stewart, 3rd Baronet, of Corsewell (Alexander)
- Stewart, 3rd Baronet, of Greenock and Blackhall, co. Renfrew (Michael) to Stewart, Allan Galloway
- Stewart, Allan Winslow, 15th Chisholm of Appin to Stewart, Barbara
- Stewart, Barbara to Stewart, Christian
- Stewart, Christian to Stewart, Elizabeth
- Stewart, Elizabeth to Stewart, George Francis
- Stewart, George Henry to Stewart, Isabel
- Stewart, Isabel to Stewart, Jane
- Stewart, Jane to Stewart, John Andrew
- Stewart, John Archdale to Stewart, Louise de Bernabeu
- Stewart, Lucinda to Stewart, Marjorie Alice
- Stewart, Marjorie Ann Mary to Stewart, Olga Deirdre Moore
- Stewart, Olive to Stewart, Selina Godfray
- Stewart, Selina Ruth Helen to Stewart, Victoria Ann
- Stewart, Victoria Georgina to Stewart-Brown, Winifred Marian
- Stewart-Clark, Alan to Stewart-Richardson, William Howard
- Stewart-Roberts, Andrew Kerr to Still, Willoughby
- Stillas, Alexander to Stirling, Barbara
- Stirling, Barbara to Stirling, Jean
- Stirling, Jean to Stirling, Roderick Kenneth
- Stirling, Rory James to Stjernstedt, Erik
- Stjernsvärd, Arvid Filip to Stockdale, Helen
- Stockdale, Henry Charles Minshull to Stockley, Timothy Charles George
- Stockley-Smith, Alexander James to Stoddart, William Wellwood
- Stoddart-Scott, Alexander Lawrence Finn to Stokes, Mary Emily
- Stokes, Mary Harriet Scott to Stolberg-Stolberg, Marie-Christine Gräfin zu
- Stolberg-Stolberg, Marie-Sophie Gräfin zu to Stone, Elizabeth Noland
- Stone, Elizabeth Rae to Stonehaven, Baroness (Ethel Sydney)
- Stonehewer, Penelope to Stoney, James Johnston
- Stoney, James Johnstone to Stonhouse, Charles
- Stonhouse, Charles Frederick to Stonor, Julia Caroline
- Stonor, Julia Maria Christina Mildred to Stopford, Catherine Ann
- Stopford, Catherine Elizabeth to Stopford, Michael James Patrick
- Stopford, Michael John to Storey, Rachael Christina da Ponte
- Storey, Rebecca Sarah Minchin to Stothard, John
- Stotherd, Caroline Frances to Stourton, Catherine
- Stourton, Catherine to Stourton, Winifrede
- Stourton-Langdale, Edward Francis Joseph to Stracey, Gilbert Hardinge
- Stracey, Hardinge to Strachan, William
- Strachen, Dorothy to Strachwitz und Gross-Zauche, Wolfram Baron von
- Strachwitz von Gross-Zauche und Camminetz, Aglae Gräfin to Straileach, Duncan a
- Strain, Adelaide Ann to Strang, James
- Strang, James to Strange, John
- Strange, John to Stransom, Sarah L.
- Strasburger, Baron, of Langridge in the County of Somerset (Paul Cline) to Strathearn, William of
- Stratheden of Cupar, 1st Baroness, co. Fife (Mary Elizabeth) to Stratton, Winifred
- Straube, Frances Caroline Valentia to Streatfeild, Violet
- Streatfeild, Violet Ida to Strickland, Alice
- Strickland, Alice Christian to Strickland, Robert Nicholas
- Strickland, Roger to Stringfellow, Sarah
- Stringfellow, Sarah to Strong, William S.
- Stronge, 10th Baronet, of Tynan Abbey, co. Armagh (James Anselan Maxwell) to Stroyan, Susan Clare
- Strozzi Altoviti, Lorenzo to Strutt, Michael Geoffrey
- Strutt, Michael Henry to Stuart, Angus
- Stuart, Angus to Stuart, Douglas
- Stuart, Douglas Charles Burleigh to Stuart, Henrietta Anne
- Stuart, Henrietta Louisa to Stuart, Louisa Gambier
- Stuart, Louisa Helena to Stuart, Robert Sheffield
- Stuart, Robert Spurrell Dacre to Stuart-Hutcheson, Lindsay Alexandra
- Stuart-Jones, James to Stuart-Wortley, Marie Louise Lucienne Juiliette
- Stuart-Wortley, Mary to Stubenberg, Georg Herr und Graf von
- Stubenberg, Georg Herr und Graf von to Stuck, Grizelda Jean
- Stuckeley, Barnaby de to Studd-Trench-Gascoigne, Yvonne
- Studdard, John to Studdert, Ethel
- Studdert, Ethel Mary to Studdert, Linda Christine
- Studdert, Lindsay Austin to Studdert, Sheila
- Studdert, Sherwood John to Studholme, Nancy
- Studholme, Nancy Elisabeth Rachel to Sturges, William Henry
- Sturges-Jones, Catherine Isabel to Stuttaford, William Royden
- Stuttard, David Ashton to Style, Patience Paulina
- Style, Patricia Norah to Suckling, Kate Elizabeth
- Suckling, Louisa Ann to Sueur, Viola le
- Sufcak, Martha to Sullavan, Margaret Brooke
- Sulley, Philip to Sullivan, Rose Kathleen
- Sullivan, Sabinia to Summers, Jonathan Peter
- Summers, Judith Margaret to Sumpter, unknown
- Sumsion, Daniel to Surget, Stephen
- Surgey, David to Sussex, Wulfnoth of
- Susskind-Schwendi, Albrecht Baron von to Sutherland, Christopher John
- Sutherland, Constance to Sutherland, Mary
- Sutherland, Mary to Sutton, Alice
- Sutton, Alice to Sutton, Gladys Louise
- Sutton, Glenice Maxine to Sutton, Richard Oliver
- Sutton, Richard Vincent, 6th Bt. to Sveynsdottir, Thyra
- Sveynsson, Canute 'the Dane' to Swan, Gustavus
- Swan, Gwendoline Davies Hyde to Swansea, 4th Baronet (Richard Anthony Hussey)
- Swanson, Adelaide to Sweden, Wilhelm of
- Sweedenryck, Geertruida Constantia to Swete, William
- Swetenham, Alison Ann to Swinbourne, Thomas, Sire de Hammes
- Swinburn, Henry Robinson to Swinton, Benjamin Eli
- Swinton, Blanche Arthur Georgina to Swinton, William
- Swinton, William to Sybill, Nicholas
- Sybsay, Alice to Sykes, Alfred
- Sykes, Alice to Sykes, Joanna Lauren
- Sykes, Joby to Sykes, William Oliver
- Sykes-Wright, Barbara to Symonds, John C.
- Symonds, John Charles to Synge, Barti Arnold
- Synge, Basil to Synge, William Webb Follett
- Synnot, Amanda Mary to Széchenyi, Sylvia
- Széchényi de Sárvár-Felsövidék, Aladár Graf to Taaffe, Maria
- Taaffe, Maria Anna to Taft, William Howard
- Tafur, Tatiana to Tait, Russell
- Tait, Sarah Margaret to Talbot, Anne Meriel
- Talbot, Anne Sarah to Talbot, Ellen
- Talbot, Ellen to Talbot, John
- Talbot, John to Talbot, Nicola Mary
- Talbot, Nugent James Neill William to Talbot-Crosbie, Margaret Alice
- Talbot-Crosbie, Mary to Talso, Robert de
- Talty, Ignatius Francis to Tancred, William
- Tancred, William to Tanner, William
- Tanner, William A. to Tardif, Michele
- Tardori, Isabella to Tasker, Thomas
- Tasker-Evans, Hélène Agnes to Tate, Zouche
- Tatem, 1st Baronet (William James) to Taube, Simon Axel Robin
- Taubenheim, Graf von (Wilhelm) to Taxis Bordogna e Valnigra, William Charles
- Taxis, Lamoral, Baron di Bordogna e Valnigra to Taylor, Anne Harvey
- Taylor, Anne Phyllida to Taylor, David Churton
- Taylor, David Glen to Taylor, Florence
- Taylor, Florence Amy Beryl to Taylor, Hugh Neufville
- Taylor, Hugh William Young to Taylor, Joseph
- Taylor, Joseph to Taylor, Mary
- Taylor, Mary to Taylor, Richard Ian Griffith
- Taylor, Richard James to Taylor, Thomas, 2nd Bt.
- Taylor, Thomas, 2nd Bt. to Taylour, Rosie
- Taylour, Susan Jane to Teck, Prinzessin von (Victoria Constance Mary)
- Teck, Rupert Alexander George Augustus von to Teleki, Jane Frances
- Telfair, Gertrude May to Tempest, James
- Tempest, Jane to Temple, Edmund
- Temple, Edward to Temple, William
- Temple, William to Templetown, 5th Viscount (Henry Augustus George Mountjoy Heneage)
- Templewood, 1st Viscount, of Chelsea, co. Middlesex (Samuel John Gurney) to Tennant, Geraldine Bryde Dinah
- Tennant, Gertrude to Tenny, Samuel
- Tennyson of Aldworth, 1st Baron, co. Sussex and of Freshwater in the Isle of Wight (Alfred) to Terrell, Thomas
- Terrett, Edward to Testaferrata, unknown
- Testaferrata-Abela, Giovanni to Teye, Thomas
- Teyes, Margaret to Thain, William
- Thaing, Sheve to Theiner, Thomas
- Theining, Joanne Irene to Thesiger, Edward Osric
- Thesiger, Edward Pierson to Thicknesse, Raymond Edward
- Thicknesse, Raymond Samuel to Thoirs, Margaret
- Thois, Marquis de (Timoleon) to Thomas, Daphne Hazel
- Thomas, Darren Paul de Courcy Dutton to Thomas, Georgiana Margaret
- Thomas, Georgiana Mary to Thomas, June Gwenneth
- Thomas, Justin (Hon.) to Thomas, Perrine
- Thomas, Peter to Thomas, William
- Thomas, William to Thompson, Ann Patricia
- Thompson, Anna to Thompson, Dudley
- Thompson, E. Vaughan to Thompson, Harold
- Thompson, Harold to Thompson, Laurence
- Thompson, Laurence Mervyn to Thompson, Paul Gregory
- Thompson, Paul John to Thompson, Ursula Mary Ferdinande
- Thompson, Valerie to Thomson, Andrew
- Thomson, Andrew to Thomson, Helen Joanna
- Thomson, Helen Margaret to Thomson, Octavia
- Thomson, Olive Alice to Thoreau, Sophia
- Thoren, Brita to Thorne, Sarah Constance Pellent Nicol
- Thorne, Sharron to Thornhill, Florence Beatrice
- Thornhill, George to Thornton, Grace
- Thornton, Grace Harriet to Thornton, William Thomas
- Thornton-Berry, Letitia Marion Beryl to Thorold, Harry Octavius
- Thorold, Hayford Douglas to Thoroton-Hildyard, Thomas Blackborne
- Thorotte, Gaucher, Seigneur de Thorotte to Thorton, Tony
- Thost, Andrea-Maria to Throckmorton, Barbara Mary Winifride
- Throckmorton, Basil Charles Dalberg Acton to Thuillier, Rose Melley
- Thuillières, Karl, Count de Montjoye-Vaufrey et de la Roche to Thurlow, Nancy Katharine
- Thurlow, Nicholas to Thurn und Taxis, Wilhelmine Caroline Christiane Henriette von
- Thurn und Valsássina-Como-Vercelli, Aemiliane Gräfin von to Thurso, Viscountess (Marion Ticknor)
- Thurstan, George to Thynne, Francis Carteret
- Thynne, Francis John to Thüringen, Wilhelm III von
- Tiana, Andrea to Tickell, Violet
- Tickler, Arthur James to Tiley, William John
- Tilford, Avril Sandra Joyce to Tillotson, William Frederick
- Tilly, Alfred to Tincler, Louise
- Tindal, Acton to Tinning, Thomas
- Tinné, Anne Willoughby to Tirol, Sigismund Franz von
- Tirotti, Allegra to Tobin, William Andrew
- Tobitt, Leslie Charles to Todd, Oliver James Andrew
- Todd, Patrick to Toler, Thomas Clayton
- Toler-Aylward, Ada Jillian to Tollemache, Geoffrey Thomas
- Tollemache, George to Tollemache, Æthel
- Tollemache-Tollemache, Alastair Murray Saxon to Tomczyk, Stanislawa Janina
- Tome, Christina to Tomlinson, Rosemarie
- Tomlinson, Routh to Tonnelier de Breteuil, Pauline le
- Tonnerre, Comte de (Guillaume II) to Tope, Winifred Sophia
- Toperczer, Claudia Marieliese to Torlonia, Paolo dei duchi
- Torlonia, Philippa to Torrington, Viscountess (Susan Honour)
- Torry Anderson, Alexander Penrose to Tottenham, George William Loftus
- Tottenham, Georgina to Touchet-Jesson, Thomas Touchet
- Toucy, Emma de to Tovey, Winifred
- Tovey-Cozens, Alice Mary to Towneley, Cosima Cecilia
- Towneley, Cuthbert William A. to Townsend, Alicia
- Townsend, Alicia to Townsend, Elizabeth
- Townsend, Elizabeth to Townsend, Ivry Cordelia
- Townsend, J. J. to Townsend, Mary
- Townsend, Mary to Townsend, Thomasine
- Townsend, Thomasine Isabella to Townshend, Debby
- Townshend, Denise Kaye to Townshend, Mary Margaret
- Townshend, Mary Mina to Toyne Sewell, Timothy Patrick
- Toyne, Jane to Tracy-Keck, Susan
- Tradigal, Margaret to Trafford, Mary
- Trafford, Mary Annette de to Traill, Elizabeth Catherine
- Traill, Ella Frances to Trappes, Thomas Byrnand
- Trappes-Byrnand, Francis G. to Travers, Elizabeth
- Travers, Elizabeth to Treadwell, William Patrick John
- Treanor, Bronwen to Trefgarne, William David Garro
- Trefold, Lucy to Treharne, Thomas
- Trehawke, Alice to Tremain, Sally May
- Tremaine, Elizabeth to Trench, Charles
- Trench, Charles to Trench, Harriet
- Trench, Harriet Anne to Trench, Myrtle Sheila
- Trench, Nadine to Trenchard, Henry Montague
- Trenchard, Hester Amelia to Trethewie, Sally L.
- Trethewy, Anne to Trevelyan, George, 1st Bt.
- Trevelyan, George, 3rd Bt. to Trevelyan, Willoughby John, 9th Bt.
- Trevelyan, Wilmot to Trevor, Stephen Lloyd
- Trevor, Susan to Tribe, Susan Elizabeth
- Tribe, unknown to Triossi, Uff Raniero
- Trip, Abrahamina Johanna to Tritton, Ewell
- Tritton, Felix Michael Courtenay to Trollope, Anne Elizabeth
- Trollope, Anne Mary Theresa to Trollope, Winifred Jessie
- Trolove, Gwyndoline Reay to Trotter, Iris Julia
- Trotter, Isabella to Troubridge, Violet Elizabeth Emily
- Troughear, Leonard to Trower, Zara Rose Catherine
- Troy, Fran to Truman, William Thomas
- Trumble, Anthony to Tryon, Henry Robert
- Tryon, Henry William to Tuchet, William
- Tuchkov, Irina Ivanovna to Tucker, George (Reverend)
- Tucker, George Dean Raffles to Tucker, Suzanne
- Tucker, Sydney to Tudur, Robert Fychan ap
- Tudway Quilter, David Cuthbert to Tufton, George Richard
- Tufton, George William Anthony, 5th Baron Hothfield of Hothfield to Tuite, William
- Tuke, Brian to Tulloch, William (Captain)
- Tullock, Elizabeth to Tupper, Æmelius de Vic
- Tupper-Carey, Albert Darell to Turle, Robert
- Turley, Alexandra Sarah to Turnbull, William Peveril
- Turner Irton, Alice E. to Turner, David
- Turner, David Conway to Turner, Hannah
- Turner, Harley to Turner, Kathleen May Graham
- Turner, Katrina to Turner, Reginald
- Turner, Reginald Bingham to Turner, Winifred Lucy
- Turner, Winifred Mabel to Turnour, Maria Emilie
- Turnour, Marianne to Turvey, Thomas
- Turvile, Barbara to Tuyll van Serooskerken, Willem René Baron van
- Tuzinkiewicz, Hermione Mary Josephine to Tweedsmuir, Baroness (Susan Charlotte)
- Tweedy, Amy Grace to Twigg, William George
- Twigge, Elin V. to Twisleton, William Thomas
- Twisleton-Fiennes, Gregory William to Twiss, Winifred Mary
- Twist, Alexandra Jane to Twysden, William, 5th Bt.
- Twysden, William, 6th Bt. to Tyler, John
- Tyler, John to Tyndale-Biscoe, Joan
- Tyndale-Biscoe, John Annesley to Tyrell-Kenyon, Vanessa Zoe
- Tyrell-Smith, Marion to Tyrrell, William
- Tyrrell, William to Tyrwhitt-Drake, Joyce
- Tyrwhitt-Drake, Julia Diana to Törring-Jettenbach, Sophie Maria Antonia Eleonore zu
- Török de Szendrö, C. to Ujlaki, Sarolta
- Ulch, A. to Umansky, Sophia
- Umbriano del Precetto, Prince d' (Jean) to Underwood, Thomas
- Underwood, Thomas to United Kingdom, William of the
- United Provinces of the Netherlands, Frederick of the to Upjohn, Winifred
- Uplanders, Jarl of the (Eystein 'the Noisy') to Urach, Marie Gabrielle Prinzessin von
- Urach, Marie Gabrielle Prinzessin von to Urquhart, Francis Fortescue of Braelangwell
- Urquhart, Francis Gregor to Ursel, Wolfrgang Guillaume Joseph Léonard Vital 3rd Hertog van
- Ursewick, Ellen to Usher, Thomas Clive
- Usher, Thomas Leslie to Ussher, Isabella Mary Grant
- Ussher, James to Ussher, William
- Ussher, William to Vajda, Nicholas John
- Val Oliola, Markgraf von (Douglas) to Valera, Terry
- Valera, Toirleach de to Valois, Mabile de
- Valois, Madeleine de to Van Grieken, Leonora J. H.
- Van Gryskerken, Henry to Vanden-Bempde-Johnstone, Louisa Augusta
- Vanden-Bempde-Johnstone, Louisa Maria to Vane, Frances
- Vane, Frances to Vanerdauky, Tillas
- Vanergriff, Dav to Vans Agnew, Robert
- Vans Agnew, Robert of Barnbarroch and Sheuchan to Varcoe, Xan John Felix
- Vardis, Theodora to Vassall, Spencer Thomas
- Vassallo, Josephine to Vaughan, Dorothy
- Vaughan, Dorothy to Vaughan, Mallet
- Vaughan, Mallet to Vaughan-Morgan, Kenyon Pascoe
- Vaughan-Owen, John (Dr.) to Vaux, William
- Vaux, William to Vavasour, Penelope
- Vavasour, Penelope Joanne to Veitch, Nichola
- Veitch, Patricia Alexandra to Venables, Yvonne Valerie
- Venables-Bertie, Montagu to Venning, Walter King
- Venningen, Jane Elizabeth de to Verdugo y Sanmartin, Francisco de
- Verdun, 1st Lord (Theobald) to Vere, Robert de
- Vere, Robert de to Vereker, Kathleen Sybil
- Vereker, Kim to Vermaesen, Mechtelt
- Vermandois, Adelaide to Verner, Willoughby Cole
- Verner-Taylor, Linda Margaret to Verney, Zoë Auriel
- Verney-Cave, Adrian Verney, 6th Lord Braye to Vernon, Greville Edward Mervyn
- Vernon, Greville Richard to Vernon, Richard
- Vernon, Richard Bagnall to Vernon-Powell, Caroline
- Vernon-Wentworth, Augusta Frederica Louisa to Vesey, Anne Julia
- Vesey, Anne Phoebe to Vesey, Zara
- Vesey-Fitzgerald, Catherine Geraldine to Veuille, Merelina Isabelle de
- Veulle, Blanche Isabella Pauline de to Vickers, Zilar
- Vickery, Annette Pamela to Vignon, Xavier
- Vignory, Wauthier de to Villaverde, Marquess de (Maria del Carmen)
- Villaviciosa, Marquesa de (Maria del Carmen) to Villiers, Charlotte Mairi
- Villiers, Christina de to Villiers, Katherine
- Villiers, Katherine to Villiers-Smith, Timothy Francis
- Villiers-Stuart, Angus Theodore to Vincent, Francis William George
- Vincent, Francis, 10th Bt. to Vind, Suzanne
- Vine, Anita Oonah to Virling, Juana
- Virneburg, Anna von to Vitre, Hawise de
- Vitri, Eleanor de to Vivian, Michael Hugh
- Vivian, Minna Frances to Vlieger, Frits
- Vlieland, Charles Archibald to Vollmar auf Veltheim, Victoria Lilian Roden von
- Vollon, Barbara Mary to Voyce, Rosemary
- Voyeikov, Marfa Gavrilovna to Vyvyan, Edith Frances Grey
- Vyvyan, Edith Madeline to Vyvyan-Robinson, Fairy
- Vyvyan-Robinson, Florence to Waddell, W.
- Waddilove, Ann Hope to Wade, Frances
- Wade, Frances Elizabeth to Wade-Gery, Rosemary Elinor Dorothy
- Wade-Palmer, Aubrey Nugent to Wagner, Ian Gordon
- Wagner, J. M. to Wainright, Elsie
- Wainwright, Adelaide Beryl to Wake, Christopher
- Wake, Christopher Edward to Wake, unknown wife
- Wake, Urania Catharine Camilla to Wakefield, Maria Priscilla
- Wakefield, Marian Alice to Wakely, William Harold
- Wakelyn, Elizabeth to Waldburg zu Wolfegg und Waldsee, Marie Anna Walburga Antonia Elisabetha Bona Theresia Gräfin von
- Waldburg zu Wolfegg und Waldsee, Marie Henrietta Walburga Gräfin von to Waldeck und Pyrmont, Johann Prinz zu
- Waldeck und Pyrmont, Johanna Prinzessin zu to Waldegrave, Frederick Arthur
- Waldegrave, Gabrielle Sophia Annette to Waldenburg, Siegfried von
- Waldenburg, Susanne von to Waldstein-Wartenberg, Wenzel Graf von
- Waldstein-Wartenberg-Forni, Juliane Gräfin von to Walford, Grace Edith
- Walford, Helen to Walker, Andrew James
- Walker, Andrew John to Walker, Dorothy Hyacinthe
- Walker, Dorothy Judith Gonville to Walker, Gerald
- Walker, Geraldine Elizabeth May to Walker, John
- Walker, John to Walker, Maude
- Walker, Max John Mungo to Walker, Shirley Dorothy
- Walker, Silvia Mary to Walker-Munro, Thomas Malcolm
- Walker-Myln, Hercules to Wall, Michael Edward St. Quintin
- Wall, Millicent to Wallace, Graeme Roper
- Wallace, Grizell to Wallace, Mary Margaret
- Wallace, Matilda Catherine Frances Ritchie to Wallburg, Marie
- Walle, Alken to Waller, Elizabeth
- Waller, Elizabeth to Waller, Marjorie
- Waller, Marjorie Gladys to Waller, Winifrid Roberta
- Waller-Bridge, Cyprian Chandos Richard Waller to Wallis, Sophie
- Wallis, Spencer Robert to Walls, Sofia
- Wallscourt, 1st Baron of, of Ardfry, co. Galway (Joseph Henry) to Walpole, Henrietta Elizabeth
- Walpole, Henry to Walrond, Elizabeth Katharine
- Walrond, Elizabeth Monica Astley to Walsh, Eugenia Maria Locks
- Walsh, Eunice Mary to Walsh, unknown daughter
- Walsh, unknown daughter to Walter, Elizabeth Anne
- Walter, Ellen Mary to Walters, Guy Edward Barham
- Walters, Harriet to Walton, John, Jr.
- Walton, Joseph Arthur to Wang, Xiao Fen
- Wangen von Geroldseck, Hubert von to Warburton, Peter
- Warburton, Peter to Ward, Arabella Louise Crosbie
- Ward, Archibald Rupert William to Ward, Eileen Patricia
- Ward, Eldrith Janet to Ward, Hugh
- Ward, Hugh to Ward, Margaret de la
- Ward, Margaret Denyse to Ward, Ronald Thomas
- Ward, Rosaleen Mary to Ward-Boughton-Leigh, Emma Adeline Leigh Boughton
- Ward-Boughton-Leigh, Ethel Blanche to Wardell, Serena Mary
- Wardell, Sophie Helen Mary to Wardlaw, Margaret Brigham
- Wardlaw, Margaret Jane Wallace to Ware, Robert
- Ware, Robert to Waring, Mary
- Waring, Mary Anne to Warner, Augustine
- Warner, Barbara to Warner, Weston
- Warner, Wilfred Edmund to Warren, Alice Grace
- Warren, Alice Lily to Warren, Elizabeth Monteith
- Warren, Elizabeth Sarah Emily to Warren, Louisa Emily Isabella
- Warren, Louisa Grace to Warren, T.
- Warren, Terry Alfred to Warrington, Thomas
- Warrington, Thomas (Dr.) to Warwick, Julian
- Warwick, Marion to Washington, Warner
- Washington, Warner to Wassmann, Friederike-Christiane
- Wasson, Clara to Waterlow, Camilla Dudley
- Waterlow, Caroline Elizabeth to Waters, Susan Gladys
- Waters, T. to Watkins, John Francis Elton
- Watkins, John R. J. to Watney, William Herbert
- Watral, Ann Ellen to Watson, Christine Ann
- Watson, Christine Marjorie to Watson, Frederick William
- Watson, G. to Watson, John Farsyde
- Watson, John Harrison to Watson, Mary Geraldine
- Watson, Mary Grace to Watson, Susan
- Watson, Susan Brenda to Watson-Smyth, Monica A. M.
- Watson-Taylor, Anna Louisa to Watt, Susan Mary
- Watt, Susan Myrtle to Watts, Elizabeth J.
- Watts, Ellen to Watts-Russell, Tabitha Rose
- Wattson, Robert to Waugh, Gilbert
- Waugh, Gilbert to Way, Sophia
- Way, Stephen Henry to Weatherall, William Bertram
- Weatherby, Andrew Christopher to Webb, Anna
- Webb, Anna Maria to Webb, John
- Webb, John to Webb, Winifred Marion
- Webb-Bowen, Angela to Weber, William Hermann Frank
- Webley, Flora Mary to Webster, Rhona
- Webster, Richard to Wedderburn, Christian
- Wedderburn, Christian to Wedderburn-Bethune, Ruth Eleanor
- Wedderburn-Colvile, Andrew to Wedgwood, John
- Wedgwood, John to Weedon, Susan Isobel
- Weeds, Allan Arthur to Weigall, William Ernest George Archibald, 1st and last Bt.
- Weigand, Christine A. to Weir, Janet
- Weir, Janet Laing to Welborne, Joan
- Welbourne, Cyril Ashley to Welby-Everard, Louisa Gresley Wake
- Welby-Everard, Marie to Weld, Charlotte Mary
- Weld, Christina Maria to Weldon, Arthur Steuart
- Weldon, Aurea Elizabeth to Wellby, Stanley
- Wellcome, Gwendolyn Maud Syrie to Wellesley, Emily Ann Charlotte
- Wellesley, Emily Grace to Wellesley-Pole, William, 3rd Earl of Mornington
- Wellesley-Wesley, Averil Margaret Mary to Wells, Frances Jane
- Wells, Frances Mary to Wells, Thomas Arthur
- Wells, Thomas Capper to Welsh, P. W.
- Welsh, Pamela Joan to Wemyss, Helen
- Wemyss, Helen to Wendell, Serena Solitaire
- Wenden, Alexis Louis de to Wentworth, Elizabeth
- Wentworth, Elizabeth to Wentworth-Stanley, Wilbur James
- Wentworth-Wood, Alexander to Weryha-Wysoczanski, Wladimir Ritter von
- Weschke, Karl Martin to West, Catherine
- West, Catherine Celinda Leopoldine to West, Harriett
- West, Harriett Sarah to West, Rediviva Maxwell
- West, Reginald to Westarp, Ludwig von
- Westarp, Ludwig von to Westenra, Margaret Cecilia Sullivan
- Westenra, Mary to Westland, William
- Westley, Hazel Dorothy to Westmorland, John
- Westmorland, Jonathan to Weston, Miriam
- Weston, Mitchell Purcell to Westropp, Cecilia
- Westropp, Cecilia to Westropp, Mary Breward
- Westropp, Mary Charlotte to Westwood, William, 2nd Baron Westwood
- Wesz, Paula to Wettin, Johann August
- Wettin, Johann August II to Whalley, Mary
- Whalley, Mary to Wharton, William FitzWilliam
- Wharton-Duff, Sophia Henrietta to Wheatley, Tracey
- Wheatley, unknown to Wheeler, Kathleen Beverly
- Wheeler, Kenneth to Wheler, Catherine Maria
- Wheler, Charles to Whetstone, William Frederick
- Whettall, Mary to Whiston, William Waller
- Whit, Charity to Whitaker, Shervie Ann Lander
- Whitaker, Sophie Alexandra Mary to Whitcombe, Tudor
- White of Hull, Baron, of Hull in the County of Humberside (Vincent Gordon Lindsey) to White, Charles
- White, Charles to White, Flora Brookbank
- White, Florence to White, James Grove
- White, James Grove to White, Margaret
- White, Margaret to White, R. A.
- White, R. D. to White, Thomas Astley Woollaston, 5th Bt.
- White, Thomas Charles Ramsay to Whitefoord, Margaret Dalrymple
- Whitefoord, Maria to Whitehead, Nora Mary
- Whitehead, Norman Stanley to Whiteley, Winifred Maud
- Whitelock, Agnes to Whitford, Walter
- Whitford-Hawkey, E. H. to Whitman, Tania
- Whitmey, Esther Sarah to Whitmore, William Walter
- Whitmore, William, 2nd Bt. to Whittaker, Louis
- Whittaker, Louise Jacinth to Whittome, Vanessa
- Whitton, Enid Dorothy to Whorwood, Mary
- Whorwood, Owen to Whytehead, William Wastell
- Whytelaw, Margaret to Wickham, Williamson
- Wickin, Annabella Edith to Widt, Thorwald Harold
- Widville, Margaret to Wiener, Sebastian Edward Zebedee
- Wienholt, Edward to Wiggett Chute, William Lyde
- Wiggett, Albert to Wightley, Steven Robert
- Wightman, Alan Craig to Wigram, Constance Emma Letitia
- Wigram, Constance Maitland to Wigram, Michael Lewis
- Wigram, Michele Anne to Wilberforce, Yvette Marie
- Wilberforce-Bell, Daphne to Wilcox, William B.
- Wilczek, Elisabeth Gräfin von to Wilde, William, 1st Bt.
- Wildenberg, Philipp I Graf von to Wilford, Victoria
- Wilfred, Blith to Wilkins, James
- Wilkins, Jane Louisa to Wilkinson, Frank
- Wilkinson, Freda Dorothy to Wilkinson, Surtees
- Wilkinson, Susan J. to Willbery, Brenda Mary
- Willbourne, Caroline C. to William, Yvonne Jacoba
- William-Hume-Williams, Ellis, 1st Bt. to Williams, Anne
- Williams, Anne to Williams, Charles Othniel
- Williams, Charles Platt to Williams, Eleanor Ruth
- Williams, Eleanor Sarah Joy to Williams, Frederick Law, 7th Bt.
- Williams, Frederick Lloyd to Williams, Isaac Lloyd
- Williams, Isabel Christiana to Williams, Joshua John Ralph
- Williams, Joshua Strange to Williams, Mary
- Williams, Mary to Williams, Pauline
- Williams, Pauline to Williams, Sarah Theresa Ceridwen
- Williams, Saunders Alexander to Williams, Wendy Adele Marguerite
- Williams, Wendy Amelia to Williams-Freeman, Vivien Rosalind
- Williams-Freeman, William Peere to Williamson, Dorothy
- Williamson, E. to Williamson, Richard E.
- Williamson, Robert to Willink, Jacob
- Willink, James Christopher to Willis, Julia
- Willis, Karen to Willoughby de Broke, 9th Baron (Greville)
- Willoughby de Eresby, 10th Lord (Christopher) to Willoughby, Emma
- Willoughby, Emma Coralie Sarah to Willoughby, Robert
- Willoughby, Robert to Wills, Elizabeth Penelope Melville
- Wills, Ella Marian to Wills, Ruth Violet Mary
- Wills, Samantha René to Wilmer, William
- Wilmerding, Helen Cutting to Wilmot, Richard
- Wilmot, Richard to Wilson, 5th Baronet, of Eshton Hall, co. York (Mathew Martin)
- Wilson, 6th Baronet, of East Borne, Sussex (Thomas Spencer) to Wilson, Barbara Kathleen Addison
- Wilson, Barbara Mary to Wilson, David
- Wilson, David to Wilson, Ellen
- Wilson, Ellen to Wilson, Grace Graham
- Wilson, Grace Helen to Wilson, James William
- Wilson, James William Douglas of Airdrie, 5th Bt. to Wilson, June Patricia
- Wilson, June Valerie Fairbairn to Wilson, Mary
- Wilson, Mary to Wilson, Paul
- Wilson, Paul Norman, Baron Wilson of High Wray to Wilson, Sarah Jane
- Wilson, Sarah Jane Margaret to Wilson, William
- Wilson, William to Wiltshire, Reginald
- Wiltshire, Reuben to Winchilsea, Countess of (Shirley)
- Winchurch, Enoch to Windham, William George
- Windham-Ashe, Joseph to Windle, Vincent
- Windleborn, Andrew Mark to Windsor, Ursula
- Windsor, Ursula to Wingate, William Warburton
- Wingfield Digby, Alexander Osborne to Wingfield, George John
- Wingfield, George Talbot to Wingfield, unknown daughter
- Wingfield, unknown daughter to Winn, Henrietta Sophia Alexandra
- Winn, Henry Charles Knowlton to Winnington-Ingram, David Robert
- Winnington-Ingram, Dawn Marlyn to Winsloe, Richard Herbert Somers
- Winslow, Anna Eliza to Winter, William Thomas Edward
- Winter-Evans, Charlotte to Winton, Flora Jane K. de
- Winton, Frances Caroline de to Wise, Henry Christopher
- Wise, Henry Edward Disbrowe to Wiseman, Simon Pierce
- Wiseman, Susan to Withers, Laetitia
- Withers, Lesley to Wittelsbach, Maximilian I
- Wittelsbach, Maximilian IV (I) Joseph to Wodehouse, Blanche
- Wodehouse, Campbell to Wodehouse, Paloma Carin
- Wodehouse, Pandora to Wolfe Murray, Zofia Cecilia
- Wolfe, A. to Wolff Metternich zur Gracht, Theresia Gräfin
- Wolff Metternich zur Gracht, Ulrike to Wollaston, Josette Eliza Jane
- Wollaston, Judith to Wolseley, Cadwallader Brooke
- Wolseley, Capel to Wolseley, Olivia Rose
- Wolseley, Pamela Violette Barry Power to Wolzogen und Neuhaus, Wolff Baron von
- Wolzogen, Agnes Emilie Mathilde Gisela to Wontner, Rachel Margaret
- Wontner, Rebecca to Wood, Arthur Thorley
- Wood, Arthur Vivian to Wood, Elizabeth
- Wood, Elizabeth to Wood, Harriet Clara
- Wood, Harriett to Wood, Joseph Carter
- Wood, Joseph Carter to Wood, Milton Campbell
- Wood, Minna to Wood, Sylvia May
- Wood, T. R. to Woodard, William Henry F.
- Woodberry, Bonnie Dawn to Woodford, William de
- Woodforde, Anne Oliver to Woodhouse, Mary Jane Stormont
- Woodhouse, Mary Lateward to Woodroffe, Ruth
- Woodroffe, Simon to Woods, Nicola Clare
- Woods, Noni to Woodward, Katherine Mary
- Woodward, Katherine Matilda Rose to Woolf, Wendy
- Woolfall, Clarissa Alice to Woolmer of Leeds, Baroness (Janice)
- Woolmer, C. E. Shirley to Worcester, 7th Earl of (Henry)
- Worcester, 7th Marquess of (Henry) to Workman, Robert
- Workman, Robert to Worship, William
- Worsley, 1st Baron, of Appuldurcombe, in the Isle of Wight (Charles) to Worsley, Mary
- Worsley, Mary to Worthington, David Frank
- Worthington, David William Greville to Wotherspoon, William
- Wotton of Marley, 1st Baron, co. Kent (Edward) to Wray, Christopher
- Wray, Christopher to Wren, Winifred Moultrie
- Wren-Hoskyns, Anna Fane to Wrey, William, 2nd Bt.
- Wreye, Joan to Wright, David
- Wright, David to Wright, Harriet
- Wright, Harriet to Wright, Kathleen
- Wright, Kathleen Margaret to Wright, Peter S.
- Wright, Petronella Kate de Montmorency to Wright, W. C.
- Wright, W. Matvyn to Wrigley, Wynsley Keith
- Wrinch, Alfred to Wrottesley, Henry
- Wrottesley, Henry to Wurmbrand-Stuppach, Paul Graf von
- Wurster, Elizabeth to Wyatt, Myles Dermod Norris
- Wyatt, Nancy Valerie to Wyke, unknown
- Wykeham, Adela Emily to Wylie, Eva
- Wylie, Evelyn to Wyndham, Charlotte
- Wyndham, Charlotte to Wyndham, Robert Alexander (Reverend)
- Wyndham, Ruth Constance to Wynn, Henry
- Wynn, Hugh to Wynne, Ida Marcella
- Wynne, James to Wyper, Mary
- Wypychowska, Stanislawa to Württemberg, Franz Paul Karl Ludwig Alexander von
- Württemberg, Franziska Therese von to Württemberg-Stuttgart, Sophie Luise von
- Württemberg-Urach, Elisabeth von to Yarburgh, unknown daughter
- Yarburgh-Bateson, Ann Katharine de to Yarrow, William George
- Yarto y Diez de Sollano, Josefa to Ybarra y Hidalgo, Emilia
- Ybelin, Alice d' to Yelverton, Augustus Barrymore
- Yelverton, Avon Barry to Yerburgh, Constance
- Yerburgh, David Savile to Yolland, William
- Yon, Errol to York, Donna
- York, Duchess of (Anne) to Yorke, Jane Louise
- Yorke, Jean Anne to Youdale, William John Hindmoor
- Youell, Alice Carbery to Young, Belton
- Young, Ben to Young, Dorothy Joan Baring
- Young, Dorothy Madeleine to Young, George Peregrine, 5th Bt.
- Young, George Ramsay Craik to Young, Jean Florence Helen
- Young, Jean Marie to Young, Margaret Florence
- Young, Margaret Helen to Young, Ralph Rolland
- Young, Ramsay to Young, Vera Muriel
- Young, Verna Carlene Deborah to Younger, Grize
- Younger, Grizel to Younghusband, Wilson
- Youngman, Alexandra to Yue, Hannah Louise
- Yugoslavia, Alexander I of to Zalokostas, Christos
- Zaman, Charles to Zateslo, Michael
- Zatloukal, Ione Mavinia Margaret to Zevenbergen, Tamara Georgia
- Zeyfert, Aileen Mary Violet to Zileri, Pietro
- Zileri, Roberto to Zollern, Wilburg von
- Zollern-Hohenberg, Eufemie von to Zuil, Jane
- Zuilecom, Blanche Josephine van to Zweibrücken-Birkenfeld, Pfalzgräfin von (Karoline Henriette Christina Louisa)
- Zweibrücken-Bitsch, Elisabeth Gräfin von to Österreich, Erzherzog
- Österreich, Erzherzog to Österreich, Erzherzogin von (Elisabeth)
- Österreich, Erzherzogin von (Elizabeth Franziska Maria) to Österreich, Isabella Erzherzogin von
- Österreich, Isabella Erzherzogin von to Österreich, Marie Antonie Josephe Johanna
- Österreich, Marie Caroline Ernestine Antonie Johanna Josephe to Üxküll-Gyllenband, Caroline Gräfin von