- 'tHoen, Andrée to (?), Alice
- (?), Alice to (?), Anne
- (?), Anne to (?), Beorhtwulf, King of Mercia
- (?), Beorn , Earl of Danish Marcia to (?), Cenferth
- (?), Cenfus to (?), David
- (?), David to (?), Edith
- (?), Edith to (?), Elizabeth
- (?), Elizabeth to (?), Erlend, Jarl of Orkney
- (?), Ermengarde to (?), Frithuwulf
- (?), Frode to (?), Gwen
- (?), Gwendoline to (?), Hugh III, King of Cyprus
- (?), Hugh IV, King of Cyprus to (?), Jane
- (?), Jane to (?), Jonet
- (?), Josceline to (?), Line of Buccleugh
- (?), Lisa to (?), Margaret
- (?), Margaret to (?), Martha
- (?), Martha to (?), Mary Elizabeth Amy
- (?), Mary Ellen to (?), Nina
- (?), Ninnid to (?), Prudence
- (?), Prudence to (?), Sancho 'the Fat'
- (?), Sancho I, Rey de Aragón y Navarre to (?), Stephen II Henry, Comte de Blois
- (?), Stephen II, Comte de Champagne to (?), unknown
- (?), unknown to (?), unknown wife
- (?), unknown wife to (?), Vicki Ann
- (?), Victoria to (?), Æðelstan
- (?), Æðelswyð to Abbott, Elizabeth Mary
- Abbott, Elizabeth Maud to Abbottsmith, William Lee
- Abdelnour, Georges to Aben, Irma
- Abendenon, Jan Berend to Abercromby, Mary
- Abercromby, Mary to Abernethy, William, 5th Lord Saltoun of Abernethy
- Abernethy, William, 7th of Saltoun to Acciaiuoli, Lapa
- Acclome, Elizabeth to Acklom, Richard
- Ackner, Baron, of Sutton in the County of West Sussex (Desmond James Conrad) to Acland, Henrietta Anne
- Acland, Henry Dyke to Acland, Wroth Palmer
- Acland-Hood, 3rd Baronet (Robert) to Acton, Mary Marguerite
- Acton, Mary Olivia Barrington to Adair, William Robert
- Adam, 1st Lord ap (John) to Adams, Boyd Melvyn
- Adams, Braden Wayne to Adams, George
- Adams, George to Adams, Lorraine
- Adams, Louisa Anne to Adams, Seymour
- Adams, Shannon Boyd to Adamson, Vera Marie
- Adamson, Victor Raymond to Addey, William Fielding
- Addie, Dorothy Evelyn to Addyman, Thomas
- Ade, Doreen Ellen to Adye, Winifreda Jane
- Aebi, Joanna to Agar-Ellis, Patricia Mary
- Agar-Robartes, Arthur Victor, 8th Viscount Clifden of Gowran to Agnew, Charles Edward Moloney
- Agnew, Charles Eric Andrew to Agnew, Jane
- Agnew, Jane Garnet to Agnew, Robert Wauchope
- Agnew, Robert, 3rd of Howlish Hall to Aherne, William de Lacey
- Ahier, Anne to Ainslie, Robert
- Ainslie, Robert Sharp, 1st Bt. to Aitcheson, Matthew
- Aitchinson, A. to Aitken, Winifred Pansy
- Aitkenhead, Andrew to Alanbrooke, Viscountess (Benita Blanche)
- Aland, Grace to Albu, Walter George
- Albuquerque, Beltran Alfonso de to Aldeburgh, William, 2nd Lord Aldeburgh
- Aldenburg, Anton II Graf von to Aldridge, Wendy Rose
- Aldworth, Adelaide Louisa to Alexander, Alexander
- Alexander, Alexander to Alexander, Douglas, 1st Bt.
- Alexander, Douglas, 3rd Bt. to Alexander, James Brace
- Alexander, James Caledon to Alexander, Mary Beatrice
- Alexander, Mary Bethea Isabel to Alexander, Victoria Alice
- Alexander, Violet Lucy to Alington, unknown
- Alington, unknown to Allegro, Sybil Eileen
- Allemand, Louisa to Allen, David Wanric
- Allen, Dean to Allen, Hubert
- Allen, Hubert John Brooke to Allen, Marcus
- Allen, Margaret to Allen, Sarah
- Allen, Sarah Agnes to Allendesalazar y Travesedo, Maria de los Desamparados
- Allendin, Clarence Arthur to Allhusen, Wilton
- Alli, Baron, of Norbury in the London Borough of Croydon (Waheed) to Allsopp, Michael Edward Ranulph
- Allsopp, Mildred Georgiana Ashley to Alston, Elizabeth Stanwix
- Alston, Emily Henrietta Dorothy Cecil to Altenburg, Prinzessin von (Maria Katherine)
- Altenburg, Prinzessin von (Maria Valerie) to Alvarez-Buylla y Munoz, Maria Eulalia
- Alvarez-Molyneux, Josephine Maria Ruth to Ambrose, William
- Ambrozewicz, Halina Anna to Amherst, William Pitt, 2nd Earl Amherst of Arracan
- Amhurst, George to Amyand, Mary
- Amyas, Catherine to and present Baronet, Reginald Anthony Hungerford
- and present Baronet, Richard George Robin to Anderson, Clare Katherine
- Anderson, Colin Dudgeon to Anderson, Isabel
- Anderson, Isabel to Anderson, Mark
- Anderson, Mark to Anderson, Wendy Katherine
- Anderson, Wilhelmina to Andrewe, William, 3rd Bt.
- Andrewes, E. to Andrews, James
- Andrews, James Allfrey to Andrews, Sophia Mary
- Andrews, Stephen to Angelus, Thamar
- Angelé, Annie to Angus, Yvonne Isabelle
- Angwin, Lucinda Margaret to Anhalt-Bernburg-Schaumburg-Hoym, Wilhelm von
- Anhalt-Dessau, Adelheid Marie Prinzessin von to Anhalt-Zerbst, Johann I Prinz von
- Anhalt-Zerbst, Johann Ludwig Prinz von to Anketell, Oliver
- Anketell, Oliver to Annesley, Arthur James Patrick
- Annesley, Arthur Stephen Robert to Annesley, Nea
- Annesley, Nora to Anson, Charlotte J.
- Anson, Charlotte Rose to Anson, William
- Anson, William to Anstruther, Philip
- Anstruther, Philip to Anton, Richard
- Antonelli, Sibilla dei conti to Anynell, John
- Anyon, Joseph to Apsion, Victoria Marion Ann
- Apsley, 1st Lord, Baron of Apsley, Sussex (Henry) to Arathoon, Winifred Margaret
- Araujo Figueiredo, Maria-Margarida to Arbuthnot, John
- Arbuthnot, John Alves to Arbuthnott, Elizabeth Christian
- Arbuthnott, Elizabeth Jane to Arcedeckne-Butler, Timothy Garnier
- Arcedekne, 1st Lord (Thomas) to Archdale, Richard
- Archdale, Richard to Archdall, William Caesar
- Archdall, William Frederick to Archer, unknown
- Archer, unknown to Arco-Zinneberg, Leopoldine
- Arco-Zinneberg, Leopoldine Gräfin von und zu to Ardrossan, 7th Baron, of Ardrossan, co. Ayr (Archibald George)
- Ardwick, Baron, of Barnes in the London Borough of Richmond upon Thames (John Cowburn Morgan) to Argyll, Duchess of (Mary)
- Argyll, Duchess of (Mathilda Coster) to Armes, Phillip
- Armesto y Sanchez de Toca, Margarita to Armstrong, Arthur
- Armstrong, Arthur Reginald to Armstrong, Joanna Elizabeth
- Armstrong, Joe to Armstrong, William Andrew
- Armstrong, William Archibald to Arnage, Margaret
- Arnaldi, Editha to Arnott, Janet
- Arnott, Janet to Arrighi, Luciana Maria
- Arrivabene Valenti Gonzaga, Gilberto Tiberto Carbonello Maria to Arthur, Mary
- Arthur, Mary Anna Kathleen Horatio to Arundell of Trerice, Baroness (Margaret)
- Arundell of Wardour, 10th Baron, co. Wiltshire (James Everard) to Arundell, Mary
- Arundell, Mary to Ashbourne, William
- Ashbourner, Sarah to Ashburnham, Piers
- Ashburnham, Piers Wilfrid to Ashfield, unknown son
- Ashford, 10th Baron, of Ashford, Kent (Rufus Arnold Alexis) to Ashton, Harriet
- Ashton, Harriet to Ashworth, Netta
- Ashworth, Ngaire to Aspinall, William Henry Harry
- Aspinwall, Carol Jane to Assheton, Peter
- Assheton, Radcliffe to Astley, Helen Elizabeth Delaval
- Astley, Henrietta to Aston, Michael
- Aston, Oliver John to Astor, William Waldorf, 3rd Viscount Astor
- Astor, William Waldorf, 4th Viscount Astor to Athole, 9th Marquess of (John George)
- Atholl, 10th Duke of, co. Perth (George Iain) to Atkins, John Black
- Atkins, John Black to Atkinson, Hannah
- Atkinson, Hannah to Atkinson, William MacCormac
- Atkinson-Clark, Arthur Herbert Beauclerk to Attlee, William Paul
- Attnyle, John to Aubrey-Fletcher, Victoria Mary
- Aubrécicourt, Eustace d' to Auckland, Baroness (Sybil Constance)
- Auckland, George Rowland Stratford of to Auersperg, Karl-Adolf Franz Joseph Maria Alois Ferdinand Gobertus
- Auersperg, Karl-Adolf Fürst von to Aurous, Jules
- Ausborne, Millicent to Austin, Michael Trescawen, 5th Bt.
- Austin, Muriel Agnes Jane to Avery, Timothy
- Avesgo de Coulonges, Louise d' to Ayala, unknown
- Ayamonte, Fernando de to Aylesford, Countess of (Pamela Elizabeth)
- Aylestone, Baron, of Aylestone in the City of Leicester (Herbert William) to Aylmer, Ellen
- Aylmer, Ellice to Aylmer, Michael Eustace Wyndham
- Aylmer, Michael Gordon to Ayre, Rosemary Bray
- Ayres, Adam to Babington, Norman
- Babington, Ralph to Bacon, Anne
- Bacon, Anne to Bacon, Sophia
- Bacon, Sophia to Baden, Ludwig II Großherzog von
- Baden, Ludwig Prinz von to Baden-Powell, Wendy Dorothy Lilian
- Badeni, Casimir to Bagenal, William George
- Bagenall, Anne to Bagnall, Sarah Jane
- Bagnall, Shirley Muriel to Bagot, Ernest Alfred John
- Bagot, Ethel to Bagot, Ysolde Cicely
- Bagot-Chester, Clotilde Mary Hamilton to Baikie, Thomas
- Baile, Ethel May to Bailey, Juliet Elizabeth Anson
- Bailey, Justin Daniel to Baillie, Beatrice Mary Anne
- Baillie, Blanche Harriet Emma to Baillie, Philippa Eliza Sydney
- Baillie, Phillipa Ursula Maud to Baillieu, Emma Elizabeth
- Baillieu, Emma Lawrence to Bain, Kate Davina
- Bain, Katherine Margaret to Baird, Alicia
- Baird, Amanda Louise to Baird, Robert George
- Baird, Robert Henry to Baker, Clara
- Baker, Clara Elizabeth to Baker, Jane
- Baker, Jane Bridget to Baker, Sarah Georgiana
- Baker, Selina Littlehales to Balchin, Thomas Aubrey Bernard David
- Balck, Gunhild to Baldwin, Thomas
- Baldwin, Thomas to Balfour, Barbara
- Balfour, Barbara to Balfour, John
- Balfour, John to Balfour, Williamina Martha Arnold
- Balfour-Kinnear, Ethel Anna to Ball, Jane
- Ball, Jane to Ballantine-Dykes, Maude Theresa
- Ballantrae, Baron, of Auchairne in the County of Ayrshire and The Bay of Islands in New Zealand (Bernard Edward) to Ballymote, 9th Baron of, co. Sligo (Louis Patrick John)
- Balmaceda, Chita to Bamburgh, William, 1st Bt.
- Bamfeild, Dorothy to Bancroft, Joseph
- Bancroft, Joseph Richard to Bankes, Lettice Adelaide
- Bankes, Louisa Juliet to Bannerman, Isabella
- Bannerman, Isabella to Bar, Yolante de
- Bar-sur-Seine, Comte de (Milon II) to Barbey, Thomas
- Barbiera, Francesca Paola to Barclay, Edward Exton
- Barclay, Edward Hugh to Barclay, Priscilla Noel Cecilia
- Barclay, Rachel to Barcroft, John Stephen leonard
- Barcroft, Jonathan to Bardwell, Thomas Newman Frederick
- Bareau, Louis Jean to Baring, Elizabeth Price
- Baring, Ellen to Baring, Patrick
- Baring, Patrick to Baring-Gould, Winifred Mary
- Baring-Jones, Thomas Hamlyn Andriatafita Hughes to Barker, Richard
- Barker, Richard to Barlow, Cuthbert
- Barlow, Cyril Bouchier to Barlow, Sophie Mireille
- Barlow, Stella to Barnard, William Louis
- Barnard, Winifred Katharine Wyndham to Barnes, Henry
- Barnes, Henry to Barnett, Peter William
- Barnett, Philip to Barnewall, John, 11th Lord Trimlestown
- Barnewall, Joseph to Barnish, John
- Barniston, Elizabeth to Baronet, David Innes of Coxton
- Baronet, David James Cargill to Baronet, Lewis Roderick Kenneth
- Baronet, Lionel to Barr, William
- Barr-Sim, Andrew John to Barratt, William James
- Barrau, Evelien to Barrett, William Thomas
- Barrett-Lennard, 1st Baronet, of Belhus, Essex (Thomas) to Barrett-Lennard, June Rosemary
- Barrett-Lennard, Katherine Gail to Barrington, Anna Josephine
- Barrington, Anna Marie to Barrington, Ythil Arthur
- Barrington-Brown, Anthony Charles to Barron, Netterville John
- Barron, Nugent Netterville to Barrow, Marion Letitia
- Barrow, Mary to Barry, Barbara
- Barry, Baroness de (Caroline) to Barry, Elizabeth
- Barry, Elizabeth to Barry, James, 1st Baron Barry of Santry
- Barry, James, 4th Earl of Barrymore to Barry, Mary Ann
- Barry, Mary Ann Winder to Barry, Thomas Garret
- Barry, Thomas R. to Barthalon, Xavier Frederic Marie
- Barthe, Agnes Violet to Bartlett, Thomas Saunders
- Bartlett, unknown to Barton, Elizabeth
- Barton, Elizabeth to Barton, Maria
- Barton, Maria to Bartosik, Thomas
- Bartram, Alice Eugenia to Barttelot, William
- Barttelot, William to Bass, Wilmot Ida Noreen
- Bassam of Brighton, Baron, of Brighton in the County of East Sussex (John Steven) to Bassett, Mary
- Bassett, Mary to Bateman, Hugh Osborne
- Bateman, Jacqueline Sarah to Bates, Oliver Robert Hunter
- Bates, Olivia Gwyneth Zoë to Bathe, W. P., Bt.
- Batho, 1st Baronet, of Frinton, co. Essex (Charles Albert) to Bathurst, Louisa
- Bathurst, Lucilla Ruby to Battenberg, Victoria Eugénie Julia Ena Prinzessin von
- Batterbee, George to Bauffremont-Courtenay, Theodore, Prince de Bauffremont-Courtenay
- Baugency, Agnes de to Baxter, Evelyn Mary
- Baxter, Florence D. to Bayern, Heinrich I Herzog von
- Bayern, Heinrich I von to Bayern, Prinz von (Tassilo)
- Bayern, Prinz von (Wolfgang Maria Leopold) to Bayley, Charles John
- Bayley, Charles Stuart to Bayley, Thomas Wilton
- Bayley, unknown to Bayly, Kathrin Else Luise
- Bayly, Kirsten Gerda to Baynham, Thomas
- Bayning of Foxley, 1st Baron, Berkshire (Charles) to Beadleston, William Lawrence
- Beadman, Helen Anne to Beamish, Caroline Mary
- Beamish, Catherine to Beamish, George
- Beamish, George to Beamish, Martha
- Beamish, Martha to Beamish, Wendy Darlene
- Beamish, William to Beasley, Victoria
- Beates, Beatrice to Beaubien, Lucille Margot
- Beaucage, Andrée to Beauchamp, Willoughby James
- Beauchamp-Proctor, 1st Baronet, of Langley Park, co. Norfolk (William) to Beauclerk, Sybil Evelyn de Vere
- Beauclerk, Sybil Mary to Beaulac, Michael Brian
- Beauley, Bryan to Beaumont, Elizabeth
- Beaumont, Elizabeth to Beaumont, Katharine
- Beaumont, Katharine to Beaumont, unknown son
- Beaumont, unknown son to Becher, Bridget
- Becher, Caroline to Becher, John Richard Hedges
- Becher, John Richard Hedges to Becher, Zoe Louise
- Beches, Agnes de la to Beckett, John, 1st Bt.
- Beckett, John, 2nd Bt. to Beckwith, William Malebisse
- Beckwith-Smith, Annabel Cecilia Mary to Bedingfeld, Margaret Anne
- Bedingfeld, Mary to Beere, Margaret Agnes
- Beers, Bronwyn Jane to Beevor, William Smythies
- Beevor-Potts, Charles Herbert to Belasyse of Worlaby, Baroness (Jane)
- Belasyse, 1st Baronet, of Newborough, co. York (Henry) to Belgrave, Thomasine
- Belgrove, Angelina to Bell, Daniel
- Bell, Daniel to Bell, J.
- Bell, J. to Bell, Michaela Katherine
- Bell, Mildred Charlotte to Bell, William Andrew
- Bell, William Archibald Ottley Juxon to Bellew, Eleanor
- Bellew, Elenor to Bellingham, Charlotte Elizabeth
- Bellingham, Charlotte Mary to Bellmont, Thomas Patrick
- Bello Campo, Katherine de to Bemberg Elortondo, Marie-Françoise
- Bemberg Ocampo, Otto Sebastian to Bendern, Patricia Sybil de
- Bendikas, Erika Esther to Benn, John Andrews, 3rd Bt.
- Benn, John Watkins to Bennett, Anne
- Bennett, Anne to Bennett, Geoffrey Dean
- Bennett, George to Bennett, Marianne Lee
- Bennett, Marie Berta to Bennett, unknown
- Bennett, unknown to Bennison, Lorna Jane
- Bennison, Louisa Bertha to Benson, Louisa
- Benson, Louisa to Bentheim-Tecklenburg, Philipp Adolf Moritz-Casimir Prinz zu
- Bentheim-Tecklenburg-Rheda, Friedrich Moritz Graf zu to Bentinck, Wolf Wolter Rudolf
- Bentinck, Wolter Guy Ian Ramsay, Baron Bentinck to Berdez, Yvonne
- Berdoe-Wilkinson, Claire May to Beresford, Elizabeth Margaret
- Beresford, Elizabeth McKenzie to Beresford, Mary Elizabeth Thomasina
- Beresford, Mary Emily to Beresford-Peirse, Windham de la Poer
- Beresh, Dana Louise to Bergmans, Theodor John
- Bergne, Dorothy Caroline to Berkeley, Elizabeth
- Berkeley, Elizabeth de to Berkeley, Margaret de
- Berkeley, Margaret de to Berkeley, William, 1st and last Marquess of Berkeley
- Berkeley, William, 4th Baron Berkeley of Stratton to Bermingham, William, 1st Baron Carbery
- Berminhgam, Margaret de to Bernard de Fauconval de Deukem, Olivier de
- Bernard de Sasseney, Judith Pauline Zoé de to Bernard, William Power
- Bernard-D'Oyly, Mary Lushington to Berni, unknown
- Bernicia, Adda of to Berry, Luke Gomer
- Berry, Lynette Jean to Bertie, Henry
- Bertie, Henry Mark Willoughby, Lord Norreys to Bertran de Lis y Gurowski, Vicente, Marques de Bondad Real
- Bertran de Lis y Pidal, Cristina to Best, John Aylmer
- Best, John Philip to Bethell, George
- Bethell, George to Bett, Violet Laline St. John
- Bettany, Ann to Bevan, Favell Margaret
- Bevan, Florence Margaret to Bevan, Winifreda Irene
- Bevan-Allen, Alfred William to Beynon, Lucy Theodora
- Beyssac, Louis Conilh de to Bice, M. W. H.
- Bicester, 1st Baron, of Tusmore, co. Oxford (Vivian Hugh) to Biddulph, Caroline Isabel
- Biddulph, Caroline Margaret to Biddulph, Michael
- Biddulph, Michael to Bielke, Gunilla, Countess Bielke
- Bielmann, Anne Dorothee to Bigham, John Charles
- Bigham, John Charles, 1st Viscount Mersey to Billson, Roy Travis
- Billung, Ida to Bingham, Dorothea Minnie
- Bingham, Dorothy Blanche to Bingham, William Henry
- Bingley, 1st Baron of, co. York (Robert) to Binny, William Scott
- Binon, Aurélie to Birch, Zoe Georgette Frances Marie
- Birchall, Aileen Amanda to Bird, William
- Bird, William to Birkett, Judy
- Birkett, Junia to Birmingham, William
- Birn, Minnie to Bishop, Florence Mary Elizabeth
- Bishop, Flower to Biss, Mary
- Bisse, Bridget to Black, Esther Mary
- Black, Evelyn Agnes to Blackader, unknown
- Blackall, Adelaide to Blackburn, William
- Blackburn, William to Blacker, William Stewart
- Blacker-Douglas, Alice to Blacking, William Henry Randoll
- Blackiston, Mary to Blackwell, William Richard
- Blackwood, 10th Baronet, of Ballyleidy, co. Down (Sheriden Frederick Terence) to Blades, Susan Mary
- Bladon, Brenda Joyce to Blair, Margaret
- Blair, Margaret to Blake, Bridget Elizabeth
- Blake, Bridgit Iris to Blake, George Charles Vernon
- Blake, George Francis to Blake, Marcia Maria
- Blake, Marcus to Blake, Robert
- Blake, Robert to Blakemore, Phoebe
- Blakeney of Blakeney Castle, 1st Baron, co. Galway (William) to Blakeney, Mary Gwendoline
- Blakeney, Mary Sophia to Blakiston, Ellen Ann Fell
- Blakiston, Ellen Kate to Blancahrd, Dorothy
- Blancard, Alain to Bland, John Humphrey
- Bland, John Humphrey to Blandy, William Poyntz
- Blandy-Jenkins, Alice to Blayney, Jane
- Blayney, John to Blennerhassett, Catherine
- Blennerhassett, Catherine to Blennerhassett, John
- Blennerhassett, John to Blennerhassett, Thomas
- Blennerhassett, Thomas to Bligh, Gwen
- Bligh, Gwendolen Mary to Bloch, Yvonne
- Block, Agnes Jean to Blois-Brooke, Thomas Robin Eardley
- Blom, Monica to Blood, Caroline Sarah
- Blood, Catherine to Blood, Maria
- Blood, Maria to Blood-Smyth, John Neptune
- Blood-Smyth, Jonathan Neptune to Blount, George
- Blount, George Thomas to Bloyes, William
- Blubb, Nathaniel to Blunden, John, 2nd Bt.
- Blunden, John, 3rd Bt. to Blunt, Neville
- Blunt, Patricia Anne Brailsford to Blythe-Perrett, William
- Blythman, Elizabeth to Bocking, Frances
- Bockland, Jane to Bodman, Wilderich Freiherr von und zu
- Bodman-Bodman, Gabriele Josephine Marie Kamille von to Bohacs, Joseph
- Boham, Ambrose to Boileau, John Elliot
- Boileau, John Francis Elliott to Bold-Hoghton, Richard
- Bolden, Caroline Elizabeth to Bolt, Joan Alice
- Bolteby, Adam de to Bolton, William Henry
- Boltwood, Samuel to Bomhard, Nikolaus von
- Bon, Laura to Bond, Elizabeth
- Bond, Elizabeth to Bonfoy, Thomas
- Bongart, Albrecht von dem to Bonkyl, Margaret de
- Bonn, Camilla Georgina Alexandra to Bonyuge, Robert
- Boobbyer, Brian to Boot, William
- Boote, Charles to Booth, Ferdinando
- Booth, Frances to Booth, Lettice
- Booth, Lois Frances to Booth, Thomas
- Booth, Thomas to Boothby, Louisa Cranstoun
- Boothby, Louisa Frances to Borbone delle Due Sicilie, Vittoria di
- Borbone, 'Bomba' to Borbone, Urraca Maria Isabella Carolina Aldegonda, Principessa di Borbone delle Due Sicilie
- Borbone, Victoire Maria Pia Josephe Philippe Isaure di to Borcke, Ilse von
- Borda, Juana to Boren, Toni Carol
- Borer, Caroline to Borowes, Thomas
- Borradaile, David to Borrowes, Wingfield
- Borrowman, Helen to Borthwick, John Henry Stuart of that Ilk, 23rd Lord Borthwick
- Borthwick, John Home to Borton, Mary Eliza
- Borup, Eline to Bosanquet, Merelina
- Bosanquet, Michael John to Boscawen, William
- Boscawen, William Augustus Spencer to Boston, Maria Margaret
- Boston, Maura Josephine to Boteler, Margaret
- Boteler, Margery to Botiller, Thomas le
- Botin d'Ornano, Daria to Bouchier, Joseph Gabbett
- Bouckley, I. K. to Boulay de la Meurthe, Yseult
- Boulcolt, Margaret to Boulton, Shirley Margaret
- Boulton, Sophia Louisa to Bourbon, Louis II de
- Bourbon, Louis II, Duc de Bourbon to Bourchier, Idoine
- Bourchier, Ina to Bourgogne, Jean, Seigneur de Charolois
- Bourgogne, Jeanne de to Bourke, Festus
- Bourke, Florence Blanche (Lady) to Bourke, Theobald
- Bourke, Theobald to Bourne, William Wykeham Frederick
- Bournel-Theinbronne, Jeanne de to Bouwens, Theodore Frederick Thomas
- Bouwer, Hazel Lily to Bowden, Gregory Andrew
- Bowden, Gregory Andrew Houston to Bowen, Harry
- Bowen, Helen to Bowen, Winifred Gwyneth
- Bowen-Colthurst, Andrew Lesley to Bowes-Lyon, Isobel Charlotte
- Bowes-Lyon, Isobel Hester to Bowlby, Margaret
- Bowlby, Margaret to Bowles, William
- Bowles, William Henry to Bowring, William
- Bowring, William to Bowyer-Smijth, Fiona
- Bowyer-Smijth, Frederick to Boyce, Suzanne Caroline
- Boyce, Thomas to Boyd, Geoffrey Dudley
- Boyd, George to Boyd, Mary
- Boyd, Mary to Boyd-Rochfort, Winifred
- Boyd-Smith, Bettina Jane to Boyle, Augusta
- Boyle, Augusta Helen Elizabeth to Boyle, George Frederick
- Boyle, George Frederick, 6th Earl of Glasgow to Boyle, Lily
- Boyle, Lincoln P. to Boyle, Sarah Ann
- Boyle, Sarah Daphne to Boyson, Mary Anne
- Boysseulh, Agnes Lucie de to Brabazon, Edward
- Brabazon, Edward to Brabazon, William Robert
- Brabazon, William, 11th Earl of Meath to Bradbury, Elizabeth Mary Auchinleck
- Bradbury, Florence Margaret to Bradford, Ridley Lewkenor
- Bradford, Robert to Bradshaw, Frances
- Bradshaw, Frances Catherine to Brady, James Cox
- Brady, James Cox to Bragg, Vicki Te Koara
- Bragge, Anne to Bramall, Sara G. M.
- Bramante, Antonio to Brand, Katharine Mary
- Brand, Kirsten Margaret to Brandenburg, Wilhelm II von
- Brandenburg-Ansbach, Albrecht Markgraf von to Brandolini d'Adda, Violante dei Conti
- Brandolini d'Adda, Xenia dei conti di Valmareno to Branfoot, Hilary
- Branford, Edith Evelyn to Brasier-Creagh, William Johnson
- Brasil, Colin to Braun, Vera
- Braunbeck, Ute to Braunschweig-Lüneburg, Franz Otto Herzog von
- Braunschweig-Lüneburg, Frederick Augustus von to Braunschweig-Wolfenbüttel, Herzog von (August)
- Braunschweig-Wolfenbüttel, Herzog von (Ferdinand Albrecht II) to Bray, Michael
- Bray, Molly Sophia to Breckenridge, Smith
- Breckinridge, Adelaide to Bremner, William
- Bremond d'Ars, Catherine de to Brereton, Anne
- Brereton, Anne to Brereton, John
- Brereton, John to Brereton, William, 3rd Baron Brereton of Leighlin
- Breries, Jose Ruiz de to Brett, Maurice Sebastion Baliol
- Brett, Maurice Vyner Balliol to Brewose, Thomas, 1st Lord Brewose
- Brewse, Anne de to Bridgeman, Edward
- Bridgeman, Eliza Caroline to Bridges, Catharine Eva
- Bridges, Cecily Mary to Bridport, Baroness (Mary Sophia)
- Bridson, Amy Mary Ridgway to Briggs, Florence Nell
- Briggs, Frederick John to Briginshaw, Richard William, Baron Briginshaw
- Brignole-Sale, (?) to Brinkworth, Robin David
- Brinn, Alice to Briscoe, Francis Meyrick Eliott-Drake
- Briscoe, Francis Percival to Bristol, Sophy Louisa
- Bristow, Albert Guyton to Broadbent, Lucy Anne
- Broadbent, Margaret Elizabeth to Brocket, John
- Brockett, Elizabeth to Brocklehurst, William Coare
- Brockman, Amy to Brodie, George
- Brodie, George to Brodie, William, 2nd of Coltfield
- Brodie-Innes, Eliza to Brograve, Thomas, 3rd Bt.
- Brohman, Vivian to Bromley, Eliza Emma
- Bromley, Elizabeth to Brooke of Beauchamps Court, Baroness (Mary)
- Brooke of Cumnor, Baron, of Cumnor in the Royal County of Berks (Henry) to Brooke, Elizabeth
- Brooke, Elizabeth to Brooke, Lettice
- Brooke, Lilian to Brooke, Thomas L.
- Brooke, Thomas Langford to Brooking, unknown
- Brookman, Baron, of Ebbw Vale in the County of Gwent (David Keith) to Brooks, Robert Courtenay
- Brooks, Robert Noel Brand to Broomfield, Sheila Murial
- Broomhall, Amelia to Brougham, Thomas
- Brougham, Thomas to Broughton, Lettice
- Broughton, Lewis Pryce Delves to Broun, Frederick Richard Boyd
- Broun, Gabrielle Gilmour to Brouncker, Winifred
- Broune, Martin to Brown, Christopher
- Brown, Christopher to Brown, Georgina
- Brown, Georgina to Brown, Julia Elizabeth
- Brown, Julian to Brown, Paul David
- Brown, Paul William Alexander to Brown, Veronica Jane
- Brown, Victoria Anthea to Browne, Anne Frances
- Browne, Anne Graver to Browne, Elise
- Browne, Eliza to Browne, Henry
- Browne, Henry Fitzwilliam to Browne, Magdalen
- Browne, Magdalen to Browne, Rita Gwendoline
- Browne, Robert to Browne-Clayton, Patrick Robert
- Browne-Clayton, Peter Shane to Browning, Thomas
- Browning, Thomas to Brownrigg, Elizabeth
- Brownrigg, Elizabeth Catherine to Bruce, Alexander Fairlie
- Bruce, Alexander Fairlie to Bruce, Damian Trispen
- Bruce, Daphne Juliet to Bruce, Gervase Ronald
- Bruce, Gillian Constance to Bruce, Joseph Ewing
- Bruce, Josephine to Bruce, Michael
- Bruce, Michael to Bruce, Shane Robert
- Bruce, Sian Katie Fairlie to Bruce-Gardyne, Victoria Sophia
- Bruce-Hope, Thomas of Craighamm, 6th Bt. to Brudenell-Bruce, Margaret
- Brudenell-Bruce, Maria Elizabeth to Bruhn, Gladys
- Bruign, Cornelie de to Brunton, Wayne George
- Brunton-Lauder, Anne Stopford Agnes to Bryan, Thomas Blomefield Lewis
- Bryan, Thomas Lawe Guy to Brydges, Lydia Catherine
- Brydges, Margaret to Buchan, Elizabeth Blanche
- Buchan, Elspeth to Buchanan, Elaine Dawn
- Buchanan, Eleanor to Buchanan-Baillie-Hamilton, Tessa
- Buchanan-Jardine, Alice Fiona to Buckinghamshire, Earl of (Leofwine)
- Buckland, 1st Baron, of Bwlch, co. Brecknock (Henry Seymour) to Buckmaster, Viscountess (Joan)
- Bucknall, Agnes to Budden, William
- Buddicom, Augusta Henrietta Sophia to Buffett, Helen Evelyn
- Buffett, Helena to Bugg, Susanna Frances
- Bugge, Anne to Bulkeley, Margaret
- Bulkeley, Margaret to Bullen, Edward
- Bullen, Edward to Buller, William
- Buller-Fullerton-Elphinstone, Anna Maria to Bulmer, Margaret
- Bulmer, Margaret to Bulwer-Lytton, Victor Alexander George Robert, 2nd Earl of Lytton
- Bulwer-Marsh, Octavius Edward to Buncombe, Thomas
- Buncombe-Poulett-Thomson, John to Burbidge, Woodman
- Burbridge, Ann to Burdett, Charles Albert
- Burdett, Charles Coventry, 9th Bt. to Burdick, Terrill
- Burdon, Augustus Edward to Burgess, Jocelyn Margaret
- Burgess, John to Burgh, Hawise de
- Burgh, Heath Isobel Amee de to Burgh, Thomas, 1st Lord Burgh (of Gainsborough)
- Burgh, Thomas, 3rd Lord Burgh to Burgoyne, Wendy
- Burgsdorff, Huberta Hahn von to Burke, Honora
- Burke, Honoria to Burke, Theobald, 6th Bt.
- Burke, Thomas to Burn, Winifred
- Burn-Callander, Caroline Muriel to Burnet, Molly
- Burnet, Rachel to Burnett, Margaret
- Burnett, Margaret to Burns, George, 1st Bt.
- Burns, Geraldine to Burrard, William Dutton
- Burrard-Lucas, Catherine Frances to Burrough, Francis Thomas
- Burrough, Frank to Burrowes, Mary
- Burrowes, Mary to Burt, Prunella Mary
- Burt, Rebecca to Burton, Jane
- Burton, Jane Blamire to Bury, Cicely Abigail
- Bury, Clare Elizabeth to Busfeild, William
- Busfield, Jane to Bussey, unknown
- Bussie, Cecilia to Butler, Alexander McNamara
- Butler, Alexander Philip Dighton to Butler, Charles
- Butler, Charles to Butler, Elizabeth
- Butler, Elizabeth to Butler, George Victor
- Butler, George Whitwell to Butler, James Blake
- Butler, James Charles to Butler, Kathleen
- Butler, Kathleen to Butler, Mary Elizabeth
- Butler, Mary Elizabeth to Butler, Richard
- Butler, Richard to Butler, Thomas
- Butler, Thomas to Butler-Bowden, Ursula Mary Cora
- Butler-Bowdon, William Erdeswick Ignatius to Butt, William Boyne
- Butter, Agnieszka D. to Butterworth, Winifred Mary
- Buttery, Alexander Kevin to Buxton, Christopher Godfrey Reader
- Buxton, Christopher Robert to Buxton, Lavinia Hermione
- Buxton, Leayah Rangimarie Ataahua to Buxton, Viscountess of (Mildred Anne)
- Buxton, W. A. G. to Bylander, Ulla Agneta
- Bylandt, Adelaid Tehoina to Byrne, Ann
- Byrne, Anna Dorothea to Byrne, Zoe Margaret
- Byrnes, Harriet Emily to Byron, William
- Byron, William to Caccia, Harold Anthony, Baron Caccia
- Caccia-Birch, Anthony William Fabio to Cadic, Eugene
- Cadier, Charles Amable Eugene, Baron de Veauce to Cadogan, Olwen Agnew
- Cadogan, Pamela Mary to Cahn, Valerie Janet
- Cahon d'Anvers, Colette to Cairnis, William of Orchardton
- Cairns of Garmoyle, 1st Baron, co. Antrim (Hugh MacCalmont) to Caithness, Earl of (Moddan)
- Caithness, George to Caldwell, Fiona
- Caldwell, Frances to Callaghan, James Leslie
- Callaghan, Jane to Callow, William C.
- Calloway, J. J. to Calvert, Hubert
- Calvert, Ian Arbuckle to Cambridge, Rupert Alexander George Augustus
- Cambridge, Rupert Alexander George Augustus, Viscount Tremarton to Cameron, Donald
- Cameron, Donald to Cameron, Kerry Anne
- Cameron, Ket to Camoys, Ralph, 1st Lord Camoys
- Camoys, Richard de to Campbell, Alexander
- Campbell, Alexander to Campbell, Archibald
- Campbell, Archibald to Campbell, Cecilia Margaret Lucy
- Campbell, Celestin to Campbell, Constance Henrietta
- Campbell, Constance Ida to Campbell, Eleanor
- Campbell, Eleanor to Campbell, Frances Elizabeth
- Campbell, Frances Helen to Campbell, Hester
- Campbell, Hester Anne to Campbell, Jane
- Campbell, Jane to Campbell, John Edward Ian
- Campbell, John Elphinstone to Campbell, Louis Auchinbreck of Auchinbreck, younger
- Campbell, Louis Hamilton of Auchinbreck, 14th Bt. to Campbell, Mariot
- Campbell, Mariot to Campbell, Neil
- Campbell, Neil to Campbell, Ronald Hugh
- Campbell, Ronald Ian to Campbell, Venetia Julia Primrose
- Campbell, Vera to Campbell-Johnston, Patrick Seymour
- Campbell-Jones, Caroline Mary Felicity to Campion, Thomas Spread
- Campion, Vera to Canfield, Michael Temple
- Canga-Argelles y Lopez-Doriga, Ana to Canning, unnamed son
- Canning, Valerie to Cantone, Roberto
- Cantouris, Andrew to Capell, Evelyn de Vere
- Capell, Evelyn Maud Mary to Capps, Robyn Vanessa
- Capreol, Katharine to Carden, Andrew Murray Hugo
- Carden, Angela to Carden, Jonathan
- Carden, Jonathan to Cardew, Pamela Margaret
- Cardew, Peter Gordon to Carew, Avice de
- Carew, Bampfylde Leonard to Carew, Nichola
- Carew, Nichola to Carey, John
- Carey, John to Carleton, Christopher
- Carleton, Claire Emilia to Carlisle, Vanessa Lucy
- Carlisle, Vera A. to Carmichael Smyth, William Henry
- Carmichael, 1st Baron, of Skirling, co. Peebles (Thomas David) to Carmichael, Lady (Agnes)
- Carmichael, Lisa to Carne, William Lyonel Power
- Carne, William Power to Carnegie, Margaret
- Carnegie, Margaret to Caroe, Lucy
- Carol de Moute, Bridget Myfanwy Gian to Carr White, Reginald Alfred
- Carr, 1st Baronet, of Sleford, co. Lincoln (Edward) to Carr, William Ogle
- Carr-Boyle, James to Carrington Smith, Ursula Susan Annette Mary
- Carrington, 1st Earl (Charles Robert) to Carroll, William Hales
- Carroll-Leahy, Anne Mary to Carswell, William
- Carte, Bridget Cicely to Carter, James Earl III
- Carter, James Earl, Jr. to Carter, Willoughby
- Carter-Campbell, Emily Georgiana to Caruncho, Milo
- Carus, Elizabeth to Cary, Francis
- Cary, Frederick to Carye, Peter
- Caryer, Jane to Casement, Hugh
- Casement, Hugh to Cass, Mary
- Cassady, Elizabeth Jean to Cassillis, Master of (Thomas)
- Cassin, Marie Sophie de to Castell-Rüdenhausen, Christiana Franziska Luise Gräfin zu
- Castell-Rüdenhausen, Christiana Franziska Luise zu to Castenskjold, Susanne Helene Dagmar
- Casterden, Elizabeth to Castle Stuart, Viscountess (Sarah)
- Castle, Agnes Harriette to Castleton, William, 9th Bt.
- Castletown of Upper Ossory, 1st Baron, in the Queen's County (John) to Cathcart, Countess (Henrietta)
- Cathcart, Countess (Marie Isobel) to Catherwood, William
- Cathey, Deborah Suzanne to Caulfeild, Anne
- Caulfeild, Anne to Caulfeild, Marjorie Agnes
- Caulfeild, Mary to Cautley, Walter George
- Cauverien, Nicole to Cave, Henry H.
- Cave, Hilda Joan to Cave-Browne, William Henry
- Cave-Browne-Cave, Adrienne to Cavendish of Bolsover, 2nd Baron, co. Derby (Henry)
- Cavendish of Furness, Baron, of Cartmel in the County of Cumbria (Richard Hugh) to Cavendish, Geoffrey Manners
- Cavendish, George to Cavendish, Susan Henrietta
- Cavendish, Susan Louisa to Cawarden, William
- Cawdery, Eric to Cayley, Clara Gwendoline
- Cayley, Clara Louisa to Cayley, Susan
- Cayley, Susan Aneva Mary to Cebrian, Luis Miguel Crofton
- Cecchi, Maria Anna to Cecil, Kate Kristen
- Cecil, Katherine Violet Amherst to Cely Trevilian, William
- Cemlyn-Jones, Carolyn Persis to Chadd, Timothy Charles
- Chadder, Joseph to Chalfont, Henry
- Chalikiopoulos, Elly to Chaloner, Rhys
- Chaloner, Richard to Chamberlayne, George
- Chamberlayne, George to Chambers, unknown wife
- Chambers, Victoria to Champagne, Thibaut V de
- Champagné, Arthur to Chance, Geoffrey Robert Lucas
- Chance, George to Chandos of Sudeley, Baroness (Susan)
- Chandos, 1st Duke of (James) to Chaplin, Mary
- Chaplin, Mary Amelia to Chapman, Horace Edward
- Chapman, Hugo to Chapman, Zerelda Lillias
- Chaponay, Antoine Marie François, Marquis de Chaponay-Morance to Chappuis, Hierosme
- Chappuis, Hildegard von to Charlemont, Viscountess (Sarah)
- Charles, 2nd Baronet (Allen Aitchison Havelock) to Charley, William Thomas
- Charlotte, Dorothy Delahaize to Charrington, unknown
- Charrière, Antoinette Rose-Marie de to Chartres, John
- Chartres, John to Chataway, unknown
- Chateau, Amelie to Chaumont-Quitry, Renault de
- Chaumont-Quitry, Romee de to Chavasse, William Izon
- Chavaudon, Noemi de to Chaytor, Wisteria Willow
- Chazal, Chantal de to Chelmsford, Viscountess (Gillian)
- Chelsea, 1st Viscount, co. Middlesex (Charles Sloane) to Chenevix-Trench, Timothy Christopher John
- Chenevière, Alexandre Bertrand to Cheslyn, Richard
- Chesnaie, Aline de la to Chesterfield, Rowland W.
- Chesterford, 1st Baron, Essex (Henry) to Chetwood-Aiken, Walter Chetwode
- Chetwynd of Bearhaven, 10th Viscount, co. Kerry (Adam Richard John Casson) to Chetwynd, Phyllis Marion
- Chetwynd, Ralph to Chetwynd-Talbot, Frieda Amanda Sophia
- Chetwynd-Talbot, George Gustavus to Chevers, Mary Madeleine Sophie Frances
- Chevers, Mathias to Cheyney, Reginald Evelyn Peter Southouse
- Chia, Juny Mary to Chichester, Eleanor Madeline Patricia
- Chichester, Eliazbeth to Chichester, Rosalie Amelia
- Chichester, Rose Eleanor to Child, John
- Child, John to Childers, Winifred
- Childewick, Geoffrey de to Chippindale, William Arthur Martin
- Chipps, Ada F. to Chisholme, Wiland de of Comar
- Chishull, Elizabeth to Cholmeley, Hugh John Francis Sibthorp, 5th Bt.
- Cholmeley, Hugh John Frederick Sebastian, 7th Bt. to Cholmondeley, Lord of (Richard)
- Cholmondeley, Lord of (Robert) to Christensen, Olga
- Christenson, Barry to Christian, Charles Allen
- Christian, Charles Anthony to Christian, Ena
- Christian, Ena to Christian, Hotham George
- Christian, Howard to Christian, Kenneth Henry
- Christian, Kerrie Alison to Christian, Nancy Jane
- Christian, Naomi Augusta to Christian, Thursday October
- Christian, Thursday October to Christie, Milly
- Christie, Napier T. to Chubb, William Maurice
- Chudd, Beatrice to Churchill, Mary
- Churchill, Mary to Ciaralli-Parenzi, Jennifer
- Cibber, Catharine to Clancarty, Countess of (Mary Gwatkin)
- Clancarty, Countess of (Maude Penrice) to Clapp, Yolanda Diedre
- Clapperton, Caroline to Clarges, Walter, 1st Bt.
- Claridge, Anna Louise to Clark, Dora Josephine Adams
- Clark, Dorothea to Clark, Jean Rae
- Clark, Jeffrey Wodehouse to Clark, Olive Beryl
- Clark, Oliver to Clark-Kennedy, Phyllis Elizabeth
- Clark-Maxwell, Alice Louise to Clarke, Charles Snow
- Clarke, Charles Somerset Lawrence to Clarke, Frederick William Michael
- Clarke, G. H. to Clarke, Juliana
- Clarke, Juliette Emma Mary to Clarke, Rebecca
- Clarke, Rebecca to Clarke, William
- Clarke, William to Clauson, Mary Elizabeth
- Clauss, Anne to Clay, Mariana Emily
- Clay, Martha to Clayton, Ernest William
- Clayton, Eva to Cleasby-Thompson, Peter
- Cleather, Anna to Clegg-Hill, Susan Dorothy
- Clegge, Emily to Clements, Louisa Frances
- Clements, Louisa Mary to Clerk, Frances
- Clerk, Francis to Clerk, Yvette
- Clerk-Maxwell, Agnes to Cleveland, Asa Henry
- Cleveland, Asahel Asa to Cliff, William
- Cliffe, Amy Mary Pauline to Clifford, Georgina Apollonia
- Clifford, Geraldine to Clifford, William Joseph Hugh
- Clifford, William Morgan to Clifton, Thomas
- Clifton, Thomas to Clinton, Clinton James
- Clinton, Dorcas to Clive, Florence
- Clive, Florence Violet Erskine to Clopton, William
- Close, (Tyrell) Dan JACKSON to Clowden, Sarah
- Clowes, A. T. to Clutterbuck, Henrietta Madalaine
- Clutterbuck, Hugh Frank to Coates, Emma Anne
- Coates, Emma Mary to Coats, Sarah Ann
- Coats, Sarah Margaret to Cobbe, Winifred Alice
- Cobbett, Charlotte Gwendoline Frances to Cobham, Joan de
- Cobham, Joan de to Cochrane, Catrean
- Cochrane, Cecile to Cochrane, John
- Cochrane, John Alexander to Cochrane, Victoria Louise
- Cochrane, Victoria Susan to Cockburn, Hope Hale
- Cockburn, Isabel Hunter to Cockerell, Patricia Mary Gwendolen
- Cockerell, Richard Howe to Cocks, Nathan Colin Campbell
- Cocks, Nesta Frances to Codner, Vivien Ogilvy
- Codorniu y Aguilar, Alfonso to Coetnempren de Kersaint, Yolande de
- Coetquen, Auguste Mako de to Coghill, John
- Coghill, John to Coigny, Duc de (Augustin Louis Joseph Casimir Gustave)
- Coimbra, Duque de (Augustus) to Coke, Cary
- Coke, Cary to Coker, William Derwent Ebron
- Cokesey, Elizabeth to Colclough, Elizabeth
- Colclough, Elizabeth Catherine BagenaI to Coldwell, William
- Cole, 1st Baronet, of Newland, co. Dublin (John) to Cole, Marian Rose
- Cole, Marion to Cole-Hamilton, William Moore
- Cole-Metge, Edna Olivia Mant to Coleridge, James Bernard
- Coleridge, James Duke to Colgate, S.
- Colgrain, 1st Baron, of Everlands, co. Kent (Colin Frederick) to Collett, Jonathan
- Collett, Joy Eileen to Collier, Robert
- Collier, Robert Douglas to Collins, Deborah Jayne
- Collins, Diana to Collins, T. R. S.
- Collins, Tara to Colman, Jeremiah
- Colman, Jeremiah to Colquhoun, Elizabeth
- Colquhoun, Elizabeth to Colson, John Ralph
- Colston, Alexander to Colthurst, Henry
- Colthurst, Henry to Colvile, Philip Henry Augustus
- Colvile, Phyllis Margaret to Colville, Dioné Onaway
- Colville, Dorothy to Colville, Thomas David
- Colville, Thomas of Oxenham to Combe, Sybil Barbara
- Combe, Tabitha Estelle Jessie to Compton, Charles
- Compton, Charles John Spencer, Earl Compton to Comyn, Isabel
- Comyn, James Edward Daniel to Condon, Thomas
- Condorcet, Elisa de Cavitat de to Congreve, William La Touche, V.C.
- Conham, Abraham to Coningsby, Sydney
- Coningsby, Sydney to Conner, Elizabeth Anna
- Conner, Elizabeth Jane to Conolly, Thomas
- Conolly, Timothy to Constable, L. B.
- Constable, Lionel George William to Constant, Stella
- Constantine of Stanmore, Baron, of Stanmore in Greater London (Theodore) to Conway, Eleanor (Nelly) Rose
- Conway, Elisabeth to Conyers, William, 1st Lord Conyers
- Conyers-Baker, Arthur William Hay to Cook, Cassandra Roxanne
- Cook, Catherine to Cook, Wyndham Francis
- Cook-Nelson, Veronica to Cooke, Harriet
- Cooke, Harriet Eloise to Cooke, Sarah Myfida Mary
- Cooke, Sheila Beatrice to Cooke-Yarborough, Stephanie Marie
- Cooke-Yarborough, Steven Sandford to Coombe, William Stafford
- Coombes, Alice Jessie to Cooper, Bryan Ricco
- Cooper, Burjor Sorabji to Cooper, Frederick Charles
- Cooper, Frederick Douglas to Cooper, Kenneth Lawrence
- Cooper, Kesia Jane to Cooper, Rosamund Rebecca
- Cooper, Rose to Cooper-Key, Penelope Charlotte
- Cooper-Leman, Ann to Coote, Emma Jane
- Coote, Emma Louise to Coote, Zulimah Paton
- Cootes, Della to Copleston, Reginald Trench
- Coplestone, Amyan to Corasdale, Robert
- Corballis, Ada Marie to Corbet, Reginald
- Corbet, Richard to Corcoran, William Michael
- Corcuera y Acheson, Fernanda Mary to Corkery, Thomas Herbert
- Corkey, Elizabeth Phyllis Mary to Cornewall, Velters, 4th Bt.
- Corney, Elizabeth to Cornwall, Thomas
- Cornwall, unknown to Corona, Thomas
- Coronis, Anne Beryl Charlotte de la Trémouille to Corsellis, Rachel
- Corser, Elizabeth Esther to Cory-Wright, Virginia Caroline
- Coryton, 3rd Baronet (William) to Cosnahan, Margaret
- Cosnett, Valerie Joan to Cottell, Nora Lansdowne
- Cotten, Mary Anne to Cotter, James, 1st Bt.
- Cotter, Jane to Cotterell, Jonathan Julian
- Cotterell, Julian to Cotton, Charles William Egerton
- Cotton, Charles, 5th Bt. to Cotton, Mary
- Cotton, Mary to Coucy, Yolande de
- Coudenhove, Gerolf Graf von to Couper, William Lemprière
- Coupier, Anne, Baronne de Meilly-Coulonge to Courage, Sally A.
- Courage, Sally Courthorpe to Courcy, Suzanne de
- Courcy, Sybella de to Courtenay, Elizabeth
- Courtenay, Elizabeth to Courtenay, Thomasine
- Courtenay, unknown daughter to Courtown, Countess of (Patricia)
- Courtstown, Baron of (John) to Coventry, Countess of (Yolande Lucienne)
- Coventry, Dakoda Grace Judtih to Coventry, Sarah
- Coventry, Sarah Margaret to Cowe, Sarah Dorothy
- Cowell, Adrian to Cowie, William
- Cowie, William to Cowper, William, 2nd Bt.
- Cowper-Coles, Edith to Cox, Julia Alison
- Cox, Julie to Coxon, S. A. T.
- Coxsed, Anne to Cradock-Hartopp, Emilia
- Cradock-Hartopp, Ethel Caroline Jane to Craig, Sean
- Craig, Sebastian to Cramm, Wilhlem-Ernst Baron von
- Crammond, Donald Ian to Crane, William
- Cranfield, Anne to Craufurd, Margaret Ruth
- Craufurd, Maria to Craven, Sarah
- Craven, Sarah Annie to Crawford, Edward Paul
- Crawford, Eileen Marianne to Crawford, Martha Anna
- Crawford, Martha Eliza to Crawfurd, William MacKnight of Cartsburn
- Crawfurd-Pollok, Annie Elizabeth to Crawley, Thomas
- Crawley, Thomas to Creagh, Christine M.
- Creagh, Christopher to Creagh-Osborne, Herbert Pearson
- Creaghe, Martha to Crerar, Sheena Mary
- Cresacre, Edward to Crew, Thomas, 2nd Baron Crew of Stene
- Crew-Milnes, Richard George Archibald John Lucian Hungerford to Crichton, Catherine
- Crichton, Catherine to Crichton, Maria
- Crichton, Maria Antoinetta Puglia to Crichton-Stuart, Michael Duncan David
- Crichton-Stuart, Niall to Crisp, William
- Crispe, Catherine to Crocker, Joan
- Crocker, John to Croft, James
- Croft, James A. to Croftes, Thomas
- Croftes, Thomas to Crofton, Freya Charlotte
- Crofton, Geoffrey Hugh Schenley to Crofton, Piers
- Crofton, Rachel to Crofts, Thomas Lucas
- Crofts, unknown to Croker, Mary
- Croker, Mary to Crompton-Inglefield, Rosemary
- Crompton-Roberts, Charles Henry to Crone, John
- Crone, John Robert to Crook, W.
- Crooke, Alice to Crosbie, Elizabeth
- Crosbie, Elizabeth to Crosbie, Winifred
- Crosbie-Dawson, Anthony to Cross, Marjory Nelson Ritchie
- Cross, Mary to Crossley, William Lloyd
- Crossling, Emily to Crowe, William
- Crowell, J. Crowell to Croy, Louise de
- Croy, Marc Emanuel Carl Rudolph Zdenko Seraphim Maria to Crozier, –
- Crozier-Cole, Barbara Gertrude Valerie to Croÿ, Marie-Dorothy Constance Marie Prinzessin von
- Croÿ, Marie-Immaculee Claire Elisabeth Gerardine Marguerite Prinzessin von to Cruse, Stanley
- Crush, Jacqueline Susan to Cubitt, William Robert
- Cubon, unknown to Cullen, Catherine Mary
- Cullen, Christian to Cullingford, Walter Thomas
- Cullington, Augusta Sarah to Cumberland, Ruth
- Cumberland-Brown, Georgina Dimity to Cummings, Victoria Claire Alexandra
- Cummins, Ada Mary to Cunard, William Samuel
- Cuncliffe, Ann to Cuninghame, Doris
- Cuninghame, Edith Cecil to Cunliffe, Emma Florence
- Cunliffe, Emma Mary to Cunliffe-Owen, Violet
- Cunliffe-Smith, Charles to Cunningham, Rhonwen
- Cunningham, Ricarda to Cunynghame, Mary Isabel Maud
- Cunynghame, Mary Louise to Curghey, unknown wife
- Curi, Annette to Curran, Winifred Olive
- Curre, Constance Rebecca to Currie, Harriet Gardiner
- Currie, Harriet Sophie to Curtain, William
- Curteis, Alban Thomas Buckley to Curtis, Hilda Lucy Penrose
- Curtis, Hilda Margaret to Curtis, –
- Curtis-Bennett, Deirdre Elsie Elizabeth to Curzon, James Fergus Nathaniel
- Curzon, James Quintin Penn to Cusack, Robert
- Cusack, Robert Oriel to Cuthbert, Mary
- Cuthbert, Mary Belinda to Cyprus, Vittorio Amadeus I of
- Cyr, Frederike to Czernin von und zu Chudenitz, Wilhelmine Gräfin
- Czernin, Alexander to D'Arcy, Elizabeth
- D'Arcy, Elizabeth to D'Arcy, Patrick
- D'Arcy, Patrick to D'Oyly, Mabel Emiliy
- D'Oyly, Margaret to Dadley, Sandra Elizabeth
- Dadonville, Auguste to Dalby, Vaila Rose
- Dalcher, Albert to Dalkeith, Lord (Charles)
- Dalkin, Roberta J. to Dalrymple, Diana
- Dalrymple, Diana to Dalrymple-Fergusson, William Alexander
- Dalrymple-Hamilton, Frederick Hew George to Dalton, Lynette Patricia
- Dalton, Mabel to Daly, George
- Daly, George Dermot to Daly, William Disney John Eyre
- Dalyell, 10th Baronetess (Eleanor Isabel) to Dalzell, Sally
- Dalzell, Samuel to Damron, Larry D.
- Damsten, Anita to Danesfort of Danesfort, (?)
- Danesfort, 1st Baron, of Danesfort, co. Kerry (John George) to Daniel-Tyssen, William George
- Daniell, Agnes to Danneskjold-Samsöe, Ulrik Adolph
- Dannett, Margaret to Darby, Mary
- Darby, Mary to Darcy, Marmaduke
- Darcy, Mary to Darell, Thomas
- Darell, Thomasin to Darling, Sydney
- Darling, Terence Brian Moriarty to Darroch, Walter Nevill
- Darroch-Thompson, Adam Matthew Robert to Dashwood, Charles Vere
- Dashwood, Charlotte Eliza to Dashwood, Robert Henry Seymour, 7th Bt.
- Dashwood, Robert John, 9th Bt. to Dauncey, William de Alneto
- Daunt, (Mary Lucy) Dorothea O'Neill to Daunt, William
- Daunt, William to Davey, Rosamund
- Davey, Ryan to Davidson, Isabel
- Davidson, Isobell to Davie, J. E. J.
- Davie, Janet MacDonald to Davies, Edward Peter
- Davies, Edward Temple to Davies, Lucy Mary
- Davies, Lucy Medina to Davies, Una Patricia Leowina
- Davies, unknown to Davis, Charles
- Davis, Charles to Davis, John
- Davis, John to Davis, Sheila Rachel
- Davis, Sheila Victoria to Davison, William Leslie Walter
- Davison-Bland, Thomas to Dawes, John
- Dawes, Jonathan to Dawnay, Richard William
- Dawnay, Richard, 10th Viscount Downe to Dawson, J.
- Dawson, James to Dawson, –
- Dawson-Brown, Lucinda to Day, Zeena
- Dayeh, Elaine to Deacon, Ogle Grizelda
- Deacon, Olive Mary to Dean, Winton Basil
- Dean-Pitt, Eve Mary to Dear, Violet Mildred
- Dearbergh, Susan Wendy to Debenham, Phoenix Sony Oliver
- Debenham, Piers Kendrick, 2nd Bt. to Deerhurst, Thomas Henry
- Deering, Anne Jane Foster to Deheubarth, Rhys of
- Dehn, Eric Harold to Delano, William Walters
- Delanty, Catherine Jane to Delmege, John Richard
- Delmege, Julius James John to Demidoff, Paul Pavlovich, Principe di San Donato
- Demidov, Pavel Aleksandrovich to Denholm, William, Bt.
- Denholme, Cecilia to Denman, Marion
- Denman, Mary Forbes to Denne, Sophie Louise Kate
- Dennehy, Caroline Jean to Dennis, Thomas Stratford
- Dennis, Tony to Denny, Geraldine Coningsby
- Denny, Gertrude Alice to Dent, Francis Henry
- Dent, Frankland to Derby, Countess of (Emma Caroline)
- Derby, Countess of (Isabel) to Des Voeux, Mary Gertrude
- Des Voeux, Pamela Mary to Despard, William
- Despencer, 13th Baroness le (Mary Frances Elizabeth) to Devenish, William
- Devenish-Meares, Charlotte Maria to Devereux, Philippe
- Devereux, Price to Devon, Countess of (Isabel)
- Devon, Countess of (Margaret) to Dewar, Gertrude
- Dewar, Gilbert Innes to Dewar-Durie, William Andrew
- Dewar-Harrison, Arthur William to Deym, Waltraud Kathrein von
- Deynsell, Elizabeth to Dick-Cunyngham, William, 8th Bt.
- Dick-Lauder, Alice Elfride to Dickinson, Eli
- Dickinson, Eliza Ward to Dickson, David Jocelyn
- Dickson, David Rutherford to Dieskau, Ulrich von
- Diest, Clarissa Charlotte Maria von to Digby, John
- Digby, John to Dilburn, Wendy Suzanne
- Diler, Semseddin Talip to Dill, lsobella
- Dill, Mabel to Dillon, Catherine Bridget
- Dillon, Catherine Elizabeth to Dillon, John Michael
- Dillon, John Monro to Dillon, Theobald, 3rd Viscount Dillon of Costello-Gallin
- Dillon, Theobald, 7th Viscount Dillon of Costello-Gallin to Dineen, Catherine Mary
- Dinehart, Malvina to Distelhoff, Markus
- Dister, Jane to Dixon, Edith Sarah
- Dixon, Edith Stewart to Dixon, Winifred Mary
- Dixon-Brown, Cecil Thomas to Dobbin, John Robson
- Dobbin, John Sutherland to Dobbs, Edward Brice
- Dobbs, Edward Cathcart to Dobbs, Winifred Susannah
- Dobbs-Higginson, Julien Kevin James to Dobson, John
- Dobson, John to Dodds, William Bellingham Denis
- Dodero, Benedito to Doherty, William
- Dohna, Christian Albrecht Graf zu to Doktor, Mary Macdonald
- Dol en Bretagne, Flaald de to Domesday, John
- Domfront, Lord of (Henry I 'Beauclerc') to Don, Henrietta
- Don, Isabella to Donaldson, Malcolm
- Donaldson, Malcolm to Donet, Margaret
- Dongen, Johannes Corneille van to Donoughmore of Knocklofty, Countess of (Thomasina Jocelyn)
- Donoughmore of Knocklofty, Richard Michael John co. Tipperary to Dore, William John
- Dorest, 3rd Marquess of (Henry) to Dorman, William Henry Wolsey
- Dorman, William Stewart Hobart to Dormer, Tonie
- Dormer, unknown daughter to Dougall, William Stark
- Dougan, Agnes to Douglas, Archibald of Cavers
- Douglas, Archibald of Keillor to Douglas, Emma Cathleen
- Douglas, Emma Money to Douglas, James, 4th Earl of Morton
- Douglas, James, 5th Earl of Buchan to Douglas, Margaret Elizabeth
- Douglas, Margaret Ella to Douglas, unknown son
- Douglas, unknown son to Douglas-Hamilton, Malcolm Avondale
- Douglas-Hamilton, Margaret to Douglas-Pennant, Winifred
- Douglas-Scott-Montagu, Alice to Dow, William
- Dowart, Bronnach to Dowland, Roy
- Dowler, Alice to Downey, William
- Downhall, Walsingham to Dowsett, William E.
- Dowsing, Anne to Doyne, Philip Geoffrey
- Doyne, Philip John to Drake, Gertrude Joan
- Drake, Havilland Anthony Mackworth to Draper, William P.
- Drapié, Josephine to Drew, Jonathan Gordon
- Drew, Joseph Martin to Dring, William Henry
- Drinkwater, Abigail to Druce, Vere Powys
- Drucka-Lübecka, Alexanrine to Drummond, Euphemia Sybilla
- Drummond, Eustace Harvey to Drummond, Margaret
- Drummond, Margaret to Drummond-Hay, George Thomson
- Drummond-Hay, George William to Drybrough, Tom
- Drybrough-Smith, Edna Margaret to Dubarry, unknown
- Dubash, Naval Kaikushroo to Duckett, Phyllis Bethan
- Duckett, Sarah to Dudgeon, Philip
- Dudgeon, Philippa Mary to Duerdin, Susanne
- Duerdoth, Freda Anna to Duff, George
- Duff, George to Duff, Mary
- Duff, Mary to Duffield, Joy
- Duffield, June to Dugdale, Judith Margaret
- Dugdale, Katharine Feodora Nicola to Duke, Rosalind
- Duke, Sarah to Dunbar, Alexander de
- Dunbar, Alexander of Bishopmill to Dunbar, Isabella
- Dunbar, Isabella Mary to Dunbar, Patrick, 4th Earl of Dunbar
- Dunbar, Patrick, 5th Earl of Dunbar to Dunboyne, Baroness (Mary Anne Vincent)
- Duncalf, Alice to Duncan, Zara Synolda
- Duncan-Haldane, Adam, 2nd Earl of Camperdown of Lundie to Duncombe-Anderson, Wilfred George
- Duncrub, Mary Eleanor to Dundas, Fanny Emma
- Dundas, Fay Katherine to Dundas, Margaret
- Dundas, Margaret to Dundas, Zachary David
- Dundee, 10th Earl of (Henry) to Dunham, Walter Victor
- Dunin, Elzbieta to Dunlop, Robert
- Dunlop, Robert Alastair to Dunn, Mary Sybil
- Dunn, Mary Sybil to Dunnington-Jefferson, Wilfrid Mervyn
- Dunois, Hugues de to Duntze, Violet May
- Dunvegan, Flora Louise Cecilia to Durand, Vivien Enid
- Durant, Anna Maria to Durie, Margaret
- Durie, Margaret to Durst, Mary Helen
- Durward, Alan to Dutton, William
- Dutton-Colt, Lucy to Dyer, Elizabeth
- Dyer, Elizabeth to Dyer-Bennet, Richard Stewart
- Dyer-Edwardes, Lucy Noel Martha to Dyott, William Richard Perceval
- Dysart, 10th Countess of, co. Fife (Wenefryde Agatha) to Eagar, unknown
- Eager, Amy to Eardley-Wilmot, Margaret
- Eardley-Wilmot, Margaret Robyn to Earle, Mary
- Earle, Mary to Eastman, William Walter
- Eastmont, Agnes to Ebel, Nadejda
- Ebelthite, Carol Ann to Eccles, Winifred Maud Ethel
- Eccleston, Charmaine Christine to Eddison, William
- Eddowes, Elizabeth to Eden, Fanny Spencer
- Eden, Fiona to Eden, Sally Mabel Henley
- Eden, Samuel Lucas to Edgcumbe, Winifred
- Edge, 1st Baronet, of Ribble Lodge, in the Borough of Lytham Saint Annes in the County Palatine of Lancaster (William) to Edlin, Rhonda
- Edlmann, Deborah Dorothy to Edmonstone, William of Duntreath, 4th Bt.
- Edmund, Elizabeth to Edwards, Blake
- Edwards, Bobby Cuppa to Edwards, John Browning
- Edwards, John Browning to Edwards, Winifred Delia
- Edwards, Wynne Elisabeth to Egerton, Arabella
- Egerton, Arthur Edward Holland Grey, 3rd Earl of Wilton of Wilton Castle to Egerton, Katherine Mary
- Egerton, Kathryn Rebecca to Egerton, Wion de Malpas
- Egerton-Cust, John William Spencer Brownlow to Egerton-Warburton, Mary Ruth
- Egerton-Warburton, Marya Anne to Egmont, Walpurgis van
- Egremont, 1st Baron (Thomas) to Eisenhower, Roy J.
- Eisenhut, Cherilyn A. to Eldon, unknown wife
- Eldred, Phyllis Ann Courtenay to Eliot, Laura Grey
- Eliot, Letitia to Eliott, Josephine Mary Anne
- Eliott, Karen Joyce to Ellershaw, Wilfred
- Ellert, Arnold to Elliot, Ernest Edward
- Elliot, Ethel Emma to Elliot-Murray-Kynynmound, William Hugh, 3rd Earl of Minto
- Elliot-Pyle, G. to Elliott, Yule
- Elliott-Cooper, G. D'Arcy to Ellis, R. F.
- Ellis, Rebbeca to Elmiger, Ruth Aleen
- Elmley, 1st Viscount (William) to Elphinstone, James, 3rd Bt.
- Elphinstone, James, 5th Lord Balmerinoch to Elsbury, Herman H.
- Elsden, Barbara to Elton, Jane Octavia
- Elton, Jennifer Elizabeth to Eltz, Therese Gräfin von und zu
- Elveden, 1st Viscount (Edward Cecil) to Elwes, Ysabel Caroline
- Elwill, John, Bt. to Emerton, Lily Harriet
- Emery, Alan Harry Augustus to Emslie, Winifred
- Emson, Frederick James to England, Æthelstan of
- Engle, Drusilla to Enthoven, Valerie Kathleen
- Entragues et Marcoussins, Guillaume d' to Erbach-Erbach, Sophie Gräfin zu
- Erbach-Furstenau, Anna Dorothea zu to Erffa, Zita Freiin von
- Ergadia, Isabel de to Ernley, Richard
- Ernly, Bridget to Erskine, Alan David
- Erskine, Alastair to Erskine, Edward
- Erskine, Edward John to Erskine, Janet
- Erskine, Janet to Erskine, Mary Silence
- Erskine, Mary Stuart to Erskine, Zaida Mary
- Erskine-Hill, 1st Baronet, of Quothquhan (Alexander Galloway) to Esmond, unknown
- Esmonde, 'Chevalier d'Esmonde' to España, Fernando II de
- España, Fernando Juan d' to Essex, Michael James
- Essex, Rudolph to Esterhazy, Zsofia
- Esterházy von Galántha, Adolf Prinz to Ethelind, Vanessa
- Ethell, George Simon to Eustace, Charles
- Eustace, Charles Edward to Eustace, Nicholas Patrick John
- Eustace, Nora to Evans, Ann Maria
- Evans, Ann Trevor Corry to Evans, Edward James
- Evans, Edward John C. to Evans, Herbert
- Evans, Herbert Constable to Evans, Mairi Zoe
- Evans, Manning to Evans, Sara Jane
- Evans, Sarah to Evans-Freke, Percy
- Evans-Freke, Percy Augustus to Evelyn, Mary
- Evelyn, Mary to Everdell, Unity
- Evere, Joan d' to Every, Ivy Linton
- Every, James Edward to Evill, William Alan Strathern
- Evison, Angela to Ewing, Janet
- Ewing, Janet to Exshaw, Jean Louis
- Exshaw, Jean Marie Edwin to Eyre, Clifford
- Eyre, Constance to Eyre, Mary Diana
- Eyre, Mary Dorothea to Eyzaguirre del Carril, Pedro
- Ezergallis, Helen to Fagan, Charles Louis
- Fagan, Charlotte Eva St. Leger to Fagan, Mary
- Fagan, Mary to Fagnani, unknown wife
- Fahie, Matilda Ottley to Fairbairn, Rosalind Gordon
- Fairbairn, Rosalind Nesta to Fairfax, Charles Edmund
- Fairfax, Charles Gregory to Fairfax, Thomas
- Fairfax, Thomas to Fairweather, William
- Faithfull, Alice Mary to Falkenstein, Závis of , Lord of Falkenstein
- Falkenstein-Muenzenberg, Philipp von to Falkman, Victoria Guillermina
- Falkner of Margravine, Baron, of Barons Court in the London Borough of Hammersmith and Fulham (Kishwer) to Fane, Catharine Elizabeth Agnes
- Fane, Catherine to Fane, John, 10th Earl of Westmorland
- Fane, John, 11th Earl of Westmorland to Fanshawe, James Robert
- Fanshawe, Jane to Farmer, Maurice St. Leger
- Farmer, Michael to Farquhar, Helen Laura
- Farquhar, Helen Margaretta to Farquharson, Harry
- Farquharson, Harry to Farquharson, Zoë Caroline
- Farquier, Charlotte to Farren, Sarah
- Farrer, 1st Baron, of Abinger, co. Surrey (Thomas Henry) to Farrington, Mary
- Farrington, Mary Elizabeth to Fauconberg of Henknowle, 3rd Viscount (Thomas)
- Fauconberg of Newborough, 1st Earl of, co. York (Thomas) to Fausset, Robert
- Fausset-Farquhar, Andrew Grierson to Fayrer, Joseph Herbert Spens, 3rd Bt.
- Fayrer, Joseph Steward to Feilden, Henry Wemyss, 6th Bt.
- Feilden, Iris Blanche Julie Edith to Feilding, Mary
- Feilding, Mary to Fell, Rachel Wendy
- Fell, Rebecca to Felton, Vivienne Irene
- Felton, William Bowman to Fentoun, Walter Henry (13th Viscount)
- Fenwick, Alexius John Benedict to Ferguson Davie, Fanny Julia
- Ferguson Davie, Frances Harriett to Ferguson, Melinda Jane
- Ferguson, Miranda to Fergusson, James of Kilkerran, 8th Bt.
- Fergusson, James Ranken, 2nd Bt. to Fermor, William, 1st Bt.
- Fermor-Hesketh, Alexander to Ferranti, Yolanda de
- Ferrar, Dorothy to Ferrers, Julia
- Ferrers, Lord (John) to Fetherston, John
- Fetherston, Maria to Fetherstonhaugh, John
- Fetherstonhaugh, John to Feversham of Duncombe Park, Baroness (Shannon)
- Feversham of Ryedale, 1st Earl of, in the North Riding of co. York (William Ernest) to ffrench, Charlotte
- ffrench, Charlotte to ffrench-Davis, Prudence Mary Fiona
- ffrench-Mullen, Candetta Lydia Cecil to Fielder, Victoria Frances
- Fieldhouse, Baron, of Gosport in the County of Hampshire (John David Elliott) to Fiennes, Susanna
- Fiennes, Susannah to File, Trinity
- Filer, Brenda Caroline Dale to Finch, Charles Frederick Joshua
- Finch, Charles Hugh to Finch, Windsor
- Finch-Hatton, Agnes Graham to Findlay, Hannah
- Findlay, Hannah to Finlay, Zoe Josephine
- Finlayson, Alexander Ian to Finnie, George Ferguson
- Finnie, Hattie to Finucane, Susan
- Fiolka, Andrzej to Fish, Sarah Stutson
- Fishbourn, Isabella to Fisher, Jane Eliza
- Fisher, Jane Elizabeth to Fisher, Wilson
- Fisher-Duddy, Olivia Luna to Fitz-Clarence, Dorothea
- Fitz-Clarence, Dorothea Augusta to Fitzalan-Howard, Winefride Alice
- Fitzalan-Howard, Winifrede Mary to Fitzgerald, Catherine
- Fitzgerald, Catherine to FitzGerald, Elizabeth
- Fitzgerald, Elizabeth to FitzGerald, Geraldine Mary Catherine
- FitzGerald, Geraldine Sydney to FitzGerald, John
- FitzGerald, John to FitzGerald, Mary
- FitzGerald, Mary to FitzGerald, Rose Elizabeth
- FitzGerald, Rosemary to FitzGerald, Yvonne Denison Percy
- Fitzgerald-Barron, Alexander William James to Fitzgibbon, Margaret
- Fitzgibbon, Margaret to Fitzherbert, Arthur Vesey
- FitzHerbert, Arthur William to FitzHerbert, Margaret
- FitzHerbert, Margaret Alison to FitzHugh, William, Lord FitzHugh
- FitzJames, 'the Grand Prior' to FitzMaurice, Charlotte
- FitzMaurice, Charlotte to FitzMaurice, John
- FitzMaurice, John to Fitzmaurice, Trevor William
- Fitzmaurice, Troy to FitzRoy Newdegate, Rosemary
- Fitzroy, Adela to FitzRoy, Lavinia
- FitzRoy, Leila Margaret to Fitzwarin, Maud
- Fitzwarren, Anselm to Fitzwilliams, William Logie Lloyd
- Fitzwith, Joan le to Fleet, William Alexander
- Fleetwood, Anne to Fleming, Ellen
- Fleming, Ellen to Fleming, Roger
- Fleming, Ronald John to Fletcher, Elizabeth Nicolls
- Fletcher, Elizabeth Noreen to Fletcher, Sarah Anne
- Fletcher, Sarah Elizabeth to Flint, William
- Flint, William Charles Raffles to Flower, Mary
- Flower, Mary to Floyer, William
- Floyer-Acland, Andrew Arthur to Folds, Richard
- Foldskov, Anette to Foley, Mary
- Foley, Mary to Folkes, William
- Folkestone, 1st Viscount (Jacob) to Fookes, Timothy Faber
- Fookes, Winifred Laura to Forbes Adam, Wilfrid Peter Jamie
- Forbes of Pitsligo, 1st Lord (Alexander) to Forbes, Atholl Murray Hay
- Forbes, Augusta to Forbes, Ernest Twisden
- Forbes, Ethel to Forbes, Jean
- Forbes, Jean to Forbes, Marion Elizabeth
- Forbes, Marion Theodora to Forbes, unknown son
- Forbes, unknown son to Forbes-Mitchell, William of Thainstone
- Forbes-Robertson, Diana to Ford, Henry Bayles
- Ford, Henry II to Ford, William Augustus
- Ford, William Charles to Foregger zum Greiffenthurn, Charlotte von
- Foreman, Ciara Nadine to Forgan, Richard
- Forge, Alexander Melchior to Forrester, Jessie Elizabeth
- Forrester, Joanna to Forsyth, Cunningham
- Forsyth, Daniel to Fortescue, Countess (Georgiana Augusta Charlotte Caroline)
- Fortescue, Countess (Hester) to Fortescue, William
- Fortescue, William to Foss, Helen
- Fosse, Catherine de la to Foster, John
- Foster, John to Foster, William Henry
- Foster, William Henry to Foulis, Mary Buchanan
- Foulis, Michael Venour Primrose to Fowke, William
- Fowkes, Anne to Fowler, Patricia Jane
- Fowler, Patricia Rose to Fox, Charlotte
- Fox, Charlotte Certhia to Fox, Harry Crocker
- Fox, Helen Emily Hankey to Fox, Mathew
- Fox, Mathew Maine to Fox, Winston James
- Fox-Andrews, Alfred James to Foxford of Stackpole Court, 7th Baron, co. Clare (Edmund Christopher)
- Foxley, Alice to Frampton, Hannah
- Frampton, Harriet to France, Isabelle 'le Bel'
- France, Isabelle de to Francis, Laura Sophia
- Francis, Lois Margaret Fitzroy to Franicevic, Visko
- Franich, James Robert to Frankley, Simon de
- Franklin, Adelaide to Franks, John Fergusson
- Franks, John Gerald to Fraser Tytler, Neil
- Fraser, 1st Baronet (Hugh) to Fraser, Edith Caroline
- Fraser, Edith Maureen to Fraser, John Foster
- Fraser, John Ian Muir to Fraser, unknown daughter
- Fraser, unknown of Lovat to Frederick, Aurora
- Frederick, Barbara to Freeland, Zara
- Freeling, Annabel to Freeman-Mitford, Victoria
- Freeman-Packer, Caroline Susan to Fremantle, Mary
- Fremantle, Mary Grace to French, Edward John
- French, Edward Noel to French, Katherine Anne
- French, Katherine Lorne to French, Susan Charlotte
- French, Susan Emily to Frend, William
- Frend, William Causabon to Frewen, Winston
- Frewen-Laton, Ivo Wyndham Laton (Commander) to Fries, Moritz Graf von
- Friese, Frances de to Frost, Roger Harry Gösta
- Frost, Ronald Gilbert to Fry, Susanna
- Fry, Susanna to Fulford, Sibell Eleanor Maud
- Fulford-Dobson, Jemima to Fuller-Eliott-Drake, Francis, 2nd Bt.
- Fuller-Elliott-Drake, Thomas Trayton, Bt. to Furlong, William Henry
- Furmage, Mary Ellen to Furnival, William de
- Furnivall, 12th Baron (Gilbert) to Fynes-Clinton, Eleanor
- Fynes-Clinton, Eleanor Lloyd to Fürstenberg, Karl Egon III Prinz von
- Fürstenberg, Karl Egon III von to Gabbett, Joseph
- Gabbett, Joseph to Gadney, Amy
- Gadsby, Clare to Gage, Ezekiel Boyd
- Gage, Ezekiel Conn to Gage, Thomas
- Gage, Thomas to Gair, Elizabeth Greene
- Gair, Elspeth to Galbraith, Norman Dunlop Galloway
- Galbraith, Percy Dumas Fead to Galightly, Patrick
- Galilee, Prince of (Henry) to Gallica, Wladyslaw
- Gallichan, Ethel Molly to Gallwey, unknown wife
- Gallwey, William to Galwey, Edward
- Galwey, Edward to Galwey, Susanna
- Galwey, Susanna to Gamble, Mary
- Gamble, Mary to Gans, Randolph Charles von
- Gansberg, Franziska to Gardin, Helen
- Gardine, Janet to Gardner, Catherine
- Gardner, Catherine to Garforth, William Henry
- Garforth-Bles, Anne to Garnett, Peggy
- Garnett, Penelope Agnes Marion to Garratt, Vera Catherine
- Garraway, Henry to Garstin, William Edmund
- Garth, Amon Scott to Gascoigne, George
- Gascoigne, Gwendolen Emily to Gaskell, Henry Brooks
- Gaskell, Henry Brooks to Gates, William Radden
- Gatesby, Elizabeth to Gaussen, William
- Gauthier, François, Marquis de Chiffreville to Gayford, Walter Henry
- Gaylor, Fiona to Gebweiler, Lord of (Philippe)
- Geckie, Jane to Gee, Roma Mary
- Gee, Sarah to Gem, Ronald Harvey
- Gemell, Bruce to George, Griffith Owen
- George, Hannah to Gerard, Gilbert
- Gerard, Gilbert to Geromella, Eva Anne Maria
- Gerow, Archibald Cameron to Gethin, Richard
- Gethin, Richard to Gibb, William Anthony
- Gibbard, Ann Maree to Gibbon, Winifred
- Gibbons, (Ronald) Peter to Gibbons, Winifred Maud Ethel
- Gibborne, Harmon to Gibbs, Hubert
- Gibbs, Hugo Dalzell to Gibbs, Suzanne
- Gibbs, Suzanne East to Gibson, Gerald Herbert
- Gibson, Geraldine Audrey to Gibson, unknown
- Gibson, unknown to Gielgud, Violet Rose Elizabeth
- Gienlein, Klaus Werner to Giffard, unknown
- Giffard, Ursula to Gilberd, Jill
- Gilbert de Voisins, Comte (Georges Philippe) to Gilbey, Gilbert
- Gilbey, Giles Milner to Gile, Pamela Jean
- Giles, Agnes to Gill, John Maunder Webb
- Gill, John Robert to Gillett, William J
- Gillette, Earle P. to Gillman, Herbert
- Gillman, Herbert to Gilmour, Andrew Robert Campbell
- Gilmour, Anne Frances to Ginn, Shania Eden Grace
- Ginnett, Louis to Gistau y Lopez-Doriga, Tomas
- Gistau y Mazzantini, Tomas to Gladstone, Victoria Jane
- Gladstone, Viscountess (Dorothy Mary) to Glascott, William Morley
- Glaser, Alfred to Gleed, Noel
- Gleeson, Adela Evelyn to Glenlyon, Lady (Emily Frances)
- Glenn, Frances Ann to Gloucester, Earl of (Ralph)
- Gloucester, Earl of (Robert) to Glyn, Anna
- Glyn, Anna Lydia to Glyn, William Lewen
- Glyn-Griffith, Richard to Godber, Susan Claire
- Godbere, Elizabeth to Godfrey, William, 1st Bt.
- Godfrey-Faussett, Bryan Godfrey to Godsal, Tamsin Annette
- Godsal, Thomas Henry to Goff, Winifred
- Goffe, Anne to Goldie, Vera Ida
- Goldie-Taubman, Amelia Donald Ankerville to Goldsmith, Zacharias Frank
- Goldspink, Alan Douglas to Gonning, William
- Gonson, Benjamin to Gooch, Charles Fulthorpe
- Gooch, Charles John to Gooch, Yvonne Daryl
- Good, Charlotte to Goodbody, Ernest Cowes
- Goodbody, Esther to Goodbody, Marjorie Ellen
- Goodbody, Mark to Goodbody, William Urwick
- Goodbody, William Woodcock to Goodhart, Fiona Ann
- Goodhart, Frances to Goodrich, Wilfred Thomas
- Goodrick, Guy Alwyn to Goold, Margaret
- Goold, Mary to Gordon, Adam de
- Gordon, Adam Durnford to Gordon, Bridget Elizabeth Eyre
- Gordon, Brigitte to Gordon, Elizabeth
- Gordon, Elizabeth to Gordon, Harry in Knock
- Gordon, Heather to Gordon, Jean
- Gordon, Jean to Gordon, Magdalen
- Gordon, Magdalene to Gordon, Robert
- Gordon, Robert to Gordon, William Alexander
- Gordon, William Braco to Gordon-Lennox, Hermione Frances Caroline
- Gordon-Lennox, Hilda Madeline to Gore, Christopher Charles
- Gore, Christopher Gerald to Gore, John Temple
- Gore, John Theodore to Gore, Thomas Gerard
- Gore, Thomas Ian to Gorges, John Howard
- Gorges, Katherine de to Goring, unknown daughter
- Goring, unknown daughter to Goschen, George Joachim
- Goschen, George Joachim, 1st Viscount Goschen to Gosling, Wirat
- Goslyn, Anne to Gottschalk, Rosemary Sonia
- Gotzens, Caroline to Gough, Sabina
- Gough, Samuel Gurney to Gould, John
- Gould, John to Goulter, Stephanie
- Gounod, Charles-Henri to Gow, Lucy Carmel
- Gow, Margaret Houston to Graaff, Johannes de Villiers
- Graaff, Johannes Jacobus to Graeme, unknown daughter
- Graesser, Fern to Graham, Caroline Egeria Malise
- Graham, Caroline Maria to Graham, Frances Jane
- Graham, Frances Lucy to Graham, John Douglas
- Graham, John Douglas Skelton to Graham, Patrick
- Graham, Patrick to Graham, William John
- Graham, William Lovett Cameron to Grammont, Theodule de
- Grammont-Crillon, Charles Emanuel de to Grange, William
- Grangehill, Baron of (Robert) to Grant, Arthur Rowland Harry
- Grant, Audrey Elizabeth Ferrier to Grant, Frances Eliza
- Grant, Frances Elizabeth to Grant, John of Culcabok
- Grant, John of Freuchie to Grant, Patrick 8th of Glenmoriston
- Grant, Patrick Alexander Benedict of Dalvey, 14th Bt. to Grant, Winifred Lillian
- Grant-Bogle, Catherine Stewart Crawford to Granville, Sir de (Robert)
- Granville, Steven Nicholas to Grattan-Bellew, Winifred Mary
- Grattan-Guinness, Susan Jane to Graves, Jane Anne
- Graves, Janice Penrose Iona to Gray, Ailsa Francis Wentworth
- Gray, Alan to Gray, Ethel Jane
- Gray, Eunice to Gray, Letitia Maria
- Gray, Lilian to Gray, St. George Hatfield
- Gray, Stella M. to Grayson, Vivienne Mary
- Graz, Charles Louis Maurice des to Greaves, Paulette
- Greaves, Peter Fiennes Ley to Green, Emily
- Green, Emily Mary to Green, Richard
- Green, Richard to Greenall, James Edward
- Greenall, Joan Madeline to Greene, Ethel
- Greene, Ethel to Greene, Miranda
- Greene, Miriam to Greenhill, Nigel Denis St. George
- Greenhill, Patricia Marilyn to Greenwell, Giles Henry
- Greenwell, Grace Frances to Greenwood, Wilma
- Greer, (Martha) Lindsay Dundas to Greer, John Turner
- Greer, John Turner to Greg, Thomas
- Gregan, Aidan Jack to Gregory, William
- Gregory, William to Grenfell, Hilda Margaret
- Grenfell, Hubert H. to Grenville, –
- Grenville-Gray, Ellinor Sophia to Greville, Fulke
- Greville, Fulke to Grey, Ann
- Grey, Ann to Grey, Elizabeth
- Grey, Elizabeth to Grey, Joanna C.
- Grey, Joanne Mary to Grey, Reynold, 4th Lord Grey (of Wilton)
- Grey, Reynold, 7th Lord Grey (of Wilton) to Gribble, Philip Le Grand
- Gribbon, Jennifer Mary to Grierson, Jane
- Grierson, Jane to Grieve, William W.
- Grievson, Ana Lucy McLeod to Griffith, Charles Hugh Waldie
- Griffith, Charles Marshall to Griffiths, Dulcie Hazel
- Griffiths, E. R. John to Grimaldi, Stéphanie Marie Elisabeth, Princess of Monaco
- Grimaud, Alfred to Grimston, Mary
- Grimston, Mary to Grogan, William Edward
- Grogan-Morgan, Elizabeth Geraldine to Grosvenor, Helen Frances
- Grosvenor, Henrietta to Grout-Smith, Shirley Ann
- Grouzinsky, Vera Ilinitchna to Grove, Œnone
- Grove-Palmer, Clive O. J. to Grubb, Vivian Anne
- Grubbe, Anne Eliza to Guard, William
- Guardia Lombarda, 14° Duca di (Fabrizio) to Gueldres, Reynold III, Count of Gueldres
- Guelph, Adolphus Frederick to Guest, Vanessa Wanger
- Guest, Victoria Woolworth to Guillermo, Nicolás Daniel Mauricio
- Guillon, Charles to Guinness, Frederick Roberts
- Guinness, Freya Caroline to Guinness, Sarah
- Guinness, Sarah to Guise, John Wright, 3rd Bt.
- Guise, John, 1st Bt. to Gully, William Salde
- Gulston, Judith to Gunn, Barbara
- Gunn, Barbara to Gunning, Charles John
- Gunning, Charles Theodore, 9th Bt. to Gunton, Judith
- Gunzbourg, Da’ad de to Gurney, Louisa
- Gurney, Lovel to Guthrie, James
- Guthrie, James Alexander to Guélat, Denis
- Guérin, Charlotte Marguerite to Gwynne, unknown
- Gwynne-Evans, 1st Baronet (William) to Habgood, Vera
- Habingdon, Eleanor to Habsburg, Wolfgang von
- Habsburg-Este, Franz IV to Habsburg-Lothringen, Gislinde von
- Habsburg-Lothringen, Gregor, Erzherzog von Österreich to Hacking, Margery Ethel
- Hacking, Mary to Hadfield, Virginia
- Hadidi, Elvira to Hagenburg, Wilhelmine von
- Hager, Alvah Robert to Haig, Douglas, 1st Earl Haig
- Haig, Edward to Hailes, Patrick
- Hailey, 1st Baron, of Shahpur in the Punjab and Newport Pagnell, co. Buckingham (William Malcolm) to Halasy, Eveline
- Halasz, Imre to Haldane, unknown daughter
- Haldane, unknown of Gleneagles to Hales, Margaret
- Hales, Margaret to Halkett, unknown daughter
- Halkyard, Daphne Caroline to Hall, Elizabeth
- Hall, Elizabeth to Hall, Jonathan Berkeley
- Hall, Jonathan Shawcross to Hall, Sarah
- Hall, Sarah to Hallewell, Josephine Annie
- Halley, Donald to Halsbury, Countess of (Wilhelmina)
- Halse, Ann to Halyburton, William of Dirletoun
- Halys, Alice to Hambro, Zipora
- Hambroeck, Lambert Joost de to Hamilton, 8th Lord, Baron of Strabane, co. Tyrone (James)
- Hamilton, 9th Baronet, of Donalong, co. Tyrone and of Nenagh, co. Tipperary (James Edward) to Hamilton, Archibald
- Hamilton, Archibald to Hamilton, Claud
- Hamilton, Claud to Hamilton, Emma Maria
- Hamilton, Enid Awa to Hamilton, Heather-Anne
- Hamilton, Helen to Hamilton, James, 1st Duke of Abercorn
- Hamilton, James, 1st Duke of Hamilton to Hamilton, John Helenus
- Hamilton, John James Edward to Hamilton, Margaret
- Hamilton, Margaret to Hamilton, Philip Arthur Marcus
- Hamilton, Philip James to Hamilton, unknown
- Hamilton, unknown to Hamilton-Dalrymple, Walter of North Berwick, 8th Bt.
- Hamilton-Davie, Pamela to Hamlin, Thomas
- Hamling, Margaret to Hammick, Stephen
- Hammick, Stephen to Hampden, William
- Hampden-Hobart, Anne Glover to Hampton, Elinor
- Hampton, Elisabeth June to Hampton, Julia
- Hampton, Julian James to Hampton, Peter Robert
- Hampton, Peter Robert to Hanau und Horowitz, Prinz von (Philipp)
- Hanau und Horowitz, Prinz von (Philipp) to Hanbury, Ned
- Hanbury, Nesta to Hancock, William
- Hancock, William to Handcock, William
- Handcock, William to Hanham, William, 8th Bt.
- Hanibal, Abram Petrovich to Hankey, Thomas
- Hankey, Thomas to Hanmer, Elizabeth Muriel
- Hanmer, Ellen to Hanmer, Thomas
- Hanmer, Thomas to Hannay, John
- Hannay, John to Hanover, Christian Oskar Ernst August Wilhelm Viktor Georg Heinrich
- Hanover, Duke of (George I Louis) to Hanson, Wanda Julia
- Hanssen, Ella to Harbord, William, 1st Bt.
- Harbord-Hammond, John Edward Richard to Harcourt, Zénaïde d'
- Harcourt-Olonde, Pierre Louis Bernard d' to Hardiman, Penelope
- Hardin, Ann to Harding-Newman, William Richard
- Harding-Rolls, John Charles Etherington to Hardman, Townley William
- Hardon, Robert to Hardy, Nicola Ann
- Hardy, Nicolai William Justin to Hare, Hariet Lydia
- Hare, Harriet to Hare, Winifred Anna Georgina
- Hare-Clarges, Anna Maria to Hargreaves, Tamsin Elizabeth
- Hargreaves, Thomas to Harington, Sophia
- Harington, Susan to Harley, William
- Harley-Chanvallon, Charlotte de to Harmon, Wilford
- Harms, Anne Marie to Harnier, Valeska Marie Natalie Henriette von
- Harnoncourt, Cecily d' to Harper, Winifred
- Harper-Hill, Jennifer Jane to Harrington, John
- Harrington, Jonny to Harris, Edith Jane Frederica
- Harris, Edmund to Harris, John
- Harris, John to Harris, Sarah Anne
- Harris, Sarah Bushby to Harrison, Carter Bassett
- Harrison, Cassidy Jay to Harrison, Henry Peace
- Harrison, Henry Steuart MacNaghten to Harrison, Miriam Sally
- Harrison, Molly Rachel to Harrison, Zoë Grace
- Harrison-Braodley, Henry Broadley to Hart Dyke, Millicent Ada
- Hart Dyke, Millicent Grace to Hart, Oliver
- Hart, Owen Wallace to Hartig, Heinrich Graf von
- Hartig, Heinrich Graf von to Hartley, Sarah
- Hartley, Sheila Margaret to Hartwell, Houlton
- Hartwell, Jeannette Marion to Harvey, Eveline Norcott
- Harvey, Evelyn Musgrave to Harvey, Richard
- Harvey, Richard to Harwood, Neil
- Harwood, Nicholas to Hasler, William Wyndham
- Haslerig, Edward to Hastings, Ann
- Hastings, Ann to Hastings, George Fowler
- Hastings, George Godolphin to Hastings, Rebecca
- Hastings, Richard to Hatch, William Thomas
- Hatchell, Dorothy Frances to Hatton, William Howard Brinton
- Hatvan, Katalin Hatvany de to Havelock, William Waller Carrington
- Havelock-Allan, Alice to Hawes, Susan
- Hawey, Julian to Hawkesworth, Walter
- Hawkey, Charles to Hawkins, Jane Louisa
- Hawkins, Janet Lucy to Hawkins-Whitshed, St. Vincent, 3rd Bt.
- Hawkison, Margaret to Haworth, Dorothea
- Haworth, Edith Louise Pollen to Hay, Adelaide Louisa
- Hay, Agatha to Hay, Daphne
- Hay, David to Hay, Helen
- Hay, Helen to Hay, Laura Buchan
- Hay, Laura Elizabeth to Hay, Prudence L. S.
- Hay, R. to Hay, Zoe Margaret Thomson
- Hay-Drummond, Abigail to Haydon, Walter Turner
- Haydon-Baillie, Malcolm to Hayes, Sarah Alice
- Hayes, Sarah Mary Malet to Haynes, Francis Joseph
- Haynes, Freeman Archibald Grant to Hayward, William Leland
- Hayward-Higham, Emma Charlie to Hazlerigg, Rupert Heron
- Hazlerigg, Sarah Ann to Head, Katherine Anette
- Head, Kathleen Campbell to Heale, Walter William
- Healey, A. J. T. to Hearne, W.
- Hearsay, Catherine to Heathcoat-Amory, William, 5th Bt.
- Heathcock, Joan to Heathcote, George Edward
- Heathcote, George Gage to Heathcote, Rosemary Alice Beresford
- Heathcote, Rosemary Hilda Beresford Carter to Heaton-Armstrong, Jane
- Heaton-Armstrong, John to Heber-Percy, Mary Katherine Victoria
- Heber-Percy, Maude Ellen to Heemstra, Willem Hendrik Johan baron van
- Heeney, Ann to Heimrod, Wilhelm Baron von
- Hein, Catarina Maria to Hellyer-Crawford, Jean Anne
- Helm, Alexander Knox to Hely Hutchinson, unknown daughter
- Hely Hutchinson, unknown daughter to Hemphill, William
- Hempsall, Anne Isabel Jane to Henderson, Beatrice Mary
- Henderson, Beatrix to Henderson, James
- Henderson, James to Henderson, Phoebe Anne
- Henderson, Phyllis to Hendry, Sophia Elizabeth
- Hends, Margaret Theresa to Henley, Joan Beryl
- Henley, Joanna Katharine to Henniker, Eleanor Margaret
- Henniker, Elizabeth to Henrian, Peter
- Henrici, Claudia Sabine to Henshaw, Thomas Spencer Edward
- Hensler, Elise Frederica, Countess of Edla to Hepburn, Mary Anne
- Hepburn, Mary Jane to Herbert, Anna Caroline
- Herbert, Anna Maria to Herbert, Henry Arthur
- Herbert, Henry Arthur to Herbert, William
- Herbert, William to Heriot-Maitland-Dougall, Winifred McKinstry
- Heristal, Clotilda of to Heron-Maxwell, Hilda Adelaide Eleanor
- Heron-Maxwell, Ivor Walter Heron, 8th Bt. to Herrán Olozaga, Tomás José René
- Herrán y de Vacca, Patricia to Hervey, Gerald Edward
- Hervey, Gerald Edward William to Hervey-Bathurst, Violet Maude
- Hervé, Diana Synge to Hesketh, Mynshull
- Hesketh, Nicholas to Hessen-Darmstadt, Ludwig V Landgraf von
- Hessen-Darmstadt, Ludwig VI Landgraf von to Hessen-Kassel, Prinzessin von (Clarissa Alice)
- Hessen-Kassel, Prinzessin von (Dorothea Charlotte Karin) to Hester, Maud Gladys Hastings
- Hester, Mildred Vyner to Hewett, James John
- Hewett, Jane to Hewitt, James
- Hewitt, James Andrew to Hewson, Maurice
- Hewson, Maurice FitzGerald to Heygate, Thomas
- Heygate, Thomas to Heywood, Kate Elizabeth Bridget
- Heywood, Katharine Louisa to Hibbert, Frances Caroline
- Hibbert, Francis to Hickman, Clare Mary
- Hickman, Clarice May to Hickman, Wray Palliser
- Hickman-Windsor, Herbert to Higbee, William
- Higford, Higford to Highley, William Samuel
- Highlord, Susanna to Hiley, William John Haviland
- Hilford, Mary Joan to Hill, Catherine
- Hill, Catherine Beverly St to Hill, Ellen Mabel
- Hill, Ellen Maria to Hill, James Carthew
- Hill, James Duke to Hill, Margaret
- Hill, Margaret to Hill, Richard
- Hill, Richard to Hill, Vivienne Constance
- Hill, W. E. to Hilliard, William
- Hillier, Alan John to Hilton, William Barron, Jr.
- Hilton-Green, Chetwode Charles Hamilton to Hinds, William
- Hindson, Arthur William to Hipwood, Sebastian John
- Hiramatsu, Yoshiko to Hite, Nelly Conway
- Hitson, Dorothy to Hoare, Edith Mary
- Hoare, Edmund to Hoare, Joyce Margaret Page
- Hoare, Joyce Norah to Hoare, unknown daughter
- Hoare, unknown daughter to Hobart, unknown son
- Hobart, unknown son to Hobhouse, Harriet Theodora
- Hobhouse, Helen Sylvia to Hochberg, Wilhelm Dietrich Graf von
- Hochepied Larpent, Margurite de to Hodges, Lucy
- Hodges, Lucy Janet to Hodgson, Henry Michael
- Hodgson, Honora Janet to Hodson, Sarah
- Hodson, Sarah Wormald to Hofmann, Veronica
- Hofmannsthal, Annabel Lea von to Hogg, Harriette
- Hogg, Helen to Hoghton, Guy de
- Hoghton, Guy de to Hohenberg, Valerie von
- Hohenbuhel, Alexander Karl Bernhard Johannes Dietrich Maria Baron von to Hohenlohe-Ingelfingen, Wilhelmine Eleonore zu
- Hohenlohe-Jagstberg, 5th Fürst zu (Albrecht) to Hohenlohe-Langenburg, Prinzessin zu (Katharina Clementine Beatrix)
- Hohenlohe-Langenburg, Prinzessin zu (Luise Eleonore) to Hohenlohe-Waldenburg-Schillingsfürst, Marie Antoinette zu
- Hohenlohe-Waldenburg-Schillingsfürst, Marie Christine Catharine zu to Hohenlohe-Öhringen, Wolfgang Maxmilian Leonce Hans Clemens August Rüdger
- Hohenlohr, Jörg to Hohenzollern, Johann Sigismund
- Hohenzollern, Johanna to Hohenzollern-Sigmaringen, Prinz
- Hohenzollern-Sigmaringen, Prinz to Holbech, William Hugh
- Holbert, Martha June to Holden, James Joseph
- Holden, James Peter Duncan to Holdron, Margery Cecil
- Holdsworth, Alexander to Holland, Florence Helen
- Holland, Florence Nina to Holland-Martin, Timothy David
- Hollande, Adelaide de to Hollond, Tom Robert
- Hollos, B. to Holme-Sumner, William
- Holme-Sumner, William to Holmes, Elizabeth
- Holmes, Elizabeth to Holness, Rosalind
- Holnstein aus Bayern, Anna von to Holstein-Gottorp, Prinz von (Adolf)
- Holstein-Gottorp, Prinz von (Friedrich) to Holt, J. D.
- Holt, J. F. to Holy, unknown daughter
- Holyland, Mary to Home, George
- Home, George to Homfray, Virginia
- Homfrey, Lorn Edward Hambly to Honywood, Mildreda
- Honywood, Perry to Hood, Marguerite Jenny
- Hood, Marguerite Jenny to Hoole, Raymond
- Hooley, Harriet to Hope Johnstone, Nerida Mae
- Hope Johnstone, Octavia Sophia to Hope, Claire Evelyn
- Hope, Clara Harriet to Hope, Jessie Scott
- Hope, Joan Alice to Hope, Rebekah Maria
- Hope, Reginald John to Hope-Vere, William Edward
- Hope-Wallace, Alice Maud to Hopkinson, Charles
- Hopkinson, Charles Cesare to Hopson, William
- Hopton of Stratton, 1st Baron (Ralph) to Hordern, Vivian Charlotte
- Hore, Agnes to Horn, Winifred
- Hornak, Alice Laura to Horne, Kate
- Horne, Kenneth to Horowitz, Yael Tayce
- Horps, Dorothee to Horsford, Thomas Moor Alphonse
- Horsley, Angela Leslie to Horton, John
- Horton, John Bernard to Hoskyns, Eleanor
- Hoskyns, Elizabeth Anne to Hoskyns-Abrahall, John Leigh
- Hoskyns-Abrahall, John Wren to Hotham, Frances Anne Juliana Rous
- Hotham, Frances Charlotte Agnes to Houghton, Constance Mabel
- Houghton, Daisy to Houssemayne Du Boulay, Michael Hardinge
- Houssemayne Du Boulay, Michael Henry to Houstoun-Boswall, Thomas Randolph of Blackadder, 5th Bt.
- Houstoun-Boswall, William to Howard, Ann
- Howard, Ann to Howard, Edith Constance
- Howard, Edith Maria May to Howard, Harold Muncaster
- Howard, Harold Walter Seymour, 1st Bt. to Howard, Lavinia Zaria
- Howard, Leanda to Howard, Phyllis Maude
- Howard, Priscilla Margaret to Howard, Zoe Beatrice Elsworthy
- Howard-Baker, Ben to Howe, Lucy
- Howe, Maria Juliana to Howes, Thomas
- Howey, Annie Ethel Talbot to Howland, Wayne
- Howlett, Arthur Godfrey to Hoyos, Marie Christine
- Hoyos, Marie Elisabeth to Hubbard, Winifred Mary
- Hubbart, Edmund to Hudson, Ellen
- Hudson, Ellen Rose to Hug, Siegilde Marie Therese
- Hugel, Amelie von to Hughes, Anne
- Hughes, Anne to Hughes, Hugh Robert
- Hughes, Hugh Robert to Hughes, Sarah Elizabeth
- Hughes, Sarah Jane to Huith, Mary
- Huizinga, Jacob Herman to Hulse, William
- Hulst, Comtesse d' (Marie Victoire Camille) to Hume-Spry, Phyllis Clare Hume
- Humez, John de to Humphreys, Winifred Dorothy
- Humphreys-Owen, Alice to Hungerford, Dilys Patricia Eyre
- Hungerford, Donald Gordon to Hungerford, Lilian Mackenzie
- Hungerford, Lilian Maud Mary to Hungerford, unknown
- Hungerford, unknown to Hunt, Henry
- Hunt, Henry Cecil John, Baron Hunt to Huntar, William
- Huntbach, John to Hunter, Elizabeth Hathaway
- Hunter, Elizabeth Letitia to Hunter, Rebecca
- Hunter, Rebecca to Huntington, William Balle
- Huntington-Whiteley, 2nd Baronet (Herbert Maurice) to Hurdle, Frederick
- Hurepel, Joan to Huskisson, William
- Huson, Leslie William to Hussey, William Clive
- Hussey-Bickerton, Anne to Hutchinson, Mike
- Hutchinson, Miranda Katherine to Huth, Karl
- Huth, Kate R. to Hutton, William
- Hutton, William Bacon to Hyde, John Wolley
- Hyde, Jonathan to Hynes, Tracy
- Hynson, Anne to Iglesias y Pérez Albán, María de las Mercedes
- Iglesias, Cerrajas Jaime to Illingworth, William
- Illman, Joyce to Incledon, Susan Amber
- Incledon-Webber, Angela Florence to Ingleby, William, 2nd Bt.
- Ingledew, Sophia to Ingoldsby, Mary
- Ingoldsby, Mary to Inman, William St. John
- Inn, Agnes to Innes, David Innes of Coxton
- Innes, David Innes of Coxton to Innes, Isobel of
- Innes, Jacky to Innes, Margaret
- Innes, Margaret to Innes, Walter, 2nd Bt.
- Innes, Warren to Inverness, 5th Viscount of (George)
- Inverurie, Lord (Ian Douglas Montagu) to Irby, Leonard
- Irby, Leonard Edward to Ireland, William Henry
- Ireland, William Stanley de Courcy to Irvine, Catherine Elizabeth Joyce
- Irvine, Cecil to Irvine, Willian
- Irvine-Boswell, Anne to Irwin, Margaret
- Irwin, Marilyn to Isenburg, Valerie von
- Isenburg, Victor Alexander John Prinz von to Isles, – of the
- Isley, Henry to Ivens-Ferraz, Robyn Ann
- Iverk, Baron of, County Kilkenny (Milo) to Jackman, William Arthur
- Jacks, Ann to Jackson, Edith Jane
- Jackson, Edith Jane to Jackson, Hilda Margaret
- Jackson, Hildred to Jackson, Marvin Charles, Jr.
- Jackson, Mary to Jackson, Thomas
- Jackson, Thomas to Jacobs, Josephine Mary
- Jacobs, L. to Jaffray, William, 2nd Bt.
- Jaffé, Henry Norman to James, Christopher George Walter, 5th Baron Northbourne
- James, Christopher Leslie Donan to James, Marlene Karen
- James, Martha to Jameson, Melville Stewart
- Jameson, Michael to Janson, Sophie
- Janssen, 1st Baronet, of Wimbledon, Surrey (Theodore) to Jardine, Minnie Dunbar
- Jardine, Monica Maud to Jauregui, unknown
- Javsicas, Gabriel to Jebb, Samuel Henry Dodington
- Jebb, Serena Emma Rose to Jeffery, Wilhelmina
- Jefferyes, Albinia Jane to Jeffs, William James Daniel
- Jeger, Baroness, of St Pancras in the County of Greater London (Lena May) to Jeltz, Baron von und zu (Robin Patrick)
- Jemail, Emil to Jenkins, Melanie
- Jenkins, Muriel Alma to Jenks, Robert Philip
- Jenks, Rosemary to Jennings, Oliver
- Jennings, Oliver B. to Jermyn, William
- Jernegan, Anne to Jervis, William Monk
- Jervis-White-Jervis, Aline to Jesson, William Ash
- Jessop, A. W. to Jobst, Ingrid
- Jobstl, Barbara to John, Winifred
- John-Anstice, Elizabeth Ruscombe to Johnson, Catherine Delicia
- Johnson, Catherine Frances to Johnson, Gwendolen
- Johnson, H Whiteside to Johnson, Marie
- Johnson, Marie Louise Carmel to Johnson, Sarah Jack Paley
- Johnson, Sarah Jane to Johnston of Lochwood, Lochmaben, Moffatdale and Evandale, 4th Lord (George)
- Johnston of Lochwood, Moffatdale and Evandale, 1st Lord (James) to Johnston, Emily
- Johnston, Emily to Johnston, Lindsay Alex
- Johnston, Lisa Hingaia to Johnston, Thomas Alexander
- Johnston, Thomas Alexander 14th Bt. to Johnstone, Charles Frederick Dale
- Johnstone, Charles George to Johnstone, Isabel
- Johnstone, Isabel to Johnstone, Mary Cecilia
- Johnstone, Mary Dunbar to Johnstone, Zara Elizabeth
- Johnstone-Dougall, John Crawford to Jolliffe, Hylton
- Jolliffe, Hylton George Hylton, 3rd Baron Hylton to Jones, Arthur
- Jones, Arthur to Jones, Edna Alice
- Jones, Edna Alice to Jones, Henry
- Jones, Henry to Jones, Lilian Ada
- Jones, Lillian to Jones, Peggy Phyllis
- Jones, Perry to Jones, Tully Michelle
- Jones, Ty Russel to Jordan, Jordan fitz
- Jordan, Julia Ann to Jouve, unknown
- Joux, Anne Arnoux de to Juarez, Hugo Ramon
- Juarez, Hugo Walter to Jung, Victoria
- Jungman, Beatrice to Jülich, Yolanthe von
- Jülich-Cleves-Berg, Wilhelm III Herzog von to Kamil, Sheila
- Kaminski, Charles to Karolyi, Viktor
- Karooz, Angela to Kavanagh, Moriartogh
- Kavanagh, Moriertagh Mac Art Boy to Kaynes, Nicholas
- Kays, Frances Amelia to Kearney, William
- Kearnie, Elizabeth de to Keele, Winifred Mary
- Keeler, Elijah to Keighley, William Geoffrey
- Keighly, Henry Peach to Keith, Jean Maitland
- Keith, Joan to Keith-Murray, William Patrick
- Keith-Smith, Ronald Charles to Kellett, Stanley Charles 7th Bt.
- Kellett, Stanley Everard to Kellogg, Palm
- Kellogg, Patricia Louise to Kelly, John
- Kelly, John to Kelton, Maximilian Anthony
- Kelvedon, Baron, of Ongar in the County of Essex (Henry Paul Guinness) to Kemp, Serena Jane
- Kemp, Shirley Anne to Kendall, Jane Penelope
- Kendall, Joan to Kennard, David
- Kennard, David Adam Broadmead to Kennaway, Gertrude Ella
- Kennaway, Gladys to Kennedy, Doris Ruth Julia Sybil
- Kennedy, Dorothea to Kennedy, Janet
- Kennedy, Janet to Kennedy, Miles Thomas Pitt
- Kennedy, Minnie Hilda to Kennett, William
- Kennett-Barrington, Leila Winifred Leonor to Kent, Nancy Olivia
- Kent, Nicholas Philip to Kenyon, Mary
- Kenyon, Mary to Keppel, Frederick Charles
- Keppel, Frederick George to Ker, William of Broomland
- Ker, William of Cessford to Kergolay, Yves Louis Marie Joseph de
- Kerielle, Elizabeth to Kerr, Elizabeth Ann
- Kerr, Elizabeth Anne to Kerr, Mary Anne Jane
- Kerr, Mary Caroline Alice to Kerrill, Thomas
- Kerrin, Charles J. W. to Kervern, Vicomte de (Alain)
- Kerwin, Allan to Keudell, Heike von
- Keudell, Inga von to Keynes, Zachary Edmund
- Keys, Agnes to Kidd, William Ennis
- Kiddell, Jamie Michael to Kilbirny and Drumry, 9th Lord (John Trotter)
- Kilbirny, Kingsburn and Drumry, 1st Lord (John) to Killick, Timothy E.
- Killigrew, Anne to Kilwarlin, Viscount (Edmund Robin Arthur)
- Kilworth, 1st Baron, of Moore Park, co. Cork (Stephen) to Kincardine, Countess of (Veronica)
- Kinch, Elizabeth to King, Anne Maria
- King, Anne Sarah to King, Frank R.
- King, Frederick to King, Jonie Vanessa
- King, Josiah Rowley to King, Robert
- King, Robert to King-Harman, Jeanette Stella
- King-Harman, Judith Serena to Kingscote, Arthur Fitzhardinge
- Kingscote, Caroline Frances to Kingsford, Vanessa Rose
- Kingsland, 2nd Viscount Barnewall of to Kingston, John
- Kingston, John to Kinloch, Elizabeth
- Kinloch, Elizabeth Anne to Kinnaird, Walter, Baron of Culbin
- Kinnear, 1st Baron, of Spurness, co. Orkney (Alexander Smith) to Kintore, Master of (James William Falconer)
- Kintyre and Lorn, 10th Marquess of (Niall Diarmid) to Kirjanov, Serge
- Kirk, Anne to Kirkpatrick, Beryl
- Kirkpatrick, Beryl Agnes to Kirkpatrick, Thomas
- Kirkpatrick, Thomas to Kirwan, Walter Blake
- Kirwan-Taylor, Adam Gray to Kitson, James Buller
- Kitson, James Buller (Reverend) to Klercker, Fredrik af
- Kleve, Adelheid von to Kloss, Rainer Albrecht von
- Kloss, Rixta von to Knatchbull, Michael Herbert Rudolf
- Knatchbull, Michael Herbert Rudolf, 5th Baron Brabourne of Brabourne to Knecht, Vittoria
- Kneidecker, Gloria to Knight, Lucy
- Knight, Lynda Marie to Knightley, Winifred
- Knightly, Catherine to Knollys, Sophia Elizabeth Tuckfield
- Knollys, Susan Anne to Knowles, Zaria Caroline Annabel
- Knowling, Arthur to Knox, Henrietta Mary Octavia
- Knox, Henry to Knox, Zinna Ethel
- Knox-Browne, Augusta Caroline to Kockot, Barbara Maud
- Kockritz, Elisabeth von to Konopka, Suzanne Louise
- Konrad, Hannelore to Kossovskya, Nathalie Maxmovna
- Kostecki, Christiane to Krantz, Agneta
- Kranz, Malgorzata to Kruger, Zia
- Kruidbos, Leo to Kurland, Wilhelm Herzog von
- Kuroski, Irena to Kyrburg und Schmidtburg, Emich II Wildgraf in
- Kyrburg-Mörchingen, Johann VIII Rheingraf von to La Touche, James Digges
- La Touche, James Digges to Labuda, Zuzanna Alberta
- Lacaita, Charles Carmichael to Lacy, Eliza
- lacy, Elizabeth to Lage, Margaret Viola
- Lageham, Katharine to Laing, Shirley Rae
- Laing, Shona Jane to Lake, Winter Philip Edward
- Laker, Jane Harper to Lamb, Jonathan Robert
- Lamb, Judith to Lambart, Percy Francis
- Lambart, Radulphus Lennox to Lambert, Clara
- Lambert, Clara Constance to Lambert, John
- Lambert, John to Lambert, Sophie Alice Doanda
- Lambert, Stephen Walter to Lambton, D'Arcy
- Lambton, D'Arcy to Lamont, Robert
- Lamont, Robert to Lancaster, Margaret
- Lancaster, Margaret to Landon, Veronica Claire
- Landreth, Susan Mary to Lane, Frances Catherine Genette Douglas
- Lane, Frances Lennox Heneage to Lane, Withy
- Lane-Davies, Alfred to Langdale, Marmaduke Joseph
- Langdale, Marmaduke, 5th Baron Langdale to Langham, Margaret Emma
- Langham, Maria to Langrishe, Henrietta Maria
- Langrishe, Henry Hoadly to Langworthy, Kathleen Pamela
- Lanham, Dora N. to Lapthorn, Shirley Ann
- Lapthorne, Charles Albert to Larsen, Xenia
- Larslake, David Ian Howard to Lascelles, Jane Barbara
- Lascelles, Janet to Lastra González, Ángela de la
- Lastra Granda, Borja de la to Lathrop, Thomas
- Lathune, Tihel de to Lauchlan, Todd Donald
- Laud, Mary Arabella to Laur, Louis
- Lauraguais, Catherine de to Laurie, William Robert
- Laurier, Dennis de to Law, Diane Joyce
- Law, Dorothea to Law, Stephen Frederick
- Law, Susan Claire to Lawley, Francis, 7th Bt.
- Lawley, George Bateman to Lawrence, Eugenie Craddock
- Lawrence, Evan William to Lawrence, Verity
- Lawrence, Victoria Margaret to Lawson, Elizabeth
- Lawson, Elizabeth to Lawson, Thomas Paulinus
- Lawson, Thomasina Posy to Layton, Michael John
- Layton, Norman to Le Fanu, Maria Alexandrina
- Le Fanu, Marian Emma to Le Poer Trench, Lucy
- Le Poer Trench, Mary Agnes to Leach, Elizabeth Mary
- Leach, Ellen to Leahy-Taylor, J.
- Leake, Anne to Leask, Isobel
- Leask, Isobel to Leathes, Timothy de Mussenden
- Leathley, Frances to Lechmere, William Henry
- Lechmere-Charlton, Nicholas to Ledlie, Martha
- Ledmon, Jane Maria to Lee, Henry IV
- Lee, Henry T. to Lee-Dillon, Robert Francis
- Lee-Grattan-Guinness, Adelaide Rebecca to Leeds, Henrietta Elizabeth
- Leeds, Henry to Lees, Eleanor Rosalie Dumville
- Lees, Elinor to Lees, William Eden
- Lees, William Harrison to Lefroy, William G.
- Lefèvre, Amy to Legard, Winifred
- Legare, Bailie Peyton, III to Legge, Peggy
- Legge, Peter to Legh, Robert
- Legh, Robert to Leigh, Anne
- Leigh, Anne to Leigh, George
- Leigh, George to Leigh, Maud
- Leigh, Maud to Leigh-Pemberton, William Francis
- Leigh-Perrot, James to Leiningen, Prinz zu (Andreas)
- Leiningen, Prinz zu (Eduard Friedrich Maximilian Johann) to Leith, Jemima
- Leith, John to Leloup, Charles Eugene
- Lely, Annette Jane to Lennard, Maud
- Lennard, Pembroke to Lenormant, Jeanne Antoinette
- Lenox, Anne to Leonard, John J. A.
- Leonard, John S. to Lesbos, Maria of
- Lescarbeau, Carman H. to Leslie, Edward, Bt.
- Leslie, Eliza Myhill to Leslie, Margaret
- Leslie, Margaret to Leslie-Melville, Xenia Winifred
- Leslie-Melville-Cartwright, Elizabeth Harriet to Lethbridge, Thomas
- Lethbridge, Thomas to Lever, Elizabeth Ruth
- Lever, Emily to Leveson-Gower, Mark Broke
- Leveson-Gower, Mary to Levinge, George Edward
- Levinge, George Marcus Tenison to Levy, Zephyr Elijah
- Levy-Lawson, 1st Baronet, of Hall Barn, Beaconsfield, co. Bucks (Edward) to Lewis, Caroline Rachel Josephine
- Lewis, Caroline Serena to Lewis, John Roland
- Lewis, John Selby North to Lewis, William Beevor
- Lewis, William Brereton Couchman to Lewthwaite, Thomas
- Lewthwaite, Tina Marie to Leyland, William
- Leyland-Naylor, Kirstie to Liddell, Geoffrey Andrew
- Liddell, Geoffrey William to Lidwell, Thomas
- Lidwill, Anna to Liechtenstein, Marie Amalie von
- Liechtenstein, Marie Anne von to Lightfoot, Thomas
- Lightle, Thener to Lilley, William Herbert
- Lillian, Anna to Limerick, Viscountess of the City of (Harriet)
- Limesay, Alan de to Lindesay-Bethune, Wilma
- Lindfield, Camilla Jane Winter to Lindsay, Anna
- Lindsay, Anna to Lindsay, Francesca Sophia Katharine
- Lindsay, Francis Howard to Lindsay, Letitia
- Lindsay, Lilias to Lindsay, Thomas Spencer
- Lindsay, Tracey Sharleen to Lines, William Richard Truscott
- Lines-Roberts, Denise to Lintz, Warren Tico
- Linz, Gudrun Huemer to Lippe-Weissenfeld, Theodora Maria Prinzessin zur
- Lippens, Jean-Marie de to Lisle, William de
- Lismore of Shanbally Castle, 1st Baron, co. Tipperary (Cornelius) to Lister-Kaye, Elizabeth Margaret
- Lister-Kaye, Emily Alice to Litta, Giulio Renato
- Littaur, David Allan to Littlejohn, William
- Littleover, Ophelia to Littleton, Zoë Annette
- Littlewood, Arthur Bernard to Livingstone, Jean
- Livingstone, Jennifer Mary Hamilton to Llewelyn, unknown
- Llewelyn-Davies of Hastoe, Baroness, of Hastoe in the County of Hertfordshire (Annie Patricia) to Lloyd, Cindy Annette Ellen
- Lloyd, Clarice Audrey to Lloyd, George John
- Lloyd, George Llewellyn to Lloyd, Mabel Rose
- Lloyd, Margaret to Lloyd, Thomas
- Lloyd, Thomas to Lloyd-Verney, Ulick Otway Vortigern
- Lloyd-Webber, Baron, of Sydmonton in the County of Hampshire (Andrew Lloyd) to Lobkowicz, Therese von
- Lobkowicz, Tobias Prinz von to Locke, Katherine Hélène
- Locke, L. J. to Lockhart, Matilda Theresa
- Lockhart, Minna to Loder, Cressida
- Loder, David Eustace to Loe, Maximilian Baron von
- Loe, Maximilian Graf von to Loftus, Mary
- Loftus, Mary to Lombard de Buffierres de Rambuteau, Yolande
- Lombard, Anne to Long, Anne R.
- Long, Annette Catherine Eleanora to Long, Georgiana Frances
- Long, Georgiana Selina to Long, Muriel
- Long, Muriel Millesaintes Lilian to Longbourne, Richard
- Longchamp, Henry de to Longley, unknown
- Longley-Cook, Amy Claire to Lonsdale, Gillian Eleanor Mary Stuart
- Lonsdale, Gladys Alwyn to Lorcain, Cennetig, King of Thomond
- Lord, Ada to Lorn, Marquess of (George John)
- Lorne, 10th Lord (Archibald) to Lorraine-Elboeuf, René de
- Lorraine-Harcourt, Alfonse Henri de to Lothringen, Siegfried Graf von
- Lothrope, Ellen to Louth, THE 16TH BARON
- Louth, Timothy James Oliver to Lovell, Ellen Naomi
- Lovell, Emma to Low, Dorothy
- Low, Edith to Lowe, Henrietta
- Lowe, Henrietta Margaret to Lowis, Thomas Glass
- Lowndes, Clara Essex to Lowry-Corry, Wilhelmina Amelia
- Lowsley-Williams, Beatrice Mary to Lowther, Henrietta Isabella
- Lowther, Henry to Lowther, William, 3rd Bt.
- Lowther-Crofton, 10th Baronet, of The Moate, co. Roscommon (Edward Harry Piers) to Lubbock, Gertrude
- Lubbock, Gillian to Lubienski, Thomas Andreas Constantine
- Lubkowitz, Johannes to Lucas, Henry
- Lucas, Henry to Lucas-Clements, Thomas John
- Lucas-Lane, Henry to Luckock, Thomas Henry
- Luckow, Anne to Luddington, William Henry Cropley
- Lude, Geoffrey du to Lumley, Frances
- Lumley, Frances to Lumsden, unknown
- Lumsden, unknown to Lupton, Jessie
- Lupton, Kate to Lushington, Louisa
- Lushington, Louisa Fanny Maria to Luts, Tania Lynne
- Luttelton, Anselm de to Luxembourg, Willem I de
- Luxembourg-Penthièvre, Marie de to Lygon, Margaret
- Lygon, Mary to Lynch, Edward
- Lynch, Edward Brendan to Lynch-Blosse, Fiona Carol
- Lynch-Blosse, Frances Dorothy to Lyon, Edward
- Lyon, Edward to Lyon, Sylvia Mary
- Lyon, Tanya Nicolette to Lyons, Thomas Patrick
- Lyons, unknown to Lysley, William Lowther
- Lysons, Charlotte to Lyttelton, Margaret
- Lyttelton, Margaret Lucy to López de Lerena y del Portillo, Sebastian Fernando
- López de Lerena, Maria to Löwenstein-Wertheim-Rosenberg, VIII Fürst zu (Karl)
- Löwenstein-Wertheim-Virneburg, Friedrich Eberhard Graf zu to MacAdam, Thomas John Stannard
- Macafee, Elizabeth Ann to Macarthur, unknown wife
- Macarthur-Onslow, Denzil to Macartney-Filgate, Winifred
- Macartney-Snape, Deborah to MacCarthy, Mary Susanna
- MacCarthy, Michael Desmond to MacDermot, Francis
- MacDermot, Francis Celestine to Macdonald, Alexander
- Macdonald, Alexander to Macdonald, Archibald Keppel, 3rd Bt.
- Macdonald, Archibald of Barisdale to Macdonald, Elizabeth
- Macdonald, Elizabeth to Macdonald, James
- Macdonald, James to Macdonald, Margaret
- Macdonald, Margaret to Macdonald, Ranald
- MacDonald, Ranald to Macdonald, William
- MacDonald, William to Macdonell, Zenaida Tapawan
- Macdonnel, Aeneas Ranald Donald 22nd Chief of Glengarry to MacDougall, Kenna Alexandra
- Macdougall, Laura Margaret Valerie to Macdowall, William
- Macdowall, William to Macfarlane, Winston William
- Macfarlane-Barrow, Ailse Brighde to MacGregor, Fanny
- MacGregor, Fiona Judith to Machay, Robert Ranald
- Machell, Percy Wilfred to MacJordan, unknown daughter
- Mack, A. E. to Mackay, Marion
- Mackay, Marion Charlotte to Mackenzie, Amanda Jane
- Mackenzie, Amanda Louise to Mackenzie, Elizabeth Anne
- Mackenzie, Elizabeth Brooke Jane to Mackenzie, Jennifer
- Mackenzie, Jennifer Alexandra to Mackenzie, Margaret
- Mackenzie, Margaret to Mackenzie, unknown daughter
- Mackenzie, unknown daughter to Mackinnon, Caroline
- Mackinnon, Caroline Emma to Mackintosh, David Forbes
- Mackintosh, Diana Mary to Mackintosh, Thomas
- Mackintosh, Thomas Harold George to Mackworth, Mary
- Mackworth, Mary Alice Robinson-Smith to Maclaine, Olive Marguerite
- Maclaine, Olive Marguerite to Maclean, Christina
- Maclean, Christina to Maclean, Marion
- Maclean, Marjorie to Macleod, Carole Alice Grant
- Macleod, Caroline Margaret Seymour to MacLeod, Malcolm
- MacLeod, Malcolm to MacLeod, William, 14th Chief of MacLeod
- Macleod-Carey, A. E. to Macmillan, John St. Clair
- Macmillan, Joshua to Macnab, William Dick
- Macnabb, Alexandra to MacNeal, unknown of Ugadale
- MacNeale, Catherine to Maconachie, Richard Roy
- Maconchy, Barbara to Macpherson, Isabella Mary
- Macpherson, Isla to Macqueen, Malcolm
- Macqueen, Malcolm Potter to Mactaggart, Theodore Brent
- MacTaggart-Stewart, 1st Baronet (Mark John) to Madden, Kirsteen Victoria
- Madden, Laughlin to Magan, Emily
- Magan, Emily Georgina to Magill, William John
- Maginity, Rose Anna to Mahaffy, Vivian
- Mahalia, Margaret to Mahon, Zenobia
- Mahoney, Annie to Main, Thomas Ryder
- Mainds, Allan Gilfillan to Mainwaring-Burton, William
- Mainz, Albrecht Kurfürst von to Maitland, Alfred Henry
- Maitland, Alfred Sydney Frederick, 16th Earl of Lauderdale to Maitland, John
- Maitland, John Douglas, Viscount Maitland to Maitland-Heriot, Jean Isabella
- Maitland-Heriot, Jean Ursula to Makgill, David of Rankeillour
- Makgill, Deborah Elizabeth Mary to Makins, Hugh
- Makins, Isabel to Malcolm, Isabella
- Malcolm, Isabella Charlotte to Malen, T. Everett
- Malenfant, Linda to Malet, Sarah Agnes
- Malet, Sibyl Harold Wyndham to Mallinckrodt, Sophie
- Mallinson, (William) James Mallinson to Malone, Vera Millicent
- Malonek, John Michael to Manahan, Sheila
- Manaluz, Teena Marie to Mander, Emily Louise
- Mander, Emma Kaaren to Manekjee, Nowrojee Jewajee
- Maners, Anne Christine to Mann, Katharine
- Mann, Laetitia to Manners, William
- Manners, William to Manns, Stephen Noel
- Manny, Annie to Mansel, John Philip
- Mansel, John Philip Ferdinand, 14th Bt. to Mansergh, Wilmsdorff George
- Mansergh-Wallace, Phillipa to Mantova, Principessa di (Maria)
- Mantovani, Anna to Marais, Rupert
- Maran, Alicia to March, Martha
- March, Mary to Marcus, Roslyn
- Marcy, Arthur to Margesson, Mary Gay Hobart
- Margesson, Mary Louisa to Marjoribanks, George
- Marjoribanks, George Erskine to Markham, Elizabeth
- Markham, Elizabeth Ann to Markstein, Felix
- Markus, Gabor to Marnix de Saint Aldegonde, Virginie de
- Marnix de Sainte Aldegonde, Humbert de to Marriott, Felicity Anne
- Marriott, George Strickland to Marsh, Eamonn
- Marsh, Edith to Marshall, Claudine Frances
- Marshall, Constance to Marshall, Maxine Lawson
- Marshall, Melissa Lynn to Marsham, Walter John
- Marsham-Townshend, Averil Innes to Martin, Arabella
- Martin, Arabella to Martin, Helen Mary
- Martin, Helen Ross to Martin, Maud Violet
- Martin, Mavis June to Martin-Bird, Sarah
- Martin-Edmunds, Magdalen Mary Josephine to Martonmere, 2nd Baron (John Stephen)
- Martorell y Calderó, Ernesto António Maria to Maryniák, Stefan
- Maryon, John to Mason, Joan Elsie Bowler
- Mason, Joanna E. to Massey, Philip H.
- Massey, Phyllis Jean to Massy, Annette Jane
- Massy, Annie Augusta Merewether to Massy, Gertrude Eleanor
- Massy, Gladys to Massy, Marion
- Massy, Marjorie Christabel to Massy-Dawson, Wilhelmina Geraldine
- Massy-Westropp, Adele to Matcham, William Eyre
- Matchett, Anna Matilda Margaret to Matheson, Norah
- Matheson, Patrick Grant to Matich, Josephine Juliet
- Matier, Alice to Matthews, Lee
- Matthews, Leopold Kai Maximilian to Matuschka, Victoria Gräfin von
- Matyas, Irene to Maude, Frederick Eustace Cecil
- Maude, Frederick Francis, V.C. to Maudslay, Thomas Henry
- Maudsley, John Tennant to Maunder, Peter
- Maundesley, Helen to Maunsell, Daniel Gabbett
- Maunsell, Daniel Henry to Maunsell, Frederick Osborne Eyre
- Maunsell, Frederick Richard to Maunsell, John Edmund
- Maunsell, John Frederick to Maunsell, Percy
- Maunsell, Peter to Maunsell, unknown
- Maunsell, unknown daughter to Maus de Rolley, Sophie
- Maus, Edgar H. to Maxwell, 4th Baronet (Walter)
- Maxwell, 4th Baronet (William Francis) to Maxwell, Glyn
- Maxwell, Grace to Maxwell, Margaret
- Maxwell, Margaret to Maxwell, Zoë
- Maxwell-Batten, Caroline Flora to Mayall, Robert George Lees
- Maybank, Frances to Maynard, Temple William
- Maynard, Thomas to Maytheny, unknown
- Mazaraki, Evanghelos Georgios to McAlpine of West Green, Baron, of West Green in the County of Hampshire (Robert Alistair)
- McAlpine, (?) (Lieutenant) to McBain, RICHARD JAMES McBAIN OF McBAIN YR
- McBain, Stewart of McBain to McCalmont, Victor Harry Hugh
- McCambridge, Alexander to McCarthy, Ken John
- McCarthy, Kenneth John to McClean, Victoria Mary
- McCleaster, Frank Vernon to McClory, unknown
- McCloud, Jonathan Mark to McConnell, Clarence Henry Quentin
- McConnell, Claudia Ruth to McCormick, Keith Campbell
- McCormick, Kirsty to McCoy, Honey
- McCoy, Horace to McCreery, William John
- McCreevy, Alice to McDermot, Townsend
- McDermott, Alfred to McDonnell, Jane Grey
- McDonnell, Jean Meriel to McDouall, Lisa Jane
- McDouall, Lisa Maree to McDowell, William Paul
- McDuff, Alice to McFarlan, William
- McFarland, Aleene to McGillicuddy, Gerry
- McGillivray, Anne Crerar to McGowan, William Johnston
- McGrady, Alexander to McHardy, William George
- McHenry, Dougall of Glencoe to McIvor, William Birkmyre Sutherland
- McJarrow, Beverley Caroline to McKellar, Roslyn Annette
- McKellys, Marion to McKie, William Morrison
- McKilliam, Helen Florence Howard to McLaren, Sally Ann
- McLaren, Sally Erskine to McLean, John Robinson
- McLean, Judith Patricia to McLintock, unknown wife
- McLintock, William to McMaster, Stuart Allan
- McMath, Janet to McNair, Jennie
- McNair, John to McNeill, Neill
- McNeill, Neill to McQuoid, Jean
- McQuorquodale, Elizabeth to Mead, William Grimston
- Meade, 10th Baronet, of Ballintubber, co. Cork (John Herbert) to Meade, William Edward
- Meade-Fetherstonhaugh, Anne Margaret to Meautys, Thomas
- Meaux, Anne de to Mecklenburg-Schwerin, Woizlawa-Feodora Herzogin von
- Mecklenburg-Stargard, Anne von to Medlicott, James
- Medlicott, Jane to Meeking, Ralph Frances
- Meeking, Ralph Francis to Meinertzhagen, Florence Maxwell
- Meinertzhagen, Freddie to Meldrum, William of Meldrum
- Meley, Adriane Louise von to Mellon, William Proctor
- Mellor, 2nd Baronet (John Serocold Paget) to Melville, Elizabeth Mary Melville
- Melville, Elizabeth Sydney Jane to Menge, Harriet Ann
- Mengers, Dash Oakley to Menzies, Emma Louise
- Menzies, Ethel Julia to Meran, Katharina Maria Theresia Aloysia Karoline Elisabeth
- Meran, Ladislaja Eleonore Johanna Maria Gräfin von to Mercier, William Cochrane
- Merck, Magda to Meriet, John de
- Merindol, Daria Antonia Maria de to Merriman, Virginia
- Merriman, Winifred M. G. to Mesildot, Ghislaine du
- Mesnil, Rane de to Metcalfe, Thomas
- Metcalfe, Thomas to Metz, Valerie
- Metze, Marie Louise Anne to Meyer, Wilma
- Meyer-Bechtler, Leo to Meyrick, William Henry
- Meyricke, Anne to Michie, Susan Fiona Dorinthea
- Michiels, Lucie to Middleton, Jemima Louise Mary
- Middleton, Joan to Miguez, Maria Claudia
- Mihailovic, Todor to Milborne-Swinnerton-Pilkington, Ulick O'Connor
- Milbourne, Edward Kingsley to Miles, Cynthia Zia Hester
- Miles, David John to Milhaud, Vicomte de (Gilbert)
- Milhous, Almira Park to Millar, Mary Alicia Geraldine
- Millar, Mary Elizabeth to Miller, Charles
- Miller, Charles Blois to Miller, Ira
- Miller, Irene Felicity to Miller, Michael Jeffrey
- Miller, Michael Richard David to Miller-Bakewell, Robert Lewis
- Miller-Cunningham, George to Mills, Catherine Joanna
- Mills, Catherine Mary Valentia to Mills, Vanessa Anne
- Mills, Vera Louise to Milne, Geordie Alexander Maitland
- Milne, George to Milner, Shelagh Mary Margaret
- Milner, unknown to Minchin, Algernon Leigh
- Minchin, Alice to Minchin, Darren Ross
- Minchin, David to Minchin, George
- Minchin, George to Minchin, Joseph
- Minchin, Joseph to Minchin, Max Ellison
- Minchin, Max Ernest to Minchin, Stanley Frederick L.
- Minchin, Stapleton Arthur Reginald to Minnitt, Robert
- Minns, Ellis Hovell to Mitchell, Breanna Nicole
- Mitchell, Brenda to Mitchell, June Snowden
- Mitchell, Karen to Mitcheson, Victor Steele
- Mitchinson, Mary Georgetta to Modena, Principessa di (Maria)
- Modrone, Anna dei Visconti di to Mohlenkamp, Willi
- Mohlmann, Claus to Molesworth, Amy Merran Hill
- Molesworth, Andalusia Grant to Molesworth, Frances Elizabeth
- Molesworth, Frances Elizabeth Ives to Molesworth, Margery Evelyn
- Molesworth, Maria to Molesworth, Walter
- Molesworth, Walter Guy to Moller, Thorbjorn
- Mollerus-le-Champion, Caroline Muriel Valencia to Molyneux, Dorothy
- Molyneux, Dorothy Agnes Sumner to Moncada, Salvador Enrique
- Moncalieri, Napoléon Joseph Charles Paul de to Monckton, Constance Frances
- Monckton, Daniel James to Monckton, Mabel Cordelia
- Monckton, Mabel Jessie to Monckton-Arundell, William, 2nd Viscount Galway
- Monckton-Hall, Elizabeth to Moncreiffe, Mathew, 1st of Moncreiffe
- Moncreiffe, Mettey to Money-Coutts, Thomas Burdett, 7th Lord Latymer
- Monforts von Hobe, Alexandra to Monro, William
- Monroe, Andrew to Montacute, William, 2nd Earl of Salisbury
- Montagnon, Raphael de to Montagu, Charles, 1st Duke of Manchester
- Montagu, Charlotte to Montagu, James
- Montagu, James to Montagu, Sophia
- Montagu, Sophia to Montague, Skiles Fielding
- Montague, Thomas to Montefiore, Vita
- Montefuerte, Conde de (Manuel) to Montfort, Beatrix de Viennois
- Montfort, Beatrix, Comtesse de Montfort to Montfort, Tara Olivia Jaqueline de
- Montfort, Thomas Guy Archibald de to Montgomerie, Hugh, 3rd Earl of Eglinton
- Montgomerie, Hugh, 4th Earl of Eglinton to Montgomerie, Zona Winnifred
- Montgomerie-Charrington, Susan Mary to Montgomery, Hugh
- Montgomery, Hugh to Montgomery-Cuninghame, Jessie Augusta
- Montgomery-Cuninghame, Jessie Jean to Montmorency, Miles Fletcher, 17th Bt.
- Montmorency, Nettie Hay de to Moody, William
- Mook, Andre to Mooney, William
- Moonie, Baron, of Bennochy in Fife (Lewis George) to Moore, Beverley Robin
- Moore, Bianca to Moore, Elizabeth
- Moore, Elizabeth to Moore, Herbert Octavius
- Moore, Hester to Moore, Lucie
- Moore, Lucy to Moore, Randle
- Moore, Rebecca to Moore, William Armitage
- Moore, William Arnold Christian to Moran, Kathleen
- Moran, Kevin George to Mordaunt, Anne
- Mordaunt, Anne to Mordaunt, Sophia
- Mordaunt, Sophia to Moreton of Tortworth, 7th Baron, co. Gloucester (David Leslie)
- Moreton, Ada Georgina to Morgan, Elizabeth
- Morgan, Elizabeth Ann to Morgan, Naomi
- Morgan, Nathan Ross to Morhange, Angelina Mary
- Morhier, Isabeau to Morland, William Thornhill
- Morland-Gee, Elizabeth Ann to Morley-Fletcher, Michael Francis
- Morling, Margaret Mary Anne to Morres, Letitia
- Morres, Letitia to Morris, Eleanor
- Morris, Elin to Morris, Lucy Emily
- Morris, Lucy Gwladys to Morris, Virginia Murney
- Morris, W. O. to Morrison, Janet Elizabeth
- Morrison, Jasper William to Morriss, Sarah Gillian Mather
- Morrissey, Aileen to Morse, Meribah
- Morse, Nathaniel George to Mortimer, William de
- Mortimore, Carolyn to Moscow, Yuri IV of
- Moscrip, Leigh to Moss, Gilbert Winter
- Moss, Gilbert Winter Zwilchenbart to Mostyn, Elizabeth
- Mostyn, Elizabeth to Mostyn, Thomas Neville Lloyd
- Mostyn, Thomas, 4th Bt. to Moubray, William Hobson
- Mouchet de Battefort de Laubespin, Camille Marie Josephe to Mount, William Robert Horatio
- Mount-Earl, 1st Viscount (Valentine Richard) to Mountlangen, Penelope Rosemary Joy
- Mountmorres, 1st Baron, of Castlemorres, co. Kilkenny (Hervey) to Mowbray, Thomas
- Mowbray, Thomas, 1st Duke of Norfolk to Mudge, Zachariah
- Mudie, Aileen Monica to Muir, Lisa Jane Fiona
- Muir, Louisa Jane to Mulholland, Peter James
- Mulholland, Rachel to Mullins, Kathleen Gwendoline
- Mullins, Lucinda Harriet to Mundy, John
- Mundy, John to Munro, Grace
- Munro, Grace to Munro-Spencer, Synolda Joan Margaret
- Munro-Wilson, Broderick Giles Edward to Murdoch, William
- Murdoch-Priest, Saro-Taneila to Murphy, Dorcas
- Murphy, Dorinda to Murphy, Maria Phoebe Maeve Geraldine
- Murphy, Marie Eugenie to Murray of Gravesend, Baron, of Gravesend in the County of Kent (Albert James)
- Murray of Lochmaben, 1st Lord (John) to Murray, Anne
- Murray, Anne to Murray, Charles Adolphus, 7th Earl of Dunmore
- Murray, Charles Archibald to Murray, Elizabeth
- Murray, Elizabeth to Murray, Hamish William Ian Algernon
- Murray, Hannah to Murray, Jane Wemyss
- Murray, Janet to Murray, Kenneth
- Murray, Kenneth to Murray, Mary
- Murray, Mary to Murray, Robin Geoffrey
- Murray, Robin James O'Hara to Murray, William
- Murray, William to Murrell, Sarah Ann
- Murrey, Ellenor to Musgrave, John
- Musgrave, John to Muspratt, Walter Dermot
- Muspratt-Williams, Alexander Mark to Myer, Sidney Baillieu
- Myers, Alice Phoebe to Mynors, Rosemary Ann
- Mynors, Rowland to Nabokov, Vsevolod Nikolaevich
- Nabokova, Alexandra Ivanovna to Naish, Secillia
- Naismith, Ada Elizabeth to Napier of Merchistoun, 9th Baron (William John)
- Napier St. Vincent, Count (Charles) to Napier, Mary
- Napier, Mary to Nash, Frederick Llewellyn
- Nash, Gawen Harris to Nassau de Zuylestein, William, 2nd Earl of Rochford
- Nassau in Saarbrücken, Philip von to Nassau-Dillenburg, Wilhelmine Henriette Prinzessin von
- Nassau-Dillenburg, Willem I, Prince of Orange to Nassau-Weilburg, Wilhelm Prinz von
- Nassau-Wiesbaden-Idstein, Christiane Luise von to Nawe, Susan
- Nawrath, Charlotte to Neale, William
- Neall, Joan Marie to Neave, Mary
- Neave, Mary to Needham, Jane
- Needham, Jane to Neidberg, Rudolf von
- Neidpath, Lord (James Donald) to Nell, William
- Nellenburg, Eberhard V Graf von to Nelson, Philip Thomas
- Nelson, Phina to Nerford, Thomas de
- Neri, Adele to Netterville, Margaret
- Netterville, Margaret to Neuschaffer, Philippa Marie-Luise Adelheid
- Neuss, Paula Valerie to Nevill, Marguerite Helen
- Nevill, Marjorie to Neville, Elizabeth
- Neville, Elizabeth to Neville, Mary
- Neville, Mary to Nevinson, William Wordsworth
- Nevis, Mary Cameron of Glen to Newce, Samuel
- Newcomb, Daniel to Newey, Martin Richard
- Newgass, Harold Reginald to Newman, Susannah
- Newman, Thomas to Newth, Samuel
- Newton of Braintree, Baron, of Coggleshall in the County of Essex (Antony Harold) to Newton, Thomas Cochrane
- Newton, Thomas Henry Goodwin to Nicholl-Caddell, Tegan Grace
- Nicholles, Florence Mary to Nicholson, David Adams Pollen
- Nicholson, David Angus to Nicholson, Mildred Katherine
- Nicholson, Miranda Lucy to Nicol, Joshua
- Nicol, Judith to Nicolson, Agnes
- Nicolson, Agnes to Nield, William Robert
- Nielsen, Aage to Nimmo, Timothy
- Nimptsch, Anna Elisabeth Oktavia to Nixon, Frances Wilhelmina
- Nixon, Francis Anthony to Nobbs, Gordina
- Nobbs, Gussie to Noble, Jimmy
- Noble, John to Noel, Diana Margaret
- Noel, Diane Margaret to Noel, Peter Richard
- Noel, Petronelle Moore to Nolan, William Savill
- Noll, Barry to Norfolk, Robert
- Norgholm, Barbro to Norman, Willoughby Rollo
- Norman-Butler, Arthur Francis to Norris, Edward
- Norris, Edward to North, Dudley
- North, Dudley to North, Wendy Alexandra
- North, Wilhemina Mary Isabel Flora to Northcote, Haswell
- Northcote, Helen Harriette to Northcott, Sarah Elizabeth
- Northcutt, Adelaide Isabelle to Norton, Edward
- Norton, Edward to Norway, Margaret I of
- Norway, Maude of to Nourse, Temple
- Noutsos, Tina to Nugent, Edmond Henry Stuart
- Nugent, Edmund to Nugent, Thomas Vesey
- Nugent, Thomas Vesey to Nutting, William
- Nutting, William Charles to O'Brien, Anne
- O'Brien, Anne to O'Brien, Eliane
- O'Brien, Elinor to O'Brien, Lord (Donogh)
- O'Brien, Lord (Henry Horatio) to O'Brien, Rita Denny
- O'Brien, Robert to O'Callaghan, Edmund
- O'Callaghan, Edmund to O'Connell, Charles James
- O'Connell, Charles James to O'Connell, James Donal
- O'Connell, James John to O'Connell, May
- O'Connell, May to O'Conner, Wilhelmina
- O'Connor, (?) of Kerry to O'Daly, unknown wife
- O'Daniel, Eleonore to O'Donoghue, Mary
- O'Donoghue, Mary to O'Ferrall, unknown
- O'Ferrall-Boy, Ellis to O'Grady, James
- O'Grady, James to O'Hagan, Timothy David Brendan
- O'Hagerty, Aldelm to O'Kelly, William
- O'Kennedy, a to O'Neil, Valerie Evelyn
- O'Neill of Bengarve, Baroness, of The Braid in the County of Antrim (Onora Sylvia) to O'Regan, William
- O'Reilly, Alan Robert to O'Shea, Rebecca Florence
- O'Shea, T. J. to Oakham, Michelle
- Oakhurst, Elizabeth de to Obst, Martha Maria
- Ocampo Passo, Edelmira Esther to Odell, Grissell
- Odell, Hannah to Odell, Thomas
- Odell, Thomas to Oettingen und Oettingen-Spielberg, Theresa Elisabeth Marta Alexandra Maria Notgera Prinzessin zu
- Oettingen, Albrecht Ernst I Prinz von to Ogden, William Graeme
- Ogg, E K to Ogilvy, Angus James Robert Bruce
- Ogilvy, Angus Julian Frederick to Ogilvy, Jane
- Ogilvy, Jane Elizabeth to Ogilvy, Walter Tulliedelph
- Ogilvy, Walter, 1st Lord Ogilvy of Deskford to Ogle, Richard Jeston
- Ogle, Robert to Oldenburg in Oldenburg, Salome von
- Oldenburg in Wildeshausen, Beatrix von to Oldenburg, Louise, Princess of Denmark
- Oldenburg, Louise, Princess of Denmark to Oldifeld, Quinn George
- Oldisworth, Jane to Oliphant, Jane Lloyd
- Oliphant, Jane Margarita to Oliva, Juan Antonio de
- Olivares y Quinteros, Juana to Oliver, Matthew
- Oliver, Maxine Brenda to Olivier, William Herbert
- Oliviera, Amelia Sophie to Omond, Winifred Emily Cecil
- Omorovicza, Georgine Henrich von to Opie, Margaret Otira Vivienne
- Opitz, June Rose to Orbell, Susan Mary
- Orbell, Sylvia Mary to Orford, Ellen Eliza
- Organ, Olive Myrtle to Orléans, François d'
- Orléans, François d' to Orléans-Bragança e Wittelsbach, Rafael, Principe de Orléans-Bragança
- Orléans-Bragança, Gabriel de to Ormsby, Coote
- Ormsby, Cyril Charles to Orpen, Henry Richard
- Orpen, Joseph to Orr, Maude Carol Hermione
- Orr, Michael John to Ortenburg, Yvonne Gräfin zu
- Orternburg, Ilka zu to Osborne, Catherine
- Osborne, Catherine to Osborne, Roger
- Osborne, Rosemary to Osten, Karl August von der
- Osten-Sacken, Angelika Gräfin von to Ottaway, Thomas Antony
- Ottely, Adam to Outhwaite, Sarah Elizabeth
- Outlawe, Margaret to Owen, Francis
- Owen, Gabriel Meurig Redgrave to Owen-George, Susan Ethel
- Owen-John, Alfred to Oyran, Marquess d' (Auguste Fournier de)
- Ozanic, Marija to Packer, Winchcombe Howard
- Packharness, Eliza Mary to Page, Lois
- Page, Lorna Lilliane Katrina to Paget, Caroline Isabel
- Paget, Caspian James Alexander to Paget, John Henry Howard
- Paget, John Howard to Pahl, Raymond E.
- Pahlen, Anna Gräfin von der to Pakenham, Christine Patti
- Pakenham, Claire to Pakenham, Mary Julia
- Pakenham, Mary Julia Child to Pakington, Robert
- Pakington, Sarah Jane Auriol to Palka, Michael
- Pallandt, Felicia Baronin von to Palmer, Andrew Eustace
- Palmer, Andrew Haig to Palmer, Frances
- Palmer, Frances to Palmer, Lucy
- Palmer, Lucy Elizabeth to Palmer, William
- Palmer, William to Papafava Antonini, Novello, Conte dei Carraresi
- Papasavvas, Alexander Lawrence to Parcevaux, Chantal de
- Parcq, Amice du to Parish, Woodbine
- Parisi, Arabella to Parker, Anne Mary
- Parker, Annie to Parker, Georgina Louisa Alice
- Parker, Gerald Longley to Parker, Mary Theresa
- Parker, Matilda Anne to Parker, Yvonne Marie
- Parker-Ashley, Mary to Parks-Smith, Isabel Clare
- Parkyn, Clara Anie to Parnell, James
- Parnell, Jane to Parravicini, Reynaldo
- Parrett, Victor Carlisle Redgrave to Parsons, Beryl Eugene
- Parsons, Bettine Rachel to Parsons, Richard Clere
- Parsons, Richard Edward to Pasa, Zagan
- Pascal, Ali to Paston, William
- Paston, William to Paterson, Mary
- Paterson, Mary to Patrick, William
- Patrickson, Isabella to Pattullo, Simon
- Pattyn, Anne-Claude to Paulet, Frances
- Paulet, Frederick to Paveley, William
- Pavely, Joy to Payne, Etheldred
- Payne, Etta to Paynel, William, 1st Lord Paynel
- Paynell, 1st Lord (William) to Peacock, Zoe
- Peacocke, Anne to Pearce, James Bradley Chamberlain
- Pearce, James Brightwell to Pearse, unknown
- Pearson of Rannoch, Baron, of Bridge of Gaur in the District of Perth and Kinross (Malcolm Everard MacLuren) to Pearson, Nigel Arthur
- Pearson, Norah Emily to Pease, Jean
- Pease, Jeannette Thorn to Pechell, William Cecil Kerr
- Pecheron, Agnes Eleanora to Peel, Charlotte Frances Yates
- Peel, Chiverton Robert to Peers, unknown
- Peers-Williams, Edith to Pelham, Elizabeth
- Pelham, Elizabeth to Pelham-Clinton, unknown son
- Pelham-Clinton-Hope, Doria Lois to Pellew, William Henry Edward
- Pelley, Ann to Pelly, Ellie May
- Pelly, Elsie May to Pelly, Margaret Helen
- Pelly, Margaret Jane to Pelly, ånone
- Pelly-Graham, Gerald to Penbury, unknown
- Pencaitland, Lord (James) to Pennefather, Mary
- Pennefather, Mary Anne to Penny, Peter George Worsley
- Penny, Peter John to Peploe, Podmore
- Peploe, Rebecca to Pepys, Mary Caroline
- Pepys, Mary Joyce to Perceval, George Drummond Ince
- Perceval, George Ernest Spencer to Percy, Anne
- Percy, Anne to Percy, Winifred
- Percy, Zara Jane to Perkins, William Henry
- Perks, Betty Quenelda to Perry, Evelyn Emma
- Perry, Evelyn Walter Copland to Persse, Daphne Maureen
- Persse, David to Persse, Matilda Theodora
- Persse, Matilda W. to Pery, Edmond Sexton
- Pery, Edmond William Claude Gerard de Vere, Lord Glentworth to Petch, Walter Thomas
- Peter, Agnes to Peterson, Professor Franklin Sievewright
- Peterson, Sandra to Petre, Douglas
- Petre, Edmund George to Petre, Thomas
- Petre, Thomas to Petty, William, 1st Marquess of Lansdowne
- Petty-FitzMaurice, Arabella Helen Mary to Peyton, Lorenzo Oliver
- Peyton, Louisa to Pfalz, Wolfgang von der
- Pfalz-Neuburg, Anna Maria von to Phelps, William Drowne
- Phené, Maria to Philips, Ed
- Philips, Edel to Phillips, Basil Sidney
- Phillips, Belinda Joyce to Phillips, Mary
- Phillips, Mary to Philpot, William
- Philpott, Cecil Anne to Phipps, Simon Wilton
- Phipps, Sonia Claudette Mary to Picard, Marie-Louise Henriette
- Piccardo, Giulia dei nobili Piccardo to Pickford, William, 1st and last Baron Sterndale
- Pickhaver, Jenny Patricia to Piercy, William, 1st Baron Piercy
- Pierer, Gertrude Henriette to Piggott, Walter
- Pigheti de Rivasso, Claud Chantel to Pigott, Joyce
- Pigott, Judith to Pilars de Pilar, Victor
- Pilars, Adam to Pilkington, Fred William
- Pilkington, Frederick to Pim, Thomas Wakefield
- Pimand, Anthony to Pinney, William James
- Pinniger, Joanna Patricia to Pitaluga, Marcella
- Pitassy, Cæsar Leopold to Pitt, George Newtown
- Pitt, George Stanhope to Plant, Stephanie Ann
- Plant, Vanessa Jane to Platt, Winifred Lucy
- Platten, Elizabeth to Plessen, Sylvia von
- Plessey, Christine to Pleydell-Bouverie, Mildred Alice
- Pleydell-Bouverie, Millicent Frances to Plowden, Wilhelmina
- Plowden, William to Plumptre, Wyndham James Alexander
- Plumridge, James to Plunkett, Edward, 3rd Lord Dunsany
- Plunkett, Eileen to Plunkett, William Joseph
- Plunkett-Ernle, Ernle Elizabeth Louisa Maria Grosvenor to Poer, Felicity Veevers de la
- Poer, Frances de la to Poland, Wladislaw IV of
- Polatza, Frances Marie to Poley, William
- Polgrean, Margaret to Pollington of Ferns, 8th Viscount (John Christopher George)
- Pollington of Longford, 1st Baron, co. Longford (John) to Pollock, Vincent
- Pollock, Vincent David to Pomeroy, Henry
- Pomeroy, Henry Ralph Martyn, 9th Viscount Harberton to Poniatowski, Stanislaw Philippe Helion Henri Antoine Maria
- Poninska, Helena to Ponsonby, Henry
- Ponsonby, Henry to Ponsonby-Barker, William
- Ponsonby-Fane, Louisa Anne Rose Lee to Poole, Lydia
- Poole, Lydia Marie to Poore, Victoria Lorna Peta
- Poore-Saurin-Watts, Andrew Philip to Pope, unknown daughter
- Pope, unknown daughter to Portal, Joan Margaret
- Portal, John to Porter, John
- Porter, John to Portland, Duchess of (Winifred Anna)
- Portlester, 1st Baron (Rowland) to Portugal, Miguel I de
- Portugal, Miguel Rafael Gabriel Xavier Teresia Maria Felix de to Pott, William
- Potter d'Indoye, Clotilde de to Potts, Maria
- Potts, Mariette to Pourbaise, Jules, Comte de Bey
- Pourroy de Quinsonas-Oudinot, Bruno to Powell, Henry Clark
- Powell, Henry Denis Whitwell to Power and Coroghmore, 9th Baron le, co. Waterford (John)
- Power, 1st Baronet, of Edermine, co. Wexford (John) to Power, Margaret
- Power, Margaret to Powlett, William
- Powlett, William to Poynter, Renton George Felix
- Poynton, Alice Constance to Poyntz, Katherine
- Poyntz, Katherine to Pozzo di Borgo, Maria Guglielmina Margherita Laura Enrichetta
- Pozzo, Carlo Emanuele, Duca della Cisterna e di Belriguardo to Pratt, Clarence Lucan Gray
- Pratt, Clementina Augusta to Pratt, Zara Elizabeth
- Pratt-Barlow, Adelaide Grizel to Prendergast, Thomas
- Prendergast, Thomas to Preston of Gormanston, 9th Lord (Nicholas)
- Preston, 1st Baronet, of Beeston St. Lawrence, Norfolk (Thomas) to Preston, Jenico Edwards
- Preston, Jenico Francis Tara to Preston, unknown daughter
- Preston, unknown daughter to Preußen, Friedrich II König von
- Preußen, Friedrich II König von to Preußen, Prinzessin von (Friederike Christine Auguste)
- Preußen, Prinzessin von (Friederike Dorothea Luise Philippine) to Price, Claire Judith
- Price, Clara to Price, Richard
- Price, Richard to Prideaux-Brune, Timothy Rowland
- Pridgeon, Sally to Prince, Nita Helen
- Prince, Robert to Pringle, Winifred Olive
- Prinkley, John to Prittie, unknown daughter
- Prittwitz und Gaffron, Dorothee to Proctor, Mathew
- Proctor, Metcalfe to Provence, Sanchia of
- Provencher, Marie Madeleine Suzanne to Przysiezny, Josef H.
- Pré, Beryl du to Pugh, William James
- Pugh-Jones, Megan Edith to Puntillo, Timothy David
- Puomi, Erkki Elias to Purchon, Virginia
- Purcil, Mary to Purves, William, 4th Bt.
- Purves-Hume-Campbell, Charlotte to Pye, William James Boileau
- Pye-Smith, Ebenezer to Pym, Stephany
- Pym, Stephen to Quadt zu Wykradt und Isny, Simon-Michael Ferry Maria Rupert Graf von
- Quadt, Alban Paul Eugen Bertram Franz von Assisi Thaddaus Maria Alexander to Queensberry, Dornoch (see
- Queirolo, Rosa to Quin, Frances
- Quin, Frances Muriel to Quintal, Byron George
- Quintal, Caleb to Quintal, Jason
- Quintal, Jean to Quintal, Sharon Leanne
- Quintal, Sharon Louise to Raban, Thomas Tridmore
- Rabbe, John to Radcliffe, Margaret
- Radcliffe, Margaret to Radtke, Viola Isabelle
- Radunovich, Antony Luke to Rae, Jillian Vicki
- Rae, Joanne Charlotte to Ragnvaldsson, Turf-Einar, Earl of Orkney
- Ragnwald, unknown of to Rainsford-Hannay, Rhoda
- Rainton, Barbara to Ralli, Julia
- Ralli, Julia to Rambaut, Philip Marland
- Ramberg, Alice to Ramsay, Diana Mary Maule
- Ramsay, Dina to Ramsay, Nicholas George
- Ramsay, Nicola to Ramsden, Kristin Maria
- Ramsden, Laura Vida to Randell, Marjorie Kathleen
- Randerson, Baroness, of Roath Park in the City of Cardiff (Jennifer Elizabeth) to Rankin, William Baillie
- Rankin-Reid, Bettina Katherine to Rarden, Elizabeth
- Rasa, Eleanor to Rathborne, William Hans
- Rathbourne, Bedelia to Ravensberg, Otto IV von
- Ravensburg, Adelheid Gräfin von to Rawdon, Sydney Herbert Nobbs
- Rawdon-Hastings, Adelaide Augusta Lavinia to Rawnsley, Walter Hugh
- Rawoo, M. M. to Rayner, William John
- Rayner-Laver, Anne to Read, Rose
- Read, Sally Avory to Reade, William Morris
- Reader, Anne to Rechberg und Rothenlöwen zu Hohenrechberg, Walburga Maria Margarete Gräfin von
- Rechberg und Röthlowen zu Hohenrechberg, Margarete Gräfin von to Redford, Thomas
- Redgrave, Adelina to Redvers, Robert de
- Redward, Frederick Herbert Baldwin to Rees, Linda Maree
- Rees, Lindsay James to Reeves, Hugh
- Reeves, Hugh Maude to Reid, Bryce Paul
- Reid, Carlotta to Reid, Nikki
- Reid, Noralyne Maxine to Reilly-Minchin, Winifred Florence
- Reimers, Elisabeth to Rendall, Sophia Charlotte
- Rendel of Hatchlands, 1st Baron, co. Surrey (Stuart) to Renshaw, Winifred Edith
- Rensselaer, Alexander van to Reteif, Petrus Jacobus
- Retemaier, Ellen to Reuss zu Köstritz, Prinz (Heinrich XVIII)
- Reuss zu Köstritz, Prinz (Heinrich XX) to Revedin, Raimonda
- Revel, Jane to Reynes, Thomas
- Reynett, Elizabeth to Reynolds, Richenda
- Reynolds, Robert to Rhein, Philip von der
- Rheinfelden, Kuno Graf von to Rhys, Walter FitzUryan, 7th Baron Dynevor of Dynevor
- Rhys-Jones, Christopher Bournes to Rice, Emma
- Rice, Ernest to Rich, Edward Henry, 7th Earl of Warwick
- Rich, Edward, 6th Earl of Warwick to Richards, Elizabeth Anne
- Richards, Elizabeth Evelyn to Richardson, Alice Margaret
- Richardson, Alistair B. H. to Richardson, Lorna Ursula
- Richardson, Louisa to Richie, Hugh J.
- Richli, Elmira Mary to Rickart Hepburn, William Ker
- Rickart, David to Riddell, Patricia Mary
- Riddell, Philip to Ridgwell, Stanley
- Riding, Freda to Rieck, Ursula
- Riedel, Melitta Freiin von to Rigg, Vincent John
- Riggall, unknown to Rindsmaul, Rindsmaul
- Rindt, Jochen to Ririnui, Robert Wharepohue
- Risby, Baron, of Haverhill in the County of Suffolk (Richard John Grenville) to Ritchie, William Thackeray Denis
- Ritchie-Calder, Baron, of Balmashanner in the Royal Burgh of Forfar (Peter Ritchie) to Rix, Winifred
- Rix-Taylor, Oliviah Rhiannon to Robbins, Willie Francis
- Robe, Frances Charlotte to Roberts, Elizabeth Anne
- Roberts, Elizabeth Anne to Roberts, Maureen Patricia
- Roberts, May to Robertson, Annie Walker
- Robertson, Anthony John to Robertson, Janet Ivory Audrey
- Robertson, Jason Storm to Robertson, unknown daughter
- Robertson, unknown daughter to Robinson, Alice
- Robinson, Alice Carr to Robinson, Emma Jane Anna
- Robinson, Emmeline Septimus to Robinson, John Walton
- Robinson, John, 1st Bt. to Robinson, Roberts Wade
- Robinson, Roland to Roborgh, Zoë Alexandra
- Roborough, 1st Baron (Henry Yarde-Buller) to Roche, Cecilia Evelyn Jonnë
- Roche, Christine Lorna Burke to Roche, Wilson Mills
- Roche-Burchard, Marthe de la to Rochfort-Boyd, Henry Charles
- Rochfort-Hume, Gustavus to Rodez-Benavent, Sigrid de
- Rodger of Earlsferry, Baron, of Earlsferry in the District of North East Fife (Alan Ferguson) to Roe, Philip
- Roe, Priscilla Ann to Rogers, Harry Adams
- Rogers, Helen Beatrice to Rogerson, William
- Roggenbach, Charlotte Baron von to Rojas, Tina
- Roke, Gwen to Rolleston, William Lancelot
- Rolleston-Spunner, Charles to Romania, Sophie of
- Romanis, Blanche Dorothea to Romanov, Viatcheslav Konstantinovich, Grand Duke of Russia
- Romanov, Vladimir to Romer, Wolfgang William
- Romer-Lee, Arthur Knyvett to Rooney, Priscilla Amy
- Rooney, Rachel Majory Blair to Roper, Lucinda
- Roper, Lucinda to Ros of Helmsley, 9th Lord de (Thomas)
- Ros of Wark, 1st Lord (Robert) to Rose, George
- Rose, George to Rosedale, Venetia
- Rosee, Monika de la to Ross of Halkhead, 6th Lord (James)
- Ross of Hawkhead, 1st Baron, co. Renfrew (George) to Ross, Grizel
- Ross, Grizel to Ross, Tabitha Alice
- Ross, Thomas to Rossmore of Monaghan, Baroness (Valerie Marion)
- Rossmore, Paddy to Rothney, unknown
- Rothrock, Crawford to Rothschild, Zoe Lucie Betty de
- Rothstein, Anders to Rouliers, Mathilde de
- Roulston, Hampton to Roussel, Thierry
- Rousselet, (?) to Rowe, Charles
- Rowe, Charles to Rowlands, William Verner Pakenham
- Rowlandson, Ann to Rowley, Margarita Ines
- Rowley, Margery Frances to Roxburgh, Thomas William
- Roxburghe, 10th Duke of (Guy David) to Roët, Philippa
- Rsg, Hugh Browning to Rudolph, Lucretia
- Rudston, Elizabeth to Ruiz y de Castro, Juan Jose
- Ruiz y Gomez, Juan Jose to Runton, Stanley Ryder
- Ruoff, Elsa to Russell of Killowen, Baroness (Mary Emily)
- Russell of Liverpool, 2nd Baron (Edward Frederick Langley) to Russell, Charlotte Mary
- Russell, Cherry Rose to Russell, George Michael, 7th Bt.
- Russell, George Walker to Russell, Joy Frances Bedford
- Russell, Judith Ann to Russell, Raymond Lennox Somerville
- Russell, Reginald to Russia, Ekaterina Pavlovna of
- Russia, Elena Pavlovna of to Rutherford, June Elizabeth Campbell
- Rutherford, Kate to Ruthven, William, Master of Ruthven
- Ruthven-Smith, Doreen Ruthven to Ruxton, William Vernon Chickering
- Ruyloba, Francisca to Rycroft, Richard Nelson, 5th Bt.
- Rycroft, Richard Newton, 7th Bt. to Ryder, Maud Marion
- Ryder, Melanie Isobel to Rynd, Robert Fleetwood
- Rynes, George Frederick to Saavedra, Vera Marina de Barros
- Saba, David Alexander to Sachsen, Friedrich August Johann Ludwig Karl Gustav Gregor Philipp
- Sachsen, Friedrich August Prinz von to Sachsen, Prinz von (Gero)
- Sachsen, Prinz von (Johann Georg) to Sachsen-Coburg und Gotha, Ernst Leopold Eduard Wilhelm Josias Prinz von
- Sachsen-Coburg und Gotha, Ernst-Josias Prinz von to Sachsen-Coburg-Saalfeld, Victoire Franziska Prinzessin von
- Sachsen-Eisenach, Adolf Wilhelm Herzog von to Sachsen-Meiningen und Hildburghausen, Georg II von
- Sachsen-Meiningen, Adelheid Arna Karoline Marie Elisabeth Prinzessin von to Sachsen-Weimar-Eisenach, Ernst August II Konstantin Herzog von
- Sachsen-Weimar-Eisenach, Ernst August II von to Sachsen-Zorbig, Hedwig Eleanor von
- Sacke, Hannah Cohen to Sadler, Samuel Alexander
- Sadler, Sylvia Rose to Saint Valéry, Maud de
- Saint Victor-en-Caux, Seigneur de (Ralph) to Salaman, Ruth Chattie
- Salamanca y de Suelves, Almudena, Marquesa de Torre-Manzanal to Salis, Mary Coraline de
- Salis, Nicholas Charles de to Salm-Hoogstraeten, Ruth von
- Salm-Hoogstraeten, Sophie von to Salm-Salm, Prinz zu (Ludwig Karl Otto)
- Salm-Salm, Prinz zu (Ludwig Otto Oswald) to Salomon, William Henry
- Salomons, 1st Baronet (David) to Salusbury-Trelawny, William Lewis, 8th Bt.
- Saluzzo, Alasia di to Sampson, Leonard A.
- Sampson, Louisa to Sanchez de Toca y Acebal, Santiago
- Sanchez de Toca y Alameda, Gracia Maria to Sanders, John Kingsley
- Sanders, Jonathan Guy to Sandes, Thomas
- Sandes, Thomas William to Sandilands, Mary
- Sandilands, Mary to Sandys-Clarke, Robin
- Sandys-Lumsdaine, Amy to Sansoni Pais, Clelia Josefina
- Sansum, Rebecca to Sargany, Maria
- Sargeant, Blanche to Sassoon, Violet
- Satchell, Emily Maud to Saumarez, Richard
- Saumarez, Richard to Saunders, Mary
- Saunders, Mary to Sausmarez, Philip d'Arcy de
- Sausmarez, Philip Matthew Hemeon de to Savege, Rosamond Lillian
- Saveliev, Vera to Savile, Margaret
- Savile, Margaret to Savoia, Maria Anna di
- Savoia, Maria Anna, Principessa di Savoia to Sawden, William Henry
- Sawdy, Alfred Eustace Cholmondeley to Saye and Sele, 7th Baron (Thomas)
- Saye and Sele, 7th Lord (Richard) to Sayn-Wittgenstein-Berleburg, Wolfgang Friedrich Max Prinz zu
- Sayn-Wittgenstein-Hohenstein, Albrecht Prinz zu to Scanlan, Elizabeth
- Scanlan, Elizabeth Wheeler to Scarisbrick, William
- Scarlett, Agnes to Schafer, Wolfgang
- Schafers, Hubertus to Schaumburg-Lippe, Emma Prinzessin zu
- Schaumburg-Lippe, Emma Prinzessin zu to Schellen, Wilhelmus Adrianus
- Schellenberg, Alexei Udny to Schilcher, Stephan von
- Schilizzi, Alexandra Helen to Schleswig-Holstein-Sonderburg in Norburg, Wilhelmine Auguste von
- Schleswig-Holstein-Sonderburg, Adolf von to Schleswig-Holstein-Sonderburg-Glücksburg, Christian zu
- Schleswig-Holstein-Sonderburg-Glücksburg, Christiana zu to Schleswig-Holstein-Sonderburg-Plön, unknown von
- Schleswig-Holstein-Sonderburg-Rethwisch, Joachim Ernst II Herzog von to Schmohl, Wolfgang Max
- Schmon, Teri to Scholten, Sophie
- Scholtz und Hermensdorff, Maria de la Trinidad, Marquesa de Belvis de las Navas to Schroder, Sylvia von
- Schroeder, Francis to Schut, Wilhelmina S M
- Schutt, Tamara Vasilevna to Schwarzenberg, unknown Prinz von
- Schwarzenburg, Prinzessin zu (Colienne Ida Franziska Kathleen Eleonore Marie) to Schönborn-Wiesentheid, Maria Gräfin von
- Schönborn-Wiesentheid, Maria Johanna Gabriela Gräfin von to Schönburg-Waldenburg, Wolf Georg Alfred VI von
- Schönburg-Waldenburg-Hartenstein, Otto Albrecht Herr von to Scone, Mungo
- Scoon, Lynda to Scott of Buccleuch, Lady (Mary)
- Scott of Foscote, Baron, of Foscote in the County of Buckinghamshire (Richard Rashleigh Folliott) to Scott, Beatrice
- Scott, Beatty Hamilton to Scott, Elizabeth
- Scott, Elizabeth to Scott, Ian Douglas Murray
- Scott, Ian Douglas Murray to Scott, Katherine
- Scott, Katherine to Scott, Oliver Dickon Robert
- Scott, Oliver Wardlaw to Scott, Thomas
- Scott, Thomas to Scott-Ellis, Thomas Evelyn, 8th Baron Howard de Walden
- Scott-Gatty, Alexander John Scott to Scrivens, William
- Scrivington, Agnes to Scrymgeour, unknown daughter
- Scrymgeour-Wedderburn, Aimée Elspeth to Seager, Zoë Leighton
- Seagram, Mary Anne Laetitia to Seawright, William
- Seay, Esther to Secord, Frances Rebecca
- Secretan, Henrietta to Seely, Kitty
- Seely, Leila Elizma to Seidler, Marietta
- Seierep, Benedicte to Selfe, Philip
- Selig, Alecka to Sempill, Margaret
- Sempill, Margaret to Serena di Lapigio, Sabrizio
- Sereth, Christian to Seré de Lanauze, Thierry de
- Sesmaisons, Anne Yvonne Suzanne Marie de to Seton, James Alexander
- Seton, James of Touch to Severy, Ferdinand de Charrière de
- Sevier, Henry to Seymour, Archie Christopher
- Seymour, Arthur to Seymour, Francis Alexander Dallas
- Seymour, Francis Benedict to Seymour, Lynda Marie
- Seymour, Mabel to Seymour, Zoë Jane
- Seymour-Conway, Alice Elizabeth to Shadwell, Sidney Catherine
- Shaeffer, C. to Shand Kydd, William
- Shand, 1st Baron, of Woodhouse, co. Dumfries (Alexander Burns) to Sharma, Valerie May
- Sharman, Baron, of Redlynch in the County of Wiltshire (Colin Morven) to Sharpe, William
- Sharper, Dixon T. to Shaw, Elizabeth
- Shaw, Elizabeth to Shaw, Maria Katherine
- Shaw, Maria Louisa to Shaw-Lefevre, unknown daughter
- Shaw-Lefevre-St. John-Mildmay, 7th Baronet (Gerald Anthony) to Shawcross, William Tuer
- Shawe, Anne Jane Charlotte to Sheffield, Baroness (Anne)
- Sheffield, Baroness (Lucy) to Shekleton, William Henry
- Shelbourne, Catherine Elizabeth to Shelley, John
- Shelley, John to Shepherd, Margaret Louisa
- Shepherd, Maria Sophia to Sherard, William, 1st Baron Sherard
- Sherborne, 1st Baron (James) to Sheremetev, Sofya Vladimirovna
- Sheremetev, Tatyana Petrovna to Sheridan, William Philip
- Sheriden, Bertrand Cecil Owens to Sherwood, Richard
- Sherwood, Robin Paul Austen to Shillitoe, Richard
- Shilson, Isabella Ann to Shirley, Anne
- Shirley, Anne to Shirley, Washington, 5th Earl Ferrers
- Shirley, Washington, 8th Earl Ferrers to Shoppee, Elizabeth
- Shoppee, Elizabeth to Shoppee, Sarah Rebecca Collett
- Shoppee, Sharon to Shorter, Thomas
- Shorthose, Ann to Shuker, Stephen
- Shular, Kathryn Elspeth to Shuttleworth, William Richard Ashton
- Shwarzenagger, Arnold Alois to Sidebottom, William
- Sidenham, Joan to Sigulfson, Forn, Lord of Greystoke
- Sigurdsdottir, Cecily to Silver, William Herbert
- Silvera, Elizabeth to Simmers, James Nelson
- Simmonds, Anne to Simonds, Viscountess (Mary Hope)
- Simone, Adriana to Simpson, Henrietta Anne Maria Charlotte Bridgeman
- Simpson, Henrietta Francis to Sims, Ursula Jane
- Simson, Alexander to Sinclair, Elizabeth
- Sinclair, Elizabeth to Sinclair, John
- Sinclair, John to Sinclair, William
- Sinclair, William to Sinopoli, 18° Conte (Fabrizio)
- Sinton, Kate to Skeet, unknown
- Skeete, Agnes to Skey, Samuel
- Skeys, Frances to Skipwith, William
- Skipworth, 2nd Baronet, of Newbold Hall (Fulwar) to Slade, Basil Arthur
- Slade, Beatrice Isobel Hilda to Sladen, Winifred Evelyn
- Slagle, Charles to Sleigh, W. W.
- Sleiter, Rossella to Slyfield, Margaret Eliott-Drake
- Slym, David Jon to Smartt, W. D.
- Smatill, Caroline to Smiley, Xan de Crespigny
- Smilie, Ann to Smith, Amy Victoria Louise
- Smith, Andrew to Smith, Burrard Archibald
- Smith, Burton to Smith, Culling Charles
- Smith, Culling Eardley to Smith, Elizabeth Ann
- Smith, Elizabeth Ann to Smith, Frederick
- Smith, Frederick to Smith, Henry
- Smith, Henry to Smith, Jeanette
- Smith, Jeanne Elizabeth to Smith, Katherine Grace
- Smith, Katherine Grace Vaughan to Smith, Marian Clare
- Smith, Marian Nelson Fell to Smith, Oliver Geoffrey Woollcombe
- Smith, Oliver George Eric to Smith, Russell Haddon
- Smith, Ruth Bronwyn to Smith, Thomas, 1st Bt.
- Smith, Thomasine to Smith, Zelie
- Smith-Barber, Elsie Agnes to Smithson, Yuilleen Maude
- Smithwick, Amy Oliver to Smyth, Esmé
- Smyth, Esmé Frances Sylvia to Smyth, William
- Smyth, William to Snaith, Martin Somerville
- Snakenborg, Elizabeth to Snellaert, Peter William
- SNELLEKSZ nee PATRICK, Ada to Snowden, Samuel
- Snowden, Susanna to Solari, Maria Cristina
- Solaroli, Aimone to Solms-Laubach, Gräfin zu (Daniela)
- Solms-Laubach, Gräfin zu (Elisabeth) to Somers Cocks, Philip Sebastian, 9th Lord Sommers, Baron of Evesham
- Somers of Evesham, 1st Baron (John) to Somerset, Elizabeth Alice
- Somerset, Elizabeth Anne to Somerset, Mary Frances Elizabeth
- Somerset, Mary Georgiana to Somerville, Elizabeth
- Somerville, Elizabeth to Sommerschenburg, Sophie von
- Sommerville, Alexander M. to Sotheby, William
- Sotheran, Mary Sarah Shepley to Southcott, Wendy
- Southdun, Henrietta to Southwell, Mary Elizabeth
- Southwell, Mary Paulina to Spaigne, William de
- Spaildtt, William to Spathis, Spyros
- Spatz, Friedrich to Spee, Johannes Emanuel Placidus Wladimir Thaddäus Maria Graf von
- Spee, Johannes Graf von to Spence, Susan
- Spence, Sybil to Spencer, Elizabeth
- Spencer, Elizabeth to Spencer, Norma
- Spencer, Oliver Charles to Spencer-Churchill, Yvonne Henriette Marie
- Spencer-Cooper, Henry Edmund Harvey to Sperling, Susan Astle
- Sperrey, Eleanor Katherine to Spinazza, Tony
- Spindel, Elizabeth Stephana to Spratt, William Richard
- Spread, Adeline Maria to Spring Rice, Fiona
- Spring Rice, Florence Caroline to Sproule, William
- Sproull, Brett to St. Amand, Martha
- St. Andrew, Elizabeth to St. Aubyn, William St. John
- St. Aubyn-Sayer, Catherine Mary to St. George, William
- St. George-Johnston, Adda Katherine to St. John, George Francis William
- St. John, George Frederick Berkeley to St. John, Zulmée Marie Thérèse
- St. John-Ives, Charles to St. Leger, Beverley Cora
- St. Leger, Brenda Mary to St. Lo, Margaret
- St. Loe, Clement to Stacey, Thomas
- Stacey-Jones, Joyce Ella to Stacpoole, Geraldine Norah Isabella
- Stacpoole, Gertrude de to Stacy, William B.
- Stade und Nordmark, Adelheid von to Stafford, William
- Stafford, William to Stamatopoulos, Philippa Nancy
- Stamer, 4th Baronet (Lovelace) to Standing, Wyndham
- Standish, 1st Baronet (Richard) to Stanhope, Eliza
- Stanhope, Elizabeth to Stanier, Penelope Rose
- Staniforth, Harriet Georgiana to Stanley, Eleanor
- Stanley, Eleanor to Stanley, Marian Woodruff
- Stanley, Marjorie to Stannard, unknown
- Stannard, William to Stanton, William Henry Stephen
- Stanwood, Charles Fuller to Stapleton, Elizabeth
- Stapleton, Elizabeth to Starhemberg, Valerie Georgine von
- Staritsa, Duke of (Andrew) to Staunton, unknown
- Staunton-Massy, Francis Staunton to Stedman, Nathaniel
- Stedman, Phyllis to Steele, Harriett Sophia
- Steele, Hazel Bessie to Stein, Marion
- Stein, Oswald to Stephens, Jasper Roland Every
- Stephens, Jeffrey to Stephenson, William
- Stephenton, Eleanor to Sterry, Henry
- Stert, Lionel R to Stevens, Geoffrey William James
- Stevens, George Archibald to Stevenson, Florence Maria
- Stevenson, Frances to Stevenson, William
- Stevenson, William to Stewart, Alexander
- Stewart, Alexander to Stewart, Barbara Joan
- Stewart, Barbara Marion to Stewart, Edward Hamilton
- Stewart, Edward Henry Granville to Stewart, Grace
- Stewart, Grace Hamilton to Stewart, James of Ryland
- Stewart, James Robert to Stewart, John, 3rd Earl of Buchan
- Stewart, John, 4th Earl of Atholl to Stewart, Marion G.
- Stewart, Marion Stewart to Stewart, Robert Dunlop
- Stewart, Robert Hathorn of Physgill to Stewart, William
- Stewart, William to Stewart-Richardson, Katherine Jane
- Stewart-Richardson, Katherine Kelly to Stilwell, Viviane
- Stimson, Lancelot Maxwell to Stirling, Patrick of Kippendavie
- Stirling, Penelope Ann to Stobart, Ralph Forrester
- Stobart, Richard Montagu to Stockmann, Elizabeth Caroline
- Stockmar, Anna von to Stokes, John
- Stokes, John to Stolberg-Stolberg, Johannes Graf zu
- Stolberg-Stolberg, Johannes Graf zu to Stolberg-Wernigerode, Prinz
- Stolberg-Wernigerode, Prinz to Stone, Winifred Frances
- Stonefield, Alexander Campbell of to Stoney, James Johnstone
- Stoney, Jane to Stonor, Edmund
- Stonor, Edmund Charles Joseph to Stopford, Anne
- Stopford, Anne Frances Joan to Stopford, May
- Stopford, Megan to Stormont, William David
- Stormonth Darling, Angus James to Stourton, Edward William Stephen, 28th Baron Segrave
- Stourton, Edward, 10th Baron Stourton to Strabane, Viscount of (James Alfred Nicholas)
- Strabolgi, (?) to Strachwitz, Hermann Graf
- Strack, Marie Teresa de to Strange, 9th Lord (John)
- Strange, Ada le to Stratford, William
- Stratford-Upon-Slaney, THE 9TH BARON HENNIKER OF to Straubenzee, Turner van
- Strauch, Bertha to Strickland, Diana Blanche
- Strickland, Edeline to Stroffeck, Therese
- Strogan, Georgiana Augusta to Strutt, Hedley Vicars
- Strutt, Hedley Vicars to Stuart, Anne
- Stuart, Anne to Stuart, Esmé, 1st Duke of Lennox
- Stuart, Esmé, 3rd Duke of Lennox to Stuart, Katherine
- Stuart, Katherine Frances to Stuart, Tyler John
- Stuart, unknown to Stuart-Wortley, Nicholas Rothesay
- Stuart-Wortley-Mackenzie, Caroline Elizabeth Mary to Stubenberg, Helene Herrin und Gräfin von
- Stubenberg, Helene Herrin und Gräfin von to Stubenberg, Herrin und Gräfin von (Maria Crescentia)
- Stubenberg, Herrin und Gräfin von (Maria Ernestina) to Stubenberg, Xaveria Innocentia Herrin und Gräfin von von
- Stubington, Claudia Mary to Studdert, Claire Dorothy Naunton
- Studdert, Clara to Studdert, Isabel
- Studdert, Isabel Millar to Studdert, Maurice
- Studdert, Maurice to Studdert, William Walton
- Studdert, Wynne to Sturges, William Henry
- Sturges-Jones, Ruth Anne Mary to Styrbjornson, Thorgils 'Sprakalegg'
- Styria, Duke of (Herman VI) to Suffolk, Earl of (Richard)
- Sugar, Alan Michael, Baron Sugar to Sulyard, Thomas
- Sulyarde, Edward to Sunderland, unknown
- Sundgren, Carl Adolph to Sutcliffe, Marcella
- Sutcliffe, Mark David Chetwynd to Sutherland, Robert
- Sutherland, Robert to Sutton, Joan de
- Sutton, Joan de to Sveynsson, Knud
- Sviatopolk-Mirska, Anastasia Olga Mikhaila Zhana Semeonovna to Swan, Stewart FitzAlleyne
- Swan, Susan to Sweden, Knut of
- Sweden, Kol of to Swiatopelk-Czetwertynski, Wladimir
- Swidnica, Anne of to Swinton, John of that Ilk
- Swinton, John of that Ilk to Sydney, William
- Sydney-Jones, Charles to Sykes, Maria Henrietta
- Sykes, Mark to Symmes, Veronica Anne
- Symmons, Charles to Synge, Evelyn Mary
- Synge, Fanny Cecil to Szebeny, Irmgard von
- Szecheny, Franziska Gräfin von to Taaffe of Corren, Viscountess (Mary Anne)
- Taaffe, Alice to Taft, William Howard
- Tagart, Francis to Talbot, Anna Maria
- Talbot, Anne to Talbot, Gilbert
- Talbot, Gilbert to Talbot, Reginald Gilbert Murray
- Talbot, Reginald John Arthur to Taliacarne, Vincent
- Taliaferro, Elizabeth to Tancred, Thomas Selby
- Tancred, Thomas, 1st Bt. to Tarassenko, Simon Robert Serge
- Tarazona, 4th Marquesa de (Catalina Ventura) to Tassell, Rene
- Tasso de Saxe-Coburgo e Braganca, Afonso Carlos to Tatton-Brown, Margaret Caroline
- Tatton-Sykes, Henrietta Caroline Rose to Tayler, Lionel William Skipwith
- Tayler, Martha to Taylor, Colleen Susan
- Taylor, Colleen Una to Taylor, Georgiana Anne
- Taylor, Georgiana Jane to Taylor, Joseph
- Taylor, Joseph to Taylor, Patricia Ann
- Taylor, Patricia Ann to Taylor, unknown daughter
- Taylor, unknown daughter to Teale, Victoria
- Teano, Comte di (Philippe) to Telford, Thomas
- Teligny, Charles Louis, Seigneur de Teligny to Tempest, William
- Tempest, William to Temple-Gore-Langton, Zillah Ray
- Temple-Harris, Beryl Sylvia to Tennant, Emma Christina
- Tennant, Emma Clare to Tennyson d'Eyncourt, Philippa Janet
- Tennyson, 1st Baron (Alfred) to Terry, William Lionel
- Terry-Engell, Belinda to Thacker, Thomas Waud
- Thackeray, Alexander to Thebo, Hubert Andrew
- Thee, Father to Thesiger, Osman Richard Baybörü
- Thesiger, Osric Wilfred to Thistlethwayte, Thomas George
- Thistleton-Smith, Geoffrey to Thomas, Elizabeth
- Thomas, Elizabeth to Thomas, John Phillips
- Thomas, John Phillips to Thomas, Sophia
- Thomas, Sophia to Thompson, Anne Adeline
- Thompson, Anne E. to Thompson, Frances Margaret
- Thompson, Francie to Thompson, Maria
- Thompson, Maria to Thompson, Thomas
- Thompson, Thomas Charles to Thomson, Gale Edith
- Thomson, Gary Andrew to Thomson, Winifred Anne St. John
- Thomson, Winifred Marian to Thorneycroft, Wallace
- Thornhagh, Elizabeth to Thornton, Pamela Violet
- Thornton, Patricia Louise to Thorpe, Lavinia Hermione
- Thorpe, Mabel to Throckmorton, Eleanor
- Throckmorton, Eleanor to Thun und Hohenstein, Wolfgang Eugen Graf von
- Thun, Caroline Gräfin von to Thurn und Taxis, Illa
- Thurn und Taxis, Iniga Anne Margarete Wilhelmine Luise Prinzessin von to Thursby, William Legh
- Thursby, William Piers to Thynne, Joanna Sybil Marcia
- Thynne, John to Tichborne, William
- Tichbourne, Jane to Tillard, Winifred Agnes
- Tillbrook, Jacqueline to Timpson, Veronica Naomi Livingston
- Tims, Angela Walmsley Marett to Tiptoft, Robert
- Tiptree, James, Jr. to Tocco, Zebedo Lucio Maria Carlos di
- Tocher, Mary Agnes to Toke, Nicolas Eyare
- Toker, C. to Tollemache, Michael David Douglas
- Tollemache, Mortimer Granville to Tomlin, Thomas Minter
- Tomline, Fanny Charlotte to Tonnerre, Robert de
- Tonnes, Hester to Torbett, Susan Mary
- Torbock, Sybil to Torrington, Lucy Juliana
- Torry, Susannah to Tottenham, Percy Marmaduke
- Tottenham, Philippa Jane to Tovey, unknown son
- Tovy, Elizabeth to Townley, William Gale
- Townley-Parker, Gerald to Townsend, Elizabeth
- Townsend, Elizabeth to Townsend, Juliet Margaret
- Townsend, Katherine to Townsend, Samuel Philip
- Townsend, Samuel Richard to Townshend, Frances
- Townshend, Frances to Townsley, Richard
- Townsville, Harriett Anna Margaretta to Trafford, Elfrida Adelaide de
- Trafford, Eliza to Trail, Henrietta Eliza
- Trail, Henry to Trant, Richard
- Trant, Sarah to Travers, Isabel Eileen
- Travers, James to Tredegar, Viscountess (Olga Sergeivna)
- Tredez, Anne Karine to Treignon, Jane
- Treip, Elizabeth to Trench, Charles Stewart
- Trench, Charles Stewart John to Trench, Harriott
- Trench, Heather Mavis to Trench, Patricia Helen
- Trench, Patrick Aubrey to Trenck, Wilhelm von der
- Trend, Baron, of Greenwich in Greater London (Burke St John) to Trevilian, Thomas Richard John
- Trevillion, Fenella to Trevor-Roper, William
- Trevor-Roper, Winifred to Tripoli, Count of (Raimond IV)
- Triponel, Angela Caroline to Trollope, Froude Dillon
- Trollope, George to Trotter, Edward Henry
- Trotter, Edward John to Trower, Maria
- Trower, Percy to Truscott, Kathleen Phyllis
- Truscott, Louisa Edith to Tubbs, Stanley, 1st Bt.
- Tuberville, Lucy to Tucker, Frederick
- Tucker, Frederick Commons to Tucker, William Roy
- Tucker, Wilma Florence Ada to Tufnell, Zoë Victoria Moray
- Tufton, 1st Baronet (Richard) to Tullibardine, Countess of (Dorothea)
- Tullibardine, Countess of (Elizabeth) to Turbett, Thomas
- Turbeville, Dionysia to Turner, Anne
- Turner, Anne to Turner, Harold Lake Compton
- Turner, Harold Lake Compton to Turner, Michael James Stopford
- Turner, Michael John to Turner, Zoe Jane
- Turner-Cain, Diana to Turvey, Thomas
- Turvile, Barbara to Tweedie, Margaret
- Tweedie, Mary to Twining, Penelope Elizabeth
- Twining, Richard to Twisleton-Wykeham-Fiennes, James William
- Twisleton-Wykeham-Fiennes, Jane to Twysden, Frances
- Twysden, Frances to Tyler, Hugh Griffin
- Tyler, Hugh Maxwell to Tyndale-Biscoe, Veronica Joy
- Tyndale-Biscoe, Wilfred Julian to Tyrrell, William George, 1st and last Baron Tyrrell of Avon
- Tyrrell, William Henry to Tytler, William Fraser
- Tyumenskii, Vasilii Agishivech to Ullens de Schooten, Rodolphe
- Ullens, Albert to Underhill, William Henry
- Underwood, Adrian Michael Campbell to United Kingdom, William of the
- United Provinces of the Netherlands, Frederick of the to Upton, John Henry, 1st Visount Templeton
- Upton, John Herbert to Urquhart, John of Craigston Castle
- Urquhart, John of Meldrum to Ussher, Arland
- Ussher, Arland to Ussher, Lettice
- Ussher, Lucinda to Vacca, Peter D.
- Vaccheri, Colomba to Valentinois, Pierre of
- Valera, Amelia de to Valois, Patricio
- Valois, Philip to Van Zeller, Richard
- Van, Pauline to Vanderbilt, William Henry II
- Vanderbilt, William Henry III to Vane, William, 1st Viscount Vane
- Vane-Tempest, 2nd Baronet, of Long Newton, co. Durham (Henry) to Vanneck, William Prentice
- Vanni, Alessandra to Vansittart, William
- Vansittart, William to Vatcher, Rose Ethel
- Vateau, Hester de to Vaughan, John, 3rd Earl of Carbery
- Vaughan, John, 3rd Earl of Lisburne to Vaus, Rosina
- Vause, John to Vavasour, Murray Gilbert
- Vavasour, Nicola Frances to Venables, Gilbert de
- Venables, Gilbert de to Venter, Tyrone Francois
- Ventimiglia, Rosalia de to Vere, Elizabeth de
- Vere, Ellen to Vereker, John Gage Prendergast, 5th Viscount Gort
- Vereker, John Herbert Radcliffe Medlicott to Vermehren, Allmut Elizabeth Beatrice
- Vermeille, Aeltje to Verney, Katharine Priscilla
- Verney, Kathleen to Vernon, Eustace
- Vernon, Evelyn to Vernon, Robert Fitzpatrick Courtenay Vernon
- Vernon, Robert Harcourt to Verstraete, Zoë
- Vertadour, Anne de to Vesey, Margaret Constance
- Vesey, Margaret Elizabeth to Vicary, William Sebastian
- Vicat, Alan to Vignon, Herve
- Vignon, Jacques to Villiers of Dartford, Viscountess (Barbara)
- Villiers of Hoo, 10th Baron, co. Kent (George Francis William) to Villiers, Evelyn Charles Arthur
- Villiers, Evelyn Fountaine to Villiers, Patrick Alexander
- Villiers, Paul Frederick to Vincent, Arabella
- Vincent, Arthur to Vine, Vincent
- Vine-Hall, Elisabeth Kay to Visor, June L.
- Visscher, Anne Marie de to Vladimir, Yuri II of
- Vladimir, Yuri II of to Vorontzov-Daschkov, Ilarion Ilarionovich, Count Vorontzov-Daschkov
- Vorontzova-Daschkova, Countess (Irina Ilarianovna) to Vyse, William
- Vyvan, 10th Baronet (Courtenay Bourchier) to Wade, Edmund Richmond
- Wade, Edward to Wagg, Timothy John
- Waggett, Anne to Wait, William Killigrew
- Waite, A. C. R. to Wakefield, William Wavell, 1st Baron Wakefield of Kendal
- Wakefield-Saunders, Alan Morley to Waldburg zu Wolfegg und Waldsee, Wunibald
- Waldburg zu Zeil und Trauchburg, 6th Fürst von (Erich August) to Waldeck und Pyrmont, Georg I Prinz zu
- Waldeck und Pyrmont, Georg II Prinz zu to Waldegrave, Elizabeth Laura
- Waldegrave, Emily Susanna Laura to Waldenmeier, Wolfgang
- Walder-Smith, Henrietta Louise to Wales, Susanna
- Waleton, Cecily to Walker, Anne Gwenllian
- Walker, Anne Louisa to Walker, George
- Walker, George to Walker, Louise
- Walker, Lucretia to Walker, Vernon Edgar
- Walker, Victoria to Wall, William
- Wallace of Campsie, Baron, of Newlands in the County of the City of Glasgow (George) to Wallace, Macleod
- Wallace, Malcolm Robert to Waller, Betty Maurice
- Waller, Blanche to Waller, Winifred Joan
- Waller-Bridge, Cyprian to Wallop, William Barton Powlett
- Wallroth, Adela Florence Victoria to Walpole, Susan
- Walpole, Susan to Walsh, Jeannette
- Walsh, Jeremiah to Walter, Edith Elizabeth
- Walter, Edmund to Walters, Nicholas
- Walters, Nicholas J. to Wand, Kathleen
- Wandel, Dora to Warburton, Sidney
- Warburton, Susan to Ward, Cyril James
- Ward, Cyril, 2nd Bt. to Ward, Hester Janet Teresa
- Ward, Hildred Laura to Ward, Maureen
- Ward, Mavis to Ward, Valerie
- Ward, Valerie Anne to Warden, Walter George
- Wardenberg, Helene von to Warfield, Thomas
- Wargrave, 1st Baron, of Wargrave, co. Berks (Edward Alfred) to Warner, Flora
- Warner, George to Warre, Margaret la
- Warre, Margaretta to Warren, Henry
- Warren, Henry Charles Jackson to Warren, Winifred Annette
- Warren-Bulkeley, Elizabeth Harriet to Warton, Sarah Clara
- Warton, Sonya to Washington, Walter de
- Washington, Warner to Waterlow, Frank William
- Waterlow, George Sydney to Wathen, William Hulbert
- Watherston, Charles Crispin to Watney, William Herbert
- Watral, Ann Ellen to Watson, Elizabeth Kerry Ann
- Watson, Elizabeth May Gladstone to Watson, John, 1st Bt.
- Watson, John, V.C. to Watson, Robin Bertram Stephen
- Watson, Rodney Andrew to Watson-Gandy, William Donald Paul
- Watson-Gandy-Brandreth, James Donald to Wattleworth, William
- Wattleworth, William to Watzdorff, Wilhelmine Baronin von
- Wauch, Andrew Ellis to Wavell, Sophia Matilda
- Wavell, unknown daughter to Weatherby, Susan Alison
- Weatherhog, Edith French to Webb, Henry
- Webb, Henry to Webber, William John
- Webber-Gardiner, Editha Jane to Webster, William
- Webster, William to Weedon, Susan Isobel
- Weeds, Allan Arthur to Weir, Elizabeth
- Weir, Elizabeth A. to Welby, William
- Welby, William Earle to Weld-Blundell, Veronica Mary
- Weld-Forester, Alexandra Elizabeth to Welles, Richard
- Welles, Richard de to Wellesley, Patrick
- Wellesley, Philip Vernon Charles to Wells, June Marijke
- Wells, Katherine Ursula Gresham to Welsh, Margaret Florence
- Welsh, Marie Gordon to Wemyss, Walpole
- Wemyss, William to Wentworth, John
- Wentworth, John to Wernham, Katharine Anne Rochfort
- Wernher, 1st Baronet (Julius Charles) to West, Anne
- West, Anne to West, Henry Cave
- West, Henry Jasper to West, William
- West, William Albert to Westcombe, Primrose
- Westcote of Ballymore, 1st Baron, co. Longford (William Henry) to Westhead, Lucy
- Westhope, Jan to Weston, Mary
- Weston, Mary to Westropp, Frances
- Westropp, Frances to Westropp, Robert Michael
- Westropp, Roberts Michael to Wettin, Heinrich
- Wettin, Heinrich I Graf von to Whalley-Smythe-Gardiner, Jane Elizabeth
- Whan, Shirley Fay to Wheatley, Henry
- Wheatley, Herbert to Wheeler, Tabitha Heather
- Wheeler, Teresa to Whipple, Priscilla
- Whipps, Christine Stephanie Barbara Maria to Whitbread, Margaret
- Whitbread, Mary to White, Charles Blair
- White, Charles Henry Everard to White, Hella
- White, Henrietta Dobree to White, Marian
- White, Marie to White, Sophia
- White, Sophia to Whitefoord, Susanna Elizabeth Bailey
- Whitefoord, unknown to Whitelaw, William Alexander
- Whitelaw, William Stephen Ian, 1st and last Viscount Whitelaw to Whitgreave, Thomas
- Whitham, Florence Penelope to Whitmore, William Rupert
- Whitney, Alice Julia to Whittingham, William
- Whittingstall, Jenifer to Whorwood, Theodosia
- Whorwood, Thomas to Wickham, William Wickham
- Wickins, Donna Lynn to Wied, Wolff-Heinrich Prinz zu
- Wied-Runkel, Karl Ludwig Prinz von to Wigan, Zoe Margaret
- Wigart, Julia to Wigram, William Pitt
- Wigston, Clara Jane to Wild, Mary Florence
- Wild, Mary Hilda Madelina to Wiley, Susan Jane
- Wilford, Adelaide Jane to Wilkins, William Michael
- Wilkinson Fraser, Dobree to Wilkinson, Thomas
- Wilkinson, unknown to Willey, Sue Phillis
- Willfort, Claudia Maria Edina Hedwig to Williams, Ava Jade
- Williams, Averil May to Williams, Edward Wynn
- Williams, Edwin Walter to Williams, Hannah Louisa
- Williams, Hannah Louise to Williams, Laura
- Williams, Laura Annesley to Williams, Osmond
- Williams, Osmond Trahairn Deudraeth to Williams, Thomas
- Williams, Thomas to Williams-Freeman, William Peere
- Williams-Jones, Sarah Eurwen to Williamson, James Ker of Cardrona
- Williamson, James, 1st and last Baron Ashton to Willis Fleming, Violet Elizabeth Annie
- Willis of Knaresborough, Baron, of Harrogate in the County of North Yorkshire (George Philip) to Willoughby de Broke, Baroness (Margaret)
- Willoughby de Eresby, 10th Lord (William) to Willoughby, Maria Gertrude
- Willoughby, Marianna to Wills, Michael James Hamilton
- Wills, Michael Thomas Noel Hamilton to Wilmot, Robert, 2nd Bt.
- Wilmot, Robert, 3rd Bt. to Wilson, Brad
- Wilson, Brandon to Wilson, Elizabeth
- Wilson, Elizabeth to Wilson, Ian Patrick
- Wilson, Ian Urquhart to Wilson, Lavinia Mary
- Wilson, Leana to Wilson, Patrick Maitland, 2nd Baron Wilson
- Wilson, Patrick Murrough to Wilson, Thomas Bruce
- Wilson, Thomas Douglas to Wimbish, unknown
- Wimble, Brenda Bowring to Windham, Josette
- Windham, Juliet Alexa to Windisch-Grätz, Sabine zu
- Windisch-Grätz, Sophie Eleonore Prinzessin zu to Windsor, William de
- Windsor, William de to Wingfield, Frances
- Wingfield, Frances to Winkhaus, Wolfgang Paul
- Winkle, Hannah to Winnington-Ingram, Constance Maude
- Winnington-Ingram, Daniel Grant to Winston, Sarah
- Winstone, Edith Winifred to Winton, John Parry de
- Winton, Louisa Emily Georgina to Wishart, Margaret
- Wishart, Marianne to Witt, Yolande de
- Wittber, Bronwyn to Wittlin, Katarzyna
- Wittmann, Armin to Wodehouse, Helen Maude
- Wodehouse, Henrietta Laura to Wodhull, William
- Wodin, William to Wolff Metternich zur Gracht, Sabina
- Wolff Metternich zur Gracht, Simeon Graf to Wollwert-Lauterburg, Olga von
- Wolman, Lea to Wonsetler, Lorene
- Wontner, Adrian Rupert Blanchard to Wood, Alice Jane
- Wood, Alice Kathleen to Wood, Elizabeth Hoar
- Wood, Elizabeth Jane to Wood, John
- Wood, John to Wood, Philip
- Wood, Philip to Woodberry, Max
- Woodbridge, 1st Baron, of Ipswich, co. Suffolk (Arthur Charles) to Woodhouse, Harold James Selborne, 2nd Baron Terrington
- Woodhouse, Harold Sealy to Woods, Denis John
- Woods, Donald to Woodward, Lucy Martha
- Woodward, Magdalene Reaves Delves to Woolley, Wayne
- Woolls, Doreen to Wordsworth, Emma Harriet
- Wordsworth, Evelyn Mary to Workman-Macnaghten, Louisa
- Workman-Macnaghten, Louisa to Worsley, Henry
- Worsley, Henry Gildart to Worthington-Eyre, William Stratford Eyre
- Worthington-Wilmer, Inez Ysabel to Wray, William, 1st Bt.
- Wrbna-Kaunitz-Rietberg-Questenberg und Freudenthal, Rudolf Graf von to Wright, Ann
- Wright, Ann Alicia to Wright, Frederic Douglas
- Wright, Frederick to Wright, Lucy Pauline
- Wright, Lucy Sophia to Wright, Stephen James
- Wright, Stephen John Neave to Wrixon-Becher, Yvonne Margaret
- Wrobel, Lorraine to Wuthenau-Hohenthurm, Michael von
- Wuthenau-Hohenthurm, Monika von to Wydevill, Richard, 1st Earl Rivers
- Wydeville, Mary to Wylme, William
- Wylmer, Agnes to Wyndham, Laura Sophia
- Wyndham, Leo David to Wynn, Thomas John
- Wynn, Thomas John to Wynyard, William
- Wyon, Allan to Württemberg, Georg Ferdinand Herzog von
- Württemberg, Georg Ferdinand von to Württemberg, Wilhelm von
- Württemberg, Wilhelm von to Yarde, unknown
- Yarde-Buller, Adela to Yates, Thomas
- Yates, Thomas to Yelverton, Letitia
- Yelverton, Longworth Ridge to Yerburgh, Winifred Prudence Mary
- Yerbury, Eliza to Yorke, Arthur Philip Denys
- Yorke, Augusta Emmeline to Yorke, Reginald Beauchamp
- Yorke, Reginald Frederick to Young, Caroline Jean
- Young, Caroline Margaret to Young, Geoffrey Tyndale
- Young, George to Young, Kitty
- Young, Kyle to Young, Robert
- Young, Robert to Youngblood, Emily Collins
- Youngday, Brigid Alison to Ysenburg und Büdingen in Meerholz, Wolfgang Graf zu
- Ysenburg und Büdingen in Philippseich, Alexis Graf zu to Zaborowska, Maria
- Zabriskie, Alexandra to Zastrow, Marianne von
- Zateslo, Ann Helen to Zichy, Xenia
- Zichy-Ferraris, Emanuel Graf von to Zoete, Virginia de
- Zogu Pasha, Hedijé Hanem to Zuckerman, Solly, Baron Zuckerman
- Zuil, Jane to Zähringen, Wilhelmine
- Zätterström, Birgitta to Österreich, Erzherzog von (Guntram Maria Georg)
- Österreich, Erzherzog von (Guntram Maria) to Österreich, Erzherzogin von (Maria Amalia)
- Österreich, Erzherzogin von (Maria Anna Josefa) to Österreich, Johann Erzherzog von
- Österreich, Johann Karl Erzherzog von to Österreich, Marie Elisabeth Erzherzogin von
- Österreich, Marie Elisabeth Josephe Johanna Antonie to Österreich-Este, Maximilion Joseph Erzherzog von



