- 'tHoen, Andrée to (?), Alicia Jane
- (?), Alienor to (?), Aufrica
- (?), Augustia to (?), Caroline
- (?), Caroline to (?), Cuthræd, King of Kent
- (?), Cuthwine to (?), Edgiva
- (?), Edgiva to (?), Elizabeth
- (?), Elizabeth to (?), Fannie
- (?), Fannie Sarah to (?), Gisela
- (?), Gisela Frania to (?), Helena
- (?), Helena to (?), Jacquetta
- (?), Jaime 'the Conqueror' to (?), John, Emperor of Thessalonica
- (?), John, Jarl of Orkney to (?), Louis 'the Coward'
- (?), Louis 'the Pious' to (?), Margaret
- (?), Margaret to (?), Mary
- (?), Mary to (?), Nest
- (?), Nesta to (?), Philippe VI, Roi de France
- (?), Philippe, Roi de France to (?), Sancho, Comte de Rousillon et Cerdange
- (?), Sancho, Conde de Castilla to (?), Svein
- (?), Svitrigaila, Grand Duke of Lithuania to (?), unknown daughter
- (?), unknown daughter to (?), unknown wife
- (?), unknown wife to (?), Æthelburh
- (?), Æthelburh to Abbott, Glen
- Abbott, Gordon to Abdy, Helen Diana
- Abdy, Henry Beadon, 4th Bt. to Abercrombie, Thomas of Abercrombie
- Abercromby of Aboukir and Tullibody, 1st Baroness, co. Clackmannan (Mary Anne) to Aberdeen, Countess of (Susan)
- Aberdour, John Stewart Sholto to Aboud, Russell Anthony
- Aboyne, 1st Earl of (Charles) to Acheson, William
- Achesonne, George to Acland, Emily Patricia
- Acland, Emily Rosa Dyke to Acland, Timothy John Dyke
- Acland, unknown to Acton, Paul Reginald
- Acton, Pauline Laura to Adam, William Patrick
- Adamantow, May to Adams, Eliza Sabia
- Adams, Elizabeth to Adams, Joseph
- Adams, Joseph to Adams, Samuel
- Adams, Samuel Allen to Adamson, Vera Marie
- Adamson, Victor Raymond to Addison, William Matthew Wand, 4th Viscount Addison
- Addley, Barry to Adrian, William Obadiah
- Adriasola, Gonzalo Perez to Agard, Susan
- Agassi, Andre to Agnew, David Franklin
- Agnew, David Hayes to Agnew, Josephine
- Agnew, Josephine Anne to Agnew, Stephen William
- Agnew, Susan to Ailesbury, Marchioness of (Dorothy Julia)
- Ailesbury, Marchioness of (Georgiana Sophia Maria) to Airey, Terence Sydney
- Airie, Julie Ann to Aitken, Winifred Pansy
- Aitkin, Helen to Albania, Xhelal Zogu of
- Albanians, HM The Queen Mother of the (Sadijé) to Alcock, Henrietta Mary
- Alcock, Henry to Aldhouse, Robert
- Aldington, 1st Baron, of Bispham, co. Borough of Blackpool (Toby Austin Richard William) to Alençon, William d'
- Alers, Karola von to Alexander, Cyril J. T.
- Alexander, Daisy to Alexander, James
- Alexander, James to Alexander, Nathaniel
- Alexander, Nathaniel to Alexander-Shaw, William John
- Alexander-Sinclair, Edwyn Sinclair to Allan, Wendy
- Allan, William to Allen, Elizabeth
- Allen, Elizabeth to Allen, Lilian Emmeline
- Allen, Loraine to Allen, William
- Allen, William to Allhusen, Wilton
- Alli, Baron, of Norbury in the London Borough of Croydon (Waheed) to Almásy von Zsadány und Török-Szent-Miklós, Paul
- Almásy von Zsadány, Gräfin (Hildegard) to Altenburg, Georg von
- Altenburg, Georg-Aegidius Clemens Ferdinand Maria von to Alvanley, Baroness (Arabella)
- Alvarado Zuniga, Maria Olga to Amcotts, Wharton, 1st Bt.
- Amcotts-Ingilby, Elizabeth to Amory, Thomas
- Amos, Ann-Marie to Ancketill, William Robert
- Ancliffe, George Ernest to Anderson, Elizabeth
- Anderson, Elizabeth to Anderson, Liv Senstad
- Anderson, Liza Kate to Anderson, William James
- Anderson, William James to Andrews, Charles Frederick
- Andrews, Charles George to Andrews, Margaret
- Andrews, Margaret to Andrássy de Csíkszentkirály et Krasznahorka, Tivadar
- Andrássy, Countess (Mária Gabriele) to Angus, Margaret of
- Angus, Master of (George) to Anhalt-Bernburg-Schaumburg-Hoym, Prinzessin
- Anhalt-Bernburg-Schaumburg-Hoym, Prinzessin to Anhalt-Köthen, Wilhelmine von
- Anhalt-Plotzkau, August Prinz von to Anjou, Louis d'
- Anjou, Louis d' to Annersley, Smith
- Annesley, 10th Baron, of Castle Wellan, co. Down (Robert) to Annesley, Mabel Wilhelmina Frances
- Annesley, Margaret to Anson, Charlotte Isabella
- Anson, Charlotte J. to Anson, Yvonne
- Anspach, Cécile to Anstruther, Robert de of Anstruther
- Anstruther, Robert Durham to Antrobus, Edmund Bayard
- Antrobus, Edmund Shakerley Alexander to Appleyard, Zoe Sofia
- Appleyard-Ley, Zoe Sofia to Arana, Maria Teresa de
- Arancio, Anna Christina to Arbuthnot, James Norwich
- Arbuthnot, James Robert Yu-Ming to Arbuthnott, Emily
- Arbuthnott, Emma Marion Hall to Arcedeckne-Butler, Timothy Garnier
- Arcedekne, 1st Lord (Thomas) to Archdale, Ruby
- Archdale, Ruby to Archdall, William Stewart Edward
- Archdeacon, Albert Henry to Archibald, Ellen Emma
- Archibald, Emily to Ardagh, Susan
- Ardagh-Walter, Philip Frank to Argenti, Zennou
- Argentine, Agnes d' to Arlington, Countess of (Isabella)
- Arliss, Florence to Armstrong, Baroness (Kathleen)
- Armstrong, Baroness (Maria-Teresa) to Armstrong, Marshale
- Armstrong, Martha Ann to Armytage, Everilda Frances
- Armytage, Fenella FitzHardinge to Arnott, Emily Jane
- Arnott, Emita Emelia to Arrom y Brabo, Francisco
- Arrom y Leal, Elena to Arthur, William Lewis Herndon
- Arthur-Elliott, Helena Augusta to Arundell, Francis
- Arundell, Gerald Arthur, 15th Baron Arundell of Wardour to Arvidsson, Lilly A.
- Arvse, Henry to Ashburnham, Jean
- Ashburnham, Jean Margaret Julia to Asher, Wendy
- Ashfield, 1st Baron, of Southwell, co. Nottingham (Albert Henry) to Ashton, Leon Dominic
- Ashton, Letitia Mary to Aske, Vera
- Askell, Mary to Asselin de Williencourt, Yves
- Asser, G. to Astley, Anne
- Astley, Anne to Aston, Edward
- Aston, Edward to Astor, Rachel Mary
- Astor, Richard to Atholl, 4th Countess of (Isabel)
- Atholl, 4th Duke of, co. Perth (John) to Atkinson, Anne Elizabeth
- Atkinson, Anne Jane to Atkinson, Rebecca Louise
- Atkinson, Richard to Attlee, Margaret Ellen
- Attlee, Margaret Joan to Aubusson de la Feuillade, Noemie d'
- Aubutt, Annie Elizabeth to Audley, Maria
- Audley, Mary to Aumack, R.
- Aumale, 1st Duke of (Edward) to Austin, James
- Austin, James St. John to Aviz, Joanna, Princeza de Portugal
- Aviz, Joâo 'the Great' to Aykroyd, Henry Robert George
- Aykroyd, Henry Robert George to Aylmer, Bruce William
- Aylmer, Caroline to Aylmer, Justin, 4th Bt.
- Aylmer, Karrien to Aylva, Lamoraal H. W., Baron Rengers
- Aylward, Alice Beatrice to Babington, Louisa Ann Fanny
- Babington, Margaret to Bacon, Charlotte Mary
- Bacon, Christopher Henry to Baddeley, Emma
- Baddeley, Eric Alexander to Baden, Wilhelmine Prinzessin von
- Baden-Baden, Albrecht Georg Markgraf von to Bagenal, Jane
- Bagenal, Jane to Bagge, Thomas Philip
- Bagge, Thomas Philip to Bagot, Eleanor
- Bagot, Eliza to Bagot, Ysolde Cicely
- Bagot-Chester, Clotilde Mary Hamilton to Bailey, Cheri Lynn
- Bailey, Cheryl to Baillie, Arthur Malcolm Augustus
- Baillie, Augusta to Baillie, Pamela Elizabeth
- Baillie, Patricia Margaret to Baillieu, Elizabeth Mary
- Baillieu, Emma Elizabeth to Bain, William
- Bainbridge, Albert John to Baird, Evelyn Frances
- Baird, Evelyn Margaret to Baker, Allen
- Baker, Amanda to Baker, Herbert Douglas Midelton
- Baker, Hilda Patience to Baker, Sybella Mockler
- Baker, Sybil Martha to Baldwin, George
- Baldwin, George Brian to Balfour of Burleigh, Lord (Robert)
- Balfour of Inchrye, 1st Baron, of Shefford, co. Berks (Harold Harington) to Balfour, John
- Balfour, John to Ball, Begnet
- Ball, Benjamin George to Ball, Thomasine
- Ball, Trevor to Balmaceda, Chita
- Balmain, Alexander to Bampfylde, Violet Marcia Catherine Warwick
- Bampton, Charlotte to Bandon, Viscountess (Catherine Henrietta)
- Bands, Edward William to Bannerman, Alexander of Elsick
- Bannerman, Alexander of Elsick to Bar, Yolante de
- Bar-sur-Seine, Comte de (Milon II) to Barbrook, William
- Barbuoni, Marie Antoinette Sophie to Barclay, James of Towie Hill
- Barclay, Jane to Barcroft, Ann
- Barcroft, Anna to Barder, unknown son
- Bardesley, Edmond to Baring, Charles Evelyn, 2nd Baron Howick of Glendale
- Baring, Charles Peter to Baring, Maria Matilda
- Baring, Marianne to BARING-GOULD, Sarah Louise
- BARING-GOULD, Shena Grace to Barker, Winifred
- Barker-Hahlo, Frances Natalie to Barlow, John Kemp, 3rd Bt.
- Barlow, John Robert to Barnard, John Alfred Spurdel
- Barnard, John James to Barnes, Leslie Irwin
- Barnes, Linda May to Barnewall, Clare Therese
- Barnewall, Daisy Mabel to Barnewall, William
- Barney, Bridget to Barran, Eliza Henrietta
- Barran, Elizabeth to Barrett, John Frederic
- Barrett, John Rollo to Barrett-Lennard, Georgina Matilda Keppel
- Barrett-Lennard, Gertrude to Barriball, Rosalind
- Barrie, Alastair to Barrington, Peter Malet
- Barrington, Philip Sydney to Barron, Margaret Catherine
- Barron, Margaret Francis to Barrow, Joy
- Barrow, Julian Alexander Dermot to Barry, Barrach Mor
- Barry, Barry to Barry, Ellen
- Barry, Ellen to Barry, Jane Mallory
- Barry, Jeanette to Barry, Nora Teresa
- Barry, Orlagh to Barry, unknown wife
- Barry, unknown wife to Bartlett, Francis Nigel Oldfeld
- Bartlett, Frank to Barton, Charlotte Eileen
- Barton, Charlotte Frances Yates to Barton, Louisa
- Barton, Louisa to Bartosik, Thomas
- Bartram, Alice Eugenia to Baskervyle-Glegg, Myrna Elizabeth
- Basket, John to Basset, William
- Basset-Chercot, Agnes Marie Monique to Bateman, Thomas
- Bateman, Thomas, 1st and last Bt. to Bateson, Vivian Malcolm Edward
- Bateson-Harvey, 1st Baronet, of Killoquin, co. Antrim (Robert) to Bathurst, Elizabeth Jane
- Bathurst, Elizabeth Mary to Battagel, Elisabeth Christiana
- Batten, Amanda Rose to Bauffremont, Therese de
- Bauffremont-Courtenay, Felicie de to Bayante, Maxwell Arthur
- Bayard, Catherine to Bayern, Ludwig Wilhelm Herzog in
- Bayern, Ludwig Wilhelm in to Bayern, Ysabel Prinzessin von
- Bayern-Ingolstadt, Herzog von (Ludwig VII) to Bayley, Mary Steuart
- Bayley, Mary Theophilia Steaurt Clive to Bayly, Jeanie Theodora
- Bayly, Jennifer to Bayning of Horkesley, Baroness (Anne)
- Bayning of Sudbury, 1st Viscount, Suffolk (Paul) to Beale, Thomas Chay
- Bealey, Rose Ann to Beamish, Elizabeth
- Beamish, Elizabeth to Beamish, Jane Hungerford
- Beamish, Janet McMillan to Beamish, Richard
- Beamish, Richard to Beard, Percy Donald
- Beard, Peta Martine to Beatty, William Vandeleur
- Beaubien, Louis Philippe to Beauchamp-Proctor, William, 3rd Bt.
- Beauchemin, Elaine Suzanne to Beauclerk, William Huddlestone de Vere
- Beauclerk, William Nelthorpe to Beaumont, Alice
- Beaumont, Alice Coralie to Beaumont, Georgina Brienne Arabella
- Beaumont, Gertrude to Beaumont, Philippine
- Beaumont, Rachel to Beaw, William
- Beazley, Arthur George to Becher, George
- Becher, George to Becher, Richard
- Becher, Richard to Becker, Wilfred
- Becker-Wldena, Beatrix to Beckwith-Smith, Susan Elaine
- Beconsaw, Elizabeth to Beecham, Joseph Michael
- Beecham, Joseph, 1st Bt. to Beevor, Phyllis Margaret Ashburner
- Beevor, Ralph Branthwayt to Belasyse-Wynn, Glynn
- Belausteguigoitia Azkue, Javier to Belk, Walter Rupert
- Belknap, Anne to Bell, Frances
- Bell, Frances Barbara Monteath to Bell, Marjorie
- Bell, Marjorie Florence Isobel to Bell, William Mostyn
- Bell, William of Albie to Bellew, Mary Anne
- Bellew, Mary Elizabeth to Bellingham, Mary
- Bellingham, Mary Anne to Belper, Baroness (Margaret)
- Belriguardo, Duca di (Carlo Emanuele) to Benckendorff, Susan Alexandra von
- Benda, Marion to Bennet, Charles Augustus, 6th Earl of Tankerville
- Bennet, Charles, 1st Earl of Tankerville to Bennett, Catherine
- Bennett, Catherine to Bennett, Jubilee
- Bennett, Julie to Bennett, William Sellars
- Bennett, Winifred to Bennison, Polly
- Bennison, Raymond James to Bentham, William Walker
- Bentheim und Steinfurt, 1st Fürst zu (Ludwig) to Bentinck, Henriette Luisa
- Bentinck, Henry Aldenburg to Benwell, Samuel John
- Benyon, Ann Williams to Beresford, Clodagh
- Beresford, Colin to Beresford, Marcus de la Poer
- Beresford, Marcus de la Poer to Beresford-Peirse, Kathleen Graham
- Beresford-Peirse, Lilian Bridget to Bergne, Phyllis Dorothy
- Bergolo, Conte di (Carlo Giorgio) to Berkeley, Francis
- Berkeley, Francis to Berkeley, Maurice
- Berkeley, Maurice to Berkshire, Countess of (Elizabeth)
- Berlepsch, Huberta Baronin von to Bernadotte, Desiree Elizabeth Sibylla, Princess of Sweden
- Bernadotte, Diana, Countess Bernadotte to Bernard, Margaret
- Bernard, Margaret to Berney, Olive Maud
- Berney, Peggie to Berry, Molly Patricia
- Berry, Nicholas Anthony to Bertie, Peregrine, 2nd Duke of Ancaster and Kesteven
- Bertie, Peregrine, 3rd Duke of Ancaster and Kesteven to Bessborough, Countess of (Roberte)
- Bessel, Basil to Beswick, Vivienne Frances
- Betenson, 1st Baronet, of Wimbeldon, co. Surrey (Richard) to Bethune, Thomas of Tarvet
- Betjeman, Ernest Edward to Bevan, Joseph
- Bevan, Joseph to Bewley, Thomas
- Bews, Charlotte Matilda to Bibikov, Nikolai
- Bible, Anne to Biddulph, Constance Emily
- Biddulph, Constance Sophia to Biddulph, Paul William
- Biddulph, Penelope to Biggins, Pauline Joy
- Biggs, 1st Baronet, of Lenchwicke, co. Worcester (Thomas) to Billington, Roland
- Billson, Barbara Jane to Bingham, Francis Humphrey
- Bingham, Francis Richard to Binney, W. H.
- Binnie, Alan to Birch, Zoe Georgette Frances Marie
- Birch-Reynardson, Avril Rose to Birdwood, Ellen Frances
- Birdwood, Ethel Frances to Birkin, Winifred May
- Birkinshaw, Mary Elizabeth Bludne, Baroness Stewart of Alvechurch to Bishop, Ian Francis
- Bishop, Ian Malcolm to Bizemont, Pierre Melchior Marie de
- Bizzarri, Alessandra Luisa Teresa Cristina Maria to Blackader, unknown
- Blackall, Adelaide to Blackburn, William
- Blackburne, Ann to Blacker-Douglas, St. John Thomas
- Blacker-Douglass, Alice to Blackley, Nora Temple Emma
- Blackley, Oonagh to Bladon, Percy Robert
- Blaffer, Cecilie to Blake de Burgh, Charles Ormsby
- Blake, 10th Baronet, of Galway (Walter) to Blake, Edward
- Blake, Effie to Blake, John
- Blake, John to Blake, Nichola
- Blake, Nichola Frances Charlotte to Blake, Xaverius Edward
- Blake, Xaverius J. A. to Blakeney, Mabel Honor
- Blakeney, Magdalen to Blakiston, Charlotte Augusta
- Blakiston, Charlotte Carol Gwendoline to Blanc, Pierre Louis
- Blancahrd, Dorothy to Bland, Margaret Alice
- Bland, Margaret Elizabeth to Blaquiere, William, 6th Baron de Blaquiere of Ardkill
- Blason, Isabella to Blennerhassett, Anne
- Blennerhassett, Anne to Blennerhassett, Gwenfra Mary
- Blennerhassett, Harman to Blennerhassett, Richard Alfred
- Blennerhassett, Richard de to Bligh, Dora Joan
- Bligh, Dorothy to Bliss, William Smith
- Blithfield, Elizabeth de to Blome, Mary
- Blomefield, 1st Baronet, of Attleborough, co. Norfolk (Thomas) to Blood, David Roche
- Blood, Debora to Blood, Marylyn
- Blood, Matthew to Blood-Smyth, Susan Mary
- Blood-Smyth, Susanna to Blount, Mary
- Blount, Mary Catherine to Blundell, Hannah Mary
- Blundell, Henrietta to Blunt, Gerald Hugh Lawson
- Blunt, Gertrude Amy to Blyth, William James
- Blythe, Alan Lancelot to Boddam, Hungerford Meyer
- Boddam, Hungerford Tudor to Boeselager, Maya
- Boeselager, Monica Baronin von to Bohun, William, 1st Earl of Northampton
- Boijen, Elizabeth van der to Bolder, Markus
- Boldero, Alexandra to Bolton, Doris K
- Bolton, Duchess of (Henrietta) to Bomford, Mary Ann
- Bomford, Mary Elizabeth to Bonas, Oliver Henry
- Boncompagni-Ludovisi, Antonio, Duca di Sora to Bongart, Wolf Baron von dem
- Bongiorno, Alfonso to Bonneau, Charles
- Bonnell, David to Boonzaier, Julia Gonville
- Boord, 1st Baronet, of Wakehurst Place, co. Sussex (Thomas William) to Booth, Edward
- Booth, Edward to Booth, John
- Booth, John to Booth, Sarah
- Booth, Sarah to Boothby, Hannah Mildred
- Boothby, Harriet to Borbone delle Due Sicilie, Maria Teresa di
- Borbone delle Due Sicilie, Marie di to Borbone, Roberto I, Duca di Parma
- Borbone, Roberto II, Duca di Parma to Borchgrave d'Altena, Dominique, Comtesse de Borchgrave d'Altena
- Borcke, Emilie Gräfin von to Borg, Stephen John
- Borge, George to Borowe, Violet Erina
- Borowes, (?) to Borsati, Francesco
- Borselen, Francis, Comte de Ostrevant to Borthwick, Justin
- Borthwick, Karen Maree to Borwick, Eliza Pool
- Borwick, Ellen Elizabeth to Bosanquet, William Sidney Bence
- Boscawen, Aldwyn George Hugh to Bostock, unknown
- Bostock-Wilson, Jennifer to Boteler, Mary
- Boteler, Mary to Botor, Paul Anthony
- Botreaux, 10th Lord (Henry) to Boughey, William James
- Boughton, 10th Baronet, of Lawford Parva, co. Warwick (William Edward) to Boulton, Henry
- Boulton, Henry to Bourbon, Jeanne de
- Bourbon, Joan de to Bourchier, Elizabeth
- Bourchier, Elizabeth to Bourgogne, Louis, King of Thessalonica
- Bourgogne, Marguerite de to Bourke, John, 9th Earl of Clanricarde
- Bourke, Joseph Deane, 3rd Earl of Mayo to Bourne, William Wykeham Frederick
- Bournes, Anna Maria Caroline Wallace to Bovill, William Frederick
- Bovinelli, Valeria to Bowdrey, Rose Violet
- Bowe, Alice to Bowen, Mary Katherine
- Bowen, Mary Olivia to Bowes, William Johnstone
- Bowes-Lyon, (Elizabeth) Harriet to Bowlby, Hugh Savin
- Bowlby, Imogen Anne to Bowles, Zoe
- Bowley, Eva Gertrude to Bowyer, Henry
- Bowyer, Henry George to Boxwell, Samuel
- Boxwell, Samuel to Boyd, Elizabeth
- Boyd, Elizabeth to Boyd, Martha Eileen
- Boyd, Martha Eveleen to Boyes, T. P.
- Boyke, Whilimina to Boyle, Charles, 2nd Baron Clifford of Lanesborough
- Boyle, Charles, 2nd Viscount Blesington to Boyle, Henry Charles
- Boyle, Henry David to Boyle, Mary Christiana
- Boyle, Mary Cooper to Boyle-Walsingham, Robert
- Boylen, Michael to Brabant, William Hughes
- Brabason, Joan to Brackett, Sarah
- Brackley, 1st Marquess of, co. Northampton (Scroop) to Bradford, Kristin Grace
- Bradford, Laura Gwendoline to Bradshaw, Leonard Charles
- Bradshaw, Lorraine Alice to Braga, Pamela
- Bragagnolo y Daiqui Chevalier, Hildegarda to Brain, Naomi Melicent
- Brain, Nicholas David to Brancepeth, Lord of, co. Durham (Robert)
- Branch, Anna to Brandenburg, Johann V Markgraf von
- Brandenburg, Johann V von to Brandis, Vincenz Graf zu
- Brandl, Alexandra Eden Leys to Brannan, Lucy Emily
- Brannerydh, Anna to Brassey, Rowena Jane
- Brassey, Ruby Mabelle to Braunschweig-Göttingen, Wilhelm von
- Braunschweig-Göttingen-Kalenberg, Georg von to Braunschweig-Wolfenbüttel, Auguste Caroline Friederike Luise Prinzessin von
- Braunschweig-Wolfenbüttel, Auguste Dorothea Herzogin von to Bray, Frances
- Bray, Frances to Brecknock, Sibella
- Brecon, 1st Baron, of Llanfeigan, co. Brecknock (David Vivian Penrose) to Brenan, Ruth
- Brenard, Coral Ailsha to Brereton, Edward FitzGerald
- Brereton, Eileen to Brereton, Maud
- Brereton, Maud to Bretland, Tobias
- Breton of Léon, Hervey le , Earl of Wiltshire to Brewis, Simon David Richard Wynn
- Brewitt, Doris Aileen to Bridgeman, George Thomas Orlando
- Bridgeman, Georgina Elizabeth to Bridges, John
- Bridges, John to Brienne, Yolande
- Brierley, Alexandra Frances Mary to Bright, William C. J.
- Bright-Betton, Edward Augustus to Brinkman, Marie Gabrielle Felizitas
- Brinkmann, Gabriele to Briscoe, James
- Briscoe, James to Bristow, Vic
- Bristowe, Alan P. to Broadhead, Wilson
- Broadhurst, Charlotte Jane to Brocklebank, Willian Falconer
- Brocklehurst, 1st Baronet, of Swythamley Park, Leek, Staffordshire (Philip Lancaster) to Brodie, Frances
- Brodie, Frances to Brodie, William, 2nd of Coltfield
- Brodie-Innes, Eliza to Brokaw, Isaac Vail
- Broke, 1st Baronet (Philip Bowes Vere) to Bromley, Marion Victoria
- Bromley, Mary to Brooke, Arthur Thomas
- Brooke, Arthur Watson de Capell to Brooke, Jane
- Brooke, Jane to Brooke, Sybil Mary
- Brooke, Sylvia to Brooks, Beverley Eileen
- Brooks, Brian Maxwell to Brooksbank, Grace
- Brooksbank, Hannah to Brougham, Guy Christopher
- Brougham, Harold de Vaux to Broughton, John
- Broughton, John to Broun, Frank Tyndall
- Broun, Frederick Boyd to Brouwer, Stephanie B. V. de
- Brovant, Letha Eldora to Brown, Elaine
- Brown, Eleanor Gilmour to Brown, Joseph
- Brown, Joseph E. to Brown, Robert
- Brown, Robert to Browne, Adelaide Margaret Louisa Howe
- Browne, Agatha Stewart to Browne, Edith
- Browne, Edith Dumaresq to Browne, Ivan
- Browne, J. Houston to Browne, Meliora
- Browne, Michael to Browne, Winifred
- Browne-Clayton, Annette Constance to Browning, Winthrop Benjamin
- Browning, Yvonne to Brownrigg, William Crosbie
- Brownscombe, (?) to Bruce, Annabella
- Bruce, Anne to Bruce, Elen
- Bruce, Elgan Lewis to Bruce, James Michael Edward
- Bruce, James Minchin to Bruce, Marianne
- Bruce, Marianne Christian Cathcart to Bruce, Robert Fernie Dunlop
- Bruce, Robert Frederick angelo to Bruce-Gardner, Veronica Ann
- Bruce-Gardyne, Adam George John to Brudenell-Bruce, Frances Elizabeth
- Brudenell-Bruce, George John to Bruhl, Wenzel Graf von
- Bruhn, Edward to Brus, William, Lord of Annandale
- Bruschetto, Lucrezia to Bryant, Richard
- Bryant, Sarah Elizabeth to Buccleuch, Master of (Walter)
- Buchan, 10th Earl of (Henry David) to Buchan-Hepburn, Louisa
- Buchan-Hepburn, Louise Mary to Buchanan-Baillie-Hamilton, Neil Alexander
- Buchanan-Baillie-Hamilton, Prudence to Buckland, Yvonne
- Buckle, Charlotte Anne to Buckney, Zoë Frances
- Bucknill, Edwin George to Buffalini, Hortense
- Buffen, Addie Isabelle to Buffett, Mary Abba
- Buffett, Mary Catherine to Bulgaria, Petar II of
- Bulgaria, Presian of to Bullard, Susan Frances
- Bullen, Alice Marie to Buller-Yarde, Francis
- Buller-Yarde-Buller, Edward to Bulteel, Thomas Hillersden
- Bulter, Dorothea Cecil to Bunce, Sarah
- Bunckley, Edmund to Burbury, Timothy Nicholas Percival Winter
- Burcestre, Margaret to Burdett, Frances
- Burdett, Frances to Burford, Walter Beckwith
- Burg Schuff, Konrad zu to Burgh, Edmund de
- Burgh, Edward to Burghley, 9th Baron of, co. Northampton (Brownlow)
- Burgho, Richard de to Burke, Florence Mary Elizabeth
- Burke, Frances to Burke, Rosemary Maud Evelyn
- Burke, Rowland Henry to Burn-Callander, William Henry
- Burnaby, 1st Baronet (William) to Burnett, James
- Burnett, James to Burns, Mary Hay
- Burns, Muriel Annette to Burrell, Josephine Minna
- Burrell, Julia Mary Rona to Burrowes, Elizabeth Catherine
- Burrowes, Emma Beata to Burton, Anna Maria
- Burton, Anne to Burton, Robert
- Burton, Robert to Bury, Thomas
- Bury, Thomas to Bussei, Tiziana
- Bussen, Ida to Butler, Alfred James
- Butler, Algernon Sidney to Butler, Charles James
- Butler, Charles James to Butler, Elizabeth
- Butler, Elizabeth to Butler, Henrietta Clara
- Butler, Henrietta Clara to Butler, Jared Chane
- Butler, Jasper to Butler, Margaret
- Butler, Margaret to Butler, Pierce
- Butler, Pierce to Butler, Teresa Maria
- Butler, Teresa Victoria to Butler, William Paul
- Butler, William Thomas to Butter, John
- Butter, John Henry to Butts, Edmund
- Butturini, Andrew Anthony to Buxton, Hannah
- Buxton, Hannah to Buxton, Richenda Dorothy
- Buxton, Richenda Mary to Byers, John Stafford Reid
- Byers, John William to Byres and Binning, 9th Lord (Thomas)
- Byres, John to Byron of Rochdale, Baroness (Robyn Margaret)
- Byron, 'Mad Jack' to Bywell, Lord of (John)
- Bäcklund, Ulla to Caddell, James Lawrence
- Caddell, Joane to Cadogan, Countess (Adele)
- Cadogan, Countess (Beatrix Jane) to Caher, Baroness (unknown daughter)
- Cahill, Alice to Cairnes, Stein
- Cairnes, Thomas Plunket to Caithness, Countess of (Frances Harriet)
- Caithness, Countess of (Janet) to Caldwell, John
- Caldwell, John, 1st Bt. to Callaghan, Virginia
- Callais de la Bernadine, Clare de to Calton, William
- Calvalchini Roero San Severino, Anna Guidobono to Calvocoressi, Thomas David
- Calwoodley, Humphrey to Cameron, Archibald Rice
- Cameron, archie Donald to Cameron, Katherine Anne
- Cameron, Katy to Campbell and Cowall, 9th Earl of (John George Edward Henry Douglas Sutherland)
- Campbell of Alloway, Baron, of Ayr in the District of Kyle and Carrick (Alan Robertson) to Campbell, Alexandra
- Campbell, Alexandra Clare to Campbell, Augusta
- Campbell, Augusta to Campbell, Colin Arthur Rolannd
- Campbell, Colin Cairns Clinton to Campbell, Edith Mary Anne
- Campbell, Edith Maud to Campbell, Frederick Archibald Vaughan of Cawdor, 3rd Earl Cawdor of Castlemartin
- Campbell, Frederick Augustus to Campbell, Ion Lewis FitzGerald
- Campbell, Ion Percy FitzGerald to Campbell, Jessie
- Campbell, Jessie to Campbell, Kenneth Hallyburton
- Campbell, Kiloran Diana Claire to Campbell, Mariot
- Campbell, Mariota to Campbell, Pamela Louisa
- Campbell, Pamela Madeline to Campbell, Thomas Colin Donald
- Campbell, Thomas Neil to Campbell-Gray, Wendy Helen Katharine
- Campbell-Grey, Diana to Campion, William John
- Campion, William Robert to Cannell, Jane
- Cannell, Jane to Cantacuzenus, Matthew, Emperor of Constantinople
- Cantaloube, Elaine to Capell, Edward Samuel
- Capell, Elfreda Beatrice de Vere to Capponi, Tessa Elena Umiliana
- Capps, Kay to Carden, Ariene A.
- Carden, Arnold to Carden, Margaret Wyrill
- Carden, Margery to Cardigan, Earl of (George William James Chandos)
- Cardillac, Jeanne de to Carew, Emily Anne
- Carew, Ethel Mary to Carew, Thomas
- Carew, Thomas to Carington, Virginia
- Carinthia, Agnes of to Carlingford, Viscountess (Mary)
- Carlini, Telma to Carmichael Smyth, William Henry
- Carmichael, 1st Baron, of Skirling, co. Peebles (Thomas David) to Carmichael, Mary Adelaide
- Carmichael, Mary Agnes to Carnegie, Cloudy Anne Hardy
- Carnegie, Constance Mary to Carnegie, William, 7th Earl of Northesk
- Carnegy of Lour, Baroness, of Lour in the District of Angus (Elizabeth Patricia) to Carpentier de Changy, Maxine
- Carpentier, 1st Baronet, of France (Arthur Marigni) to Carradus, Harold Rigg
- Carragher, Janice to Carroll, Esther
- Carroll, Esther Mary to Carstairs, John
- Carstanjen, Robert von to Carter, John Ridgely
- Carter, Josiah to Cartwright, J. S.
- Cartwright, James Strachan to Cary, George
- Cary, George to Carysfort, Countess of (Elizabeth)
- Casa Irujo, Carlos de to Casement, William
- Casement, William Rory John to Cassidy, Virginia Dell
- Cassidy, William to Castell-Remlingen, Wolfgang Georg I Graf zu
- Castell-Rüdenhausen, 1st Fürst zu (Wolfgang) to Casterden, William
- Castile, Eleanor of to Castle, Winsome
- Castle-Durrow, 10th Baron, co. Kilkenny (Llowarch Robert) to Castro, Vizcondeza de (Domitila)
- Castrogiovanni, Alberto di to Cathcart, Rosina
- Cathcart, Sarah Camilla to Catto, Hamish Robert Forest
- Catto, Harriet to Caulfeild, James
- Caulfeild, James Alexander Toby to Cauntelo, William, 2nd Lord Cauntelo
- Cauntelou, Joan de to Cave, Ina
- Cave, Jane to Cave-Browne-Cave, David
- Cave-Browne-Cave, Dinah Ann to Cavendish, Beatrix Frances Dupois
- Cavendish, Beaujolois Inez to Cavendish, John
- Cavendish, John Charles Compton, 5th Baron Chesham to Cavendish-Bentinck, George Augustus Frederick
- Cavendish-Bentinck, Georgiana Augusta Frederica to Cawley, Yoland Diana
- Cawley-Way, Jane Elizabeth to Cayley, John
- Cayley, John to Cayzer, Winifred Mary
- Cayzer-Colvin, Esther Anne Mary to Cecil, Jane
- Cecil, Jane to Cely Trevilian, William
- Cemlyn-Jones, Carolyn Persis to Chadwick, John
- Chadwick, John Craven to Chalmers, William
- Chaloner, 1st Baronet, of Guisborough, co. York (William) to Chamberlayne, Stanes Brocket Henry
- Chamberlayne, Susannah to Chambré, John Brett Johnstone Meredith
- Chambré, Kate to Chance, George
- Chance, George to Chandos-Pole, Winifred Olga
- Chandos-Pole-Gell, Henrietta Auriol to Chapman, Claire
- Chapman, Clive Edgar to Chapman, Sybil Janet Edith
- Chapman, Sydney Katherine to Chappuis, Joseph-Paul-Jean-Theodore
- Chappuis, Josephine Marie to Charleville, Countess of (Hester)
- Charleworth, Sarah to Charlton, Winifred Mary
- Charlton-Jones, Anna to Chartres, Elizabeth
- Chartres, Elizabeth Jane to Chastel de la Howarderie, Yvonne du
- Chastelais, Dame de (Marie) to Chaumont-Quitry, Romee de
- Chaumpaigne, John de to Chaytor, Clara Ethel
- Chaytor, Clare to Cheer, William Thomas
- Cheere, 1st Baronet, of St. Margaret's, Westminster (Henry) to Chenevix Trench, Winifred Ross
- Chenevix, Eleanor to Cherry, Susan Mary
- Cherry-Downes, Jacqueline Mary Joan to Chester, Yvonne Elizabeth
- Chester-Master, Cyril Chester to Chetwood-Aiken, Walter Chetwode
- Chetwynd of Bearhaven, 10th Viscount, co. Kerry (Adam Richard John Casson) to Chetwynd, Reginald
- Chetwynd, Rhona Mary to Chetwynd-Talbot, John Reginald
- Chetwynd-Talbot, Josephine Sylvia Rose to Chevers, Walter
- Chevers, Walter to Chichester, Amelia Henryetta Frances
- Chichester, Amelia Laura Flora to Chichester, John
- Chichester, John to Chiffinch, William
- Chiffreville, Marquis de, in Normandy (François) to Childers, Ian Roy
- Childers, John to Chippendale, William
- Chipper, Christopher John to Chittenden, Thomas
- Chittick, Charles to Cholmeley, Winifred Susan
- Cholmeley-Harrison, Barbara Mary Corisande to Cholmondeley, Winifred Ida
- Cholmondely, Alinora de to Christian, Anne
- Christian, Anne to Christian, Edward
- Christian, Edward to Christian, George Augustus Selwyn
- Christian, George Baker to Christian, John
- Christian, John to Christian, Mary
- Christian, Mary to Christian, Sarah Mary
- Christian, Sarah Norah Nobbs to Christie, James McColl
- Christie, James Traill to Church, William
- Churcher, Catherine Elizabeth to Châtillon, Reynold de
- Châtillon-sur-Marne, Guy de to Claneboye, Viscountess (Anne)
- Clanehugh, 10th Baron, co. Longford (Peter Arthur Edward Hastings) to Clare, Isabel de
- Clare, Isabel de to Clark, Bernadine
- Clark, Bernard Fitzgerald to Clark, Jean May Evelyn
- Clark, Jean Patricia to Clark, Sarah
- Clark, Sarah to Clarke, Arabella Lucy
- Clarke, Archie to Clarke, Frances Catherine
- Clarke, Frances Eileen Bernadette to Clarke, Mallet
- Clarke, Marcella to Clarke, Stuart Robson
- Clarke, Susan to Clary, Marie Christine Gräfin
- Clas, Nina to Clay, William, 1st Bt.
- Claybaugh, Virginia Anne to Clayton, Patrick Justin FitzRoy
- Clayton, Penelope Fleur to Cleeve, William Stewart Francis
- Clegg, Alfred Rowland to Clements, Louisa Mary
- Clements, Lucinda Julia to Clerk, Jacques
- Clerk, Jacques Donald to Clerke, Talbot, 6th Bt.
- Clerke, Teresa Mary to Cleveland, William Neal
- Clevelshly, Anne to Clifford, Charlotte Mary
- Clifford, Christina Maria to Clifford, unknown
- Clifford, unknown to Clifton-Brown, Louise
- Clifton-Brown, Margaret Joanna to Clinton, Ida
- Clinton, Ida Fiennes to Clive, Rosamund Louise
- Clive, Sidney to Cloutte, Penelope Jane
- Clover, Charles M. to Clutterbuck, Viola Mary
- Clutterbuck, Violet Esther Drury to Coats, Fiona Mary
- Coats, Fiona Mary Mackenzie to Cobbe, Winifred Alice
- Cobbett, John F. to Cobham, Maud
- Cobham, Maud de to Cochrane, Edward Owen
- Cochrane, Edward Webber Warren to Cochrane, Martha
- Cochrane, Mary to Cockayne, William
- Cockayne-Cust, Emmeline Mary Elizabeth to Cockburn-Campbell, Urban Alfred
- Cockburn-Hood, Caroline Theodosia to Cocks, Nicholas Djukic
- Cocks, Olive May to Codrington, Clare Lorraine
- Codrington, Daniel Peter to Coffey, Saive Frances Mary
- Coffey, Sean Cailean to Cohen, Juliana
- Cohen, Justina to Cokayne, Yvette
- Coke of Holkham, 1st Viscount, co. Norfolk (Thomas) to Coker, Thomas
- Cokesey, Elizabeth to Colclough, Henrietta Eliza
- Colclough, Henry to Cole, Elinor
- Cole, Elizabeth to Cole-Hamilton, Elizabeth Ann
- Cole-Hamilton, Elizabeth Ann to Coleridge, Frances
- Coleridge, Frances Duke to Colgan, Tatiana Mary
- Colgate, Cora to Collett, William
- Collett-White, Charlotte to Collins, Charles Sweeney
- Collins, Charlotte to Collis, Thomas
- Collis, unknown to Colonna, Vittoria, Duchessa di Sermoneta
- Colonsay of Colonsay and Oronsay, 1st Baron, Argyll (Duncan) to Colquhoun, William Reginald
- Colquhoun-Stirling Murray-Dunlop, Alexander to Colthurst, Harriet
- Colthurst, Harriet to Colvill, Louise Hester
- Colvill, Margaret to Colville, Janet
- Colville, Janet to Colwyn, Baroness (Sonia Jane)
- Colyear, Bridget to Comnene, unknown daughter2
- Comnenos, Adrianos to Compton, William, 4th Marquess of Northampton
- Compton-Bracebridge, Annie Louisa to Conant, William John Nathaniel
- Concannon, Andrew to Coningsby-Clarke, Robert
- Conisburgh, Richard of to Conolly, William
- Conolly-Carew, Camila Sylvia to Constable-Maxwell, Moyna
- Constable-Maxwell, Peter Constable to Contomichalos, Rachel Katherine
- Contreras, Alvino to Conyers, William, 1st Lord Conyers
- Conyers-Baker, Arthur William Hay to Cook, George Trevor-Roper
- Cook, George Ward to Cooke, Edmond
- Cooke, Edward to Cooke, Peter
- Cooke, Philip to Cooke-Yarborough, Nicholas
- Cooke-Yarborough, Nicholas Michael to Cooper, Amy Emma
- Cooper, Amy Ruth to Cooper, Jane Margaret
- Cooper, Jane Mary Evelyn to Cooper, William Herbert, 3rd Bt.
- Cooper, William Herring to Coote, Ella Cecilia
- Coote, Ellen Jean to Coote, Zulimah Paton
- Cootes, Della to Copley, Ruth Antoinette
- Copley, Sarah to Corbet, William
- Corbet-Burcher, Anna Mary to Cordero, William
- Cordery, Arthur Chambers to Cornberg, Wilfred Baron von
- Cornbury, 1st Viscount, co. Oxford (Edward) to Cornwall, John
- Cornwall, John to Cornwallis, Yvonne
- Cornwallis-West, Beatrice Stella to Corsini, Tommaso, Marchese di Lajatico
- Corson, Abigail to Cosby, William
- Coscia, Juana to Cotter, Anne
- Cotter, Anne to Cotter, Ludlow
- Cotter, Lynda Marie to Cottin, Robert
- Cottingham, Bart Thomas to Cotton, Jane
- Cotton, Jane to Cottrill, Jean Marie
- Cotts, 1st Baronet, of Coldharbour Wood, Reigate, Sussex (William Dingwall Mitchell) to Couper, James Kempt
- Couper, James Robert to Courcy, Mary Anne de
- Courcy, Mary de to Courtenay, Charlotte
- Courtenay, Charlotte to Courtenay, Seigneur de (William)
- Courtenay, Simon Charles to Cousino y Quines, Micaela
- Cousino, Olga to Coventry, Emma Catherine Frances
- Coventry, Emma Susanna to Coventry, Walter
- Coventry, Walter Bulkeley to Cowie, Yoko
- Cowle, Esther to Cox, Carolyn Jane
- Cox, Carroll to Cox, Zoe
- Cox-Cox, James to Cradock-Hartopp, William Edmund, 3rd Bt.
- Cradock-Hartopp-Fleetwood, George Harry William to Craine, Thomas
- Crake, Alice Pearl to Cranmer, William
- Cranmer-Kenrick, George to Craven of Hampsted Marshall, Baroness (Jane)
- Craven of Ryton, 1st Baron, co. Salop (John) to Crawford, Agnes
- Crawford, Agnes to Crawford, Jean
- Crawford, Jennie L. to Crawford-Flett, Victoria Jane
- Crawford-Price, Beverley M. A. to Crawley, Mary Ward
- Crawley, Maude Cameron to Creagh, John
- Creagh, John to Cressac de Sloeuvre, Myriam de
- Cressac de Sloeuvre, Philippe de to Crewe, Willoughby
- Crewe-Milnes, Annabel Hungerford to Crichton, John, 1st Earl Erne of Crom Castle
- Crichton, John, 3rd Earl Erne of Crom Castle to Crichton-Stuart, Susan
- Crichton-Stuart, Susannah E. to Croasdaile, Richard
- Croatia, Duke of (Almus) to Croft, Jasper David
- Croft, Jasper Thomas to Crofton, Brenda Faye
- Crofton, Brian Eric to Crofton, John ffolliott
- Crofton, John ffolliott Frederick to Crofts, Sarah Rosalind
- Crofts, Thomas to Crompton, Virginia Clementine
- Crompton-Inglefield, Caroline Sarah to Crone, Jonathan Philip
- Crone, Judith to Crookshank, William
- Crophill, Agnes to Cross, Elisabeth Jane
- Cross, Elizabeth to Crossley, Penelope Georgina
- Crossley, Richard to Crowther, Thomas
- Crowther-Hunt, Baron, of Eccleshall in the West Riding of Yorkshire (Norman Crowther) to Croy, Yolande Marie Ernestine Emma Isabelle
- Croy-Havre, Adelaide de to Croÿ, Emmanuelle Therese Marie Anna Leopoldine Prinzessin von
- Croÿ, Engelbert Prinz von to Cruikshank, Maria Alexandrina
- Cruikshanks, Anne Letitia to Cubitt, Virginia
- Cubitt, William to Culley, Vibeke Jane
- Culliford, Elizabeth to Cuming, Thomas
- Cummerland, Lord (Colin) to Cuninghame, Elizabeth
- Cuninghame, Elsie to Cunliffe, Margaret
- Cunliffe, Margaret to Cunningham, Joan
- Cunningham, John to Cunynghame, Jessie Mabel
- Cunynghame, Joan to Curran, Livinia Rebecca
- Curran, Mailtda Dora to Currie, Francis William Mordaunt
- Currie, Frederick Alexander to Curteis, unknown
- Curti-Lepri, Anna to Curtis, Josephina Adelaide
- Curtis, Julia Augusta to Curwen, Matilda
- Curwen, Nicholas to Curzon-Howe, Victoria Alexandrina Alice
- Curzon-Howe-Herrick, Assheton Montagu Windsor to Cutbilll, Edward
- Cutforth, Jean to Cyriax, Peter
- Czacki, Anna Maria to Czernin, Theresa Gräfin
- Czerny, Liliane Laure Agnes to Dachenhausen, Isabella
- Dachsburg und Metz, Albert Graf von to Dahlgren, Ulrica
- Dahlhoff, Anna Alexandra to Dalison, William
- Dalkeith, 10th Earl of (Richard Walter John) to Dalrymple, John Warrender
- Dalrymple, John William Henry, 7th Earl of Stair to Dalton, Ellen
- Dalton, Ellen to Dalyell, John
- Dalyell, John Graham of the Binns, 6th Bt. to Dalzell, William of that Ilk
- Dalziel of Kirkcaldy, 1st Baron, of Marylebone, London (James Henry) to Dangan, Viscount (Michael)
- Dangar, Dudley Richard to Daniell, William A. B.
- Daniels, Alexander to Darcy, Elizabeth
- Darcy, Elizabeth to Darell, Marmaduke
- Darell, Marmaduke to Darnley, Lord (John)
- Darnton, Ann to Dashwood, Alice Lucy
- Dashwood, Amelia Caroline to Dashwood, Maud Helen Sarah
- Dashwood, Maud Isabella to Daunt, William
- Daunte, Elizabeth to Davidson, Caroline
- Davidson, Caroline to Davidson, William Smytton
- Davidson-Houston, Bennett Clear to Davies, Eleanor Katharine
- Davies, Elizabeth to Davies, Peter Llewelyn
- Davies, Peter Michael Cunliffe to Davis, Arthur Sladen
- Davis, Arza C. to Davis, Maggie Alison
- Davis, Malissa J. to Davison, Harriette Louise
- Davison, Isabel to Dawe, Lorraine Janet
- Dawes, 4th Baronet (Darcy) to Dawson, Anne
- Dawson, Anne to Dawson, Randal
- Dawson, Richard to Day, Winifred Eva
- Dayeh, Elaine to Dean, Harry Jackson
- Dean, Heather Frances O'Brien to Deane-Spread, Walter Herbert
- Deans, Barbara to Debievre, Thierry
- Debnam, Mary to Degenfeld-Schonburg, Friedrich Christoph Graf von
- Degenfeld-Schonburg, Friedrich Christoph Martin August Graf von to Delamere, Thomas
- Delamont, Phyllis Noreen to Delmé Radcliffe, Ralph Hubert John
- Delmé, Anna Maria to Deneland, John
- Denes de Arapatak, Iren to Denman, Joseph Alban
- Denman, Joy to Denne Bolton, Susan Mary
- Denne, Charlotte to Denny, David North Murray
- Denny, David Rex to Denny, William Murray
- Dennys, Alice to Derby, Countess of (Margaret)
- Derby, Countess of (Margaret) to Desai, Tanvi
- Desanges, Beatrice Laura to Desrousseaux, Waltraud
- Dessaules, Yvonne to Devine, Sarah Louise
- Devitt, 1st Baronet, of Chelsea, in the County of London (Thomas Lane) to Dewael, Marie-Antoinette
- Dewar, (?) to Dewar, –
- Dewar-Harrison, Arthur William to Diamond, Warren Hastings
- Dias de Bivar, Elvira to Dickey, William Miles
- Dickie, Dorothy Jeanette to Dickson, Eleonore
- Dickson, Elizabeth to Diffel, John
- Digby of Dorset, 11th Baron (Edward Kenelm) to Digby, unknown
- Digby, unknown to Dillon, Brigid Louise Lee
- Dillon, Caroline to Dillon, Luke Gerald
- Dillon, Luke Gerald, 4th Baron Clonbrock to Dillwyn-Llewelyn, William
- Dillwyn-Venables-Llewelyn, 3rd Baronet (Charles Michael) to Ditmas, Francis Ivan Leslie
- Dittenhofer, Elinor to Dixon, Joseph
- Dixon, Joseph to Dobby, Steven
- Dobbyn, Grace to Dodd, unknown
- Dodd-Noble, Adrian Michael to Dohna-Schlobitten, Sophie Charlotte zu
- Dohna-Schlobitten-Leistenau, Albrecht Christian Burggraf von to Dolgoruk, Mikhail Mikhailovich, Prince Dolgoruk
- Dolgorukii, Yurii I, Grand Prince of Kiev to Don, William Henry of Newton Don, 7th Bt.
- Don-Wauchope, 8th Baronet, of Newton (John) to Donegall, Marchioness of (Gladys Jean)
- Donegall, Marchioness of (Harriet Anne) to Donoughmore of Knocklofty, Richard Michael John co. Tipperary
- Donoughue, Baron, of Ashton in the County of Northamptonshire (Bernard) to Dorman, John Ehrenfried
- Dorman, John Geoffrey to Dormer, William Robert
- Dormon, Jack Barrett to Douglas of Douglas, 5th Baron, co. Lanark (David Alexander Cospatrick)
- Douglas of Ettrick, 1st Lord (George) to Douglas, Dunbar
- Douglas, Dunbar James, 6th Earl of Selkirk to Douglas, James
- Douglas, James to Douglas, Margaret Braziere
- Douglas, Margaret Edwina to Douglas, William, 4th of Drumlanrig
- Douglas, William, 6th Earl of Douglas to Douglas-Home, Michael David Alexander, Lord Dunglass
- Douglas-Home, Nancy Rose to Douro, Marquess of (Henry Valerian George)
- Doursenot, Reneé Yvonne to Dowie, Wayne Stewart
- Dowker, Henry to Downing, Thomasine
- Downing, Timothy John to Drabble, William Stewart Patrick
- Drabson, Joanna to Drake, William Eric
- Drake-Briscoe, Carol to Drew, Lidiana Amalia Creszencia
- Drew, Margaret Everina to Dron, William
- Dronfield, Peter de to Drummond, Christine Mary
- Drummond, Christopher John Vaughan to Drummond, Josceline Maurice Vaughan
- Drummond, Josephine Marie to Drummond-Hay, Edward Hay
- Drummond-Hay, Edward William Auriol to Drybrough-Smith, Ernald
- Dryden, 1st Baronet (Erasmus) to Ducie, William, 4th Bt.
- Duck, Arthur to Dudley, Elizabeth
- Dudley, Elizabeth to Duff, Duncan Alexander
- Duff, Edith Alice to Duff, Margaret
- Duff, Margaret to Duffield, Joan
- Duffield, Joan to Duggan, Stella Jane
- Dugmore, (?) to Dunbar, Ann
- Dunbar, Anna Sophia to Dunbar, Patrick of Clugston
- Dunbar, Patrick of Northfield, 3rd Bt. to Duncan, John Charles
- Duncan, John Walter Bryce to Dundas, Archibald
- Dundas, Archibald of Fingask to Dunderdale, Michelle Claire
- Dundonald, 10th Earl of (Thomas) to Dunkin, William
- Dunlap, Barbara Eberly to Dunn, Julia Mary Roberts
- Dunn, Karen to Dunscombe, Winifred Mary
- Dunsford, Alice Maud to Durcal, Pedro de Alcantara de
- Durckheim-Montmartin, Charlotte Gräfin von to Durst, Mary Helen
- Durward, Alan to Duvollet, Sheila Helen
- Duxfield, Amy Georgiana to Dyer, Mary Anne
- Dyer, Mary Ellen to Dymoke, Thomas
- Dymoke, Thomas Anthony Marmion to Eagar, Millicent
- Eagar, Richarda to Easom, Eileen Margaret
- Eason, Edward Henry Physick to Ebbin, Ralph
- Ebbisham, 1st Baron (George Rowland) to Edelsten, Ronald
- Edelston, Elizabeth to Eden, Mary Anne
- Eden, Mary Clare to Edgcumbe, Katherine Lilian
- Edgcumbe, Kenelm William Edward, 6th Earl of Mount Edgcumbe to Edmondson, Sally Louise
- Edmondstone, Isabella to Edwardes, Winifred
- Edwards, 1st Baronet (Henry) to Edwards, Marion Caher
- Edwards, Marjory Nelson Ritchie to Egerton of Tatton, Countess of (Alice Anne)
- Egerton, 1st Baronet (Rowland) to Egerton, Rosamund Dora
- Egerton, Rowland to Ehrenburg, Wilma Baier von
- Ehrentraut, Anke Katherine to Elboeuf, Therese de
- Elborough, Alfred Louis to Eliot, Georgiana Augusta
- Eliot, Germaine Elizabeth Olive to Ellice, William Henry
- Ellicombe, G. B. to Elliot, Thomas Robert Barnewell
- Elliot, unknown to Ellis, Charles David Cunynghame
- Ellis, Charles Harold to Ellison, unknown
- Ellison-Macartney, Elizabeth Phoebe to Elphinstone, Louisa
- Elphinstone, Lucy to Eltz, Maria von
- Eltz, Maria von und zu to Elwin, Verity Ann
- Elwood, Anna Jane to Emmet, William Edward
- Emmett, Agnes Julia to England, Queen Dowager of (Adeliza)
- England, Richard I of to Enzenberg, Ottilie Gräfin von
- Enzenberg, Parzival Rudolf Graf von to Erbach-Fürstenau, Otto Adolf Joseph Emich Alexander
- Erbach-Fürstenau, Otto Graf zu to Erleigh, John
- Erlingsdotter, Ragndid to Erskine of Restormel Castle, Baroness (Sarah)
- Erskine Wemyss, Michael John of that Ilk to Erskine, Frances
- Erskine, Frances to Erskine, Margery Luxton
- Erskine, Maria to Esburnham, Stephen de
- Escalona, Joao Fernandez de to Esmonde, Thomas Francis Grattan, 17th Bt.
- Esmonde, Thomas Henry Grattan, 11th Bt. to Esse, William Nicholas
- Esselin, Isie to Esterhazy von Galantha, Moritz Anton Graf von
- Esterhazy von Galantha, Nicholas Prinz to Etheridge, Suzanne
- Etherington, Alexandra Clare to Evans, Amy
- Evans, Amy Joycelin to Evans, Elsie Edith
- Evans, Elystan Eyre to Evans, John Andrew Timothy
- Evans, John Anthony to Evans, Richard
- Evans, Richard Cyril Stanley to Evans-Freke, Valerie Beattie Johnson
- Evans-Freke, Vera to Everingham, William de
- Everitt, Adelaide Mary to Ewart, William, 1st Bt.
- Ewart-Biggs, Baroness, of Ellis Green in the County of Essex (Mrs. (Felicity) Jane) to Eyre, Jane
- Eyre, Jane to Faber-Castell, Maximilian Graf von
- Faber-Castell, Natalie Gräfin von to Fairbairn, Virginia
- Fairbank, Alison Johanna to Fairlie, William of Bruntisfield, younger
- Fairmouth, Elizabeth to Falkiner, Elizabeth
- Falkiner, Elizabeth Anne Thérèse to Fane Trefusis, William John
- Fane, 1st Viscount (Charles) to Fane, Henry
- Fane, Henry to Fanning, William Atmar
- Fanning-Evans, Berys to Farmiloe, Wllliam Thomas
- Farmour, Elizabeth to Farquharson, Zoe Caroline
- Farquier, Charlotte to Farrer, Zara Jane
- Farrer-Halls, Alan Anthony to Faulkner, R. Butler
- Faulkner, Richard to Fay, unknown de
- Faye de Micheaux, Edwige de la to Feilding of Lecagh, 9th Baron, co. Tipperary (William Rudolph Stephen)
- Feilding, 'Beau' to Feilding, Winefride Mary Elizabeth
- Feiling, Aileen Cecilie to Fellowes, William Henry, 2nd Baron de Ramsey of Ramsey Abbey
- Fellowes-Gordon, Blanche Mary to Fenwick, William
- Fenwicke-Clennell, Antonia Ursula to Ferguson, John Stephenson
- Ferguson, Jon Patrick to Fermor, William, 1st Bt.
- Fermor-Hesketh, Alexander to Ferrara, Podestà di (Rinaldo)
- Ferrard of Beaulieu, 1st Baron (Henry) to Ferrier, William Lumley
- Ferrieres, Henry de to Fetherstonhaugh, Frances
- Fetherstonhaugh, Frances to Fetherstonhaugh, William Albany
- Fetherstonhaugh, William Albany to Field, Mary
- Field, Mary to Fiennes, Henry
- Fiennes, Henry to Figurelli, Michele
- Filder, Leslie Phillips to Finch-Hatton, Murray Edward Gordon, 12th Earl of Winchilsea
- Finch-Hatton, Robin Heneage to Finlay, William, 2nd Viscount Finlay
- Finlayson, (?) to Finnie, John William
- Finnie, Julia A. to Firmian, Theresa Gräfin von
- Firmin, David to Fisher, Janet Katherine Mary
- Fisher, Jessie Ernestine to Fitch, William
- Fitches, Thomas to Fitzalan-Howard, Gerald Bernard
- Fitzalan-Howard, Gladys Clara to FitzGerald, Cecilia
- FitzGerald, Cecilia Maria to FitzGerald, Gerald, 8th Earl of Kildare
- FitzGerald, Gerald, 9th Earl of Kildare to Fitzgerald, Margaret
- Fitzgerald, Margaret to FitzGerald, Thomasine
- FitzGerald, Una to FitzHardinge of Bristol, Baroness of (Louisa Elizabeth)
- FitzHardinge, 1st Earl (William FitzHardinge) to Fitzjames, Marie de
- Fitzjames, Marie de to FitzMaurice, George William Hamilton, 6th Earl of Orkney
- FitzMaurice, Gerald to Fitzmaurice, Wayne Lennard
- FitzMaurice, Wilhelmina Torrence to FitzRoy, Charles Patrick Hugh
- Fitzroy, Charles Vane to FitzRoy, Susan Pamela
- FitzRoy, Susanna Diana Georgina to FitzWilliam, William, Viscount Milton
- Fitzwilliams, Caroline L. to Fleetwood-Hesketh, Roger
- Fleig, Albert to Fleming, Judy
- Fleming, Kate to Fletcher, Charles Hugh
- Fletcher, Charles Hugh to Fletcher, Walter Townshend
- Fletcher, Wendy to Flores, Elizabeth
- Florey, Baron, of Adelaide in the Commonwealth of Australia and of Marston in the City of Oxford (Howard Walter) to Floyer, William
- Floyer-Acland, Andrew Arthur to Foley, John Hodgetts
- Foley, John Paul to Fonda, William Brace
- Fondi, Honoratus of to Foote, Woodrow Andrew
- Foott, George to Forbes, Ian Rose Innes
- Forbes, Ida Agnes Eleanor to Forbes-Drummond, Mary
- Forbes-Gorden, Elmslie to Ford, Kevin Edward John
- Ford, L. J. to Fordham, Sylvia Christina
- Fordwich, 1st Viscount, co. Kent (William) to Forres, 3rd Baron (John Archibald Harford)
- Forrest, Alexander to Forster, William
- Forster-Cooper, Barbara to Fortescue, Gerald
- Fortescue, Gerald to Forward, Winifred Francis
- Forward-Howard, Beatrix Frances Gertrude to Foster, Mary
- Foster, Mary to Foulis, William, 8th Bt.
- Foulkes of Cumnock, Baron, of Cumnock in East Ayrshire (George) to Fowler, William J.
- Fowles, Constance Elizabeth to Fox, Francis
- Fox, Francis to Fox, Nicholas St. Vigor
- Fox, Noreen to Fox-Strangways, George
- Fox-Strangways, Giles Digby Robert to Fraguier, Yvonne de
- Fraix du Plessis, Melle de to France, Louis de
- France, Louis de to Francken-Sierstorpff, Philipp Graf von
- Franckenstein, Agnes Maria Cecilia Baronin von und zu to Frankland, Julia Roberta
- Frankland, Katharine Anne to Fraser, Alexander, 10th Lord Saltoun of Aberethy
- Fraser, Alexander, 13th Lord Saltoun of Abernethy to Fraser, Jean
- Fraser, Jean to Fraser-Mackenzie, Verona
- Fraser-Tytler, Ann to Freeman, Mildred
- Freeman, Mildred to Fremantle, Emmeline Amy
- Fremantle, Ethel May to French, Eva Mary
- French, Eve Diana to French, Yvon
- Frenchette, Diana to Freyne, Winifred de
- Freyre, Ana Sofia to Frohberg, Herbert
- Froidcourt, Eleonore de to Fryer, William
- Fryett, Jane Gavina to Fullerton, Georgina
- Fullerton, Georgina Isabella Russell to Furse, Samuel Alexander
- Furstenberg-Herdringen, Cecilia Gräfin von to Fynes-Clinton, Timothy Pelham
- Fyneux, Jane to Fürstenberg, Sylvia Baronin von
- Fürstenberg, Talita Natasha Prinzessin zu to Gage, Henry, 3rd Viscount Gage
- Gage, Ina Merete to Gairdner, Kenneth Dalrymple
- Gaisford, Alice Mary to Galen, Ludmila Wladimira Antonia Huberta Maria Silveria Wilhelmine Cornelia
- Galen, Magda von to Galli Zugaro, Vincenzo
- Galli, Grace to Galway, Roy
- Galwey, 'Burgess of Kinsale' to Galwey, Lydia Elizabeth
- Galwey, Mabel to Gamble, Walter
- Gamblin, Doris May to Gardham, Solomon William
- Gardie, Ebba Margareta de la to Gardner, Mary
- Gardner, Mary to Garnett, Lucia
- Garnett, Lucy to Garrett, Mary
- Garrett, Mary to Gascoigne, Evelyn Henrietta
- Gascoigne, Francis Charlotte to Gastrikland, Duchess of (Madeleine Therese Amelie Josephine)
- Gasztold, Stanislas , Count Palatine of Troki to Gaunt, Sheila Marie
- Gausel, Arnold Christian to Geary, William
- Gebbie, John to Gells, unknown
- Gelly, Anne Cordelia to George, Marguerite-Josephine
- George, Mary to Gernon, Vincent
- Geromella, Allesandro to Gibb, William Anthony
- Gibbe, John to Gibbs, Charmian Fleur
- Gibbs, Chlöe Lucy to Gibbs, Martin St. John Valentine
- Gibbs, Mary to Gibson, Emily Mary Hamilton
- Gibson, Erica Alba to Gibson-Watt, Sián Diana
- Gibson-Wright, Alexander to Giffard, Thomas Arthur Walter
- Giffard, Thomas, 13th of Chillington to Gilbert, Walter, 1st of Cadzow
- Gilbert, William to Gilbey, Winifred Hilda
- Gilborne, Edward Charles William to Gill, Ruth
- Gill, Ruth Sylvia to Gillmore, Paul
- Gillon, Albert E. to Gimbel, Mary
- Gimbernat, Jean to Giustaniani, Vincent
- Giustiniani-Bandini, Isabella Giovanna Teresa Gioachina to Gladstones, Walter
- Gladwell, Jacqueline Marie to Glassborow, William H.
- Glasse, J. M. to Glenlyon, Lady (Emily Frances)
- Glenn, Frances Ann to Glover, Jane
- Glover, Jean Rebecca to Glynne, Mary
- Glynne, Mary to Godfrey, Philadelphia Elizabeth
- Godfrey, Rabedgia to Godsell, Mary
- Godson, Antony Graham to Goglis, Robertos Nicholas
- Gohren, Dorothea von to Goldsmith, Henry
- Goldsmith, Iris to Gontaut-Biron, Marguerite Armande de
- Gontaut-Biron, Marie de to Goodden, Rosemary Joan Frances
- Goode, Alan to Goodwillie, Raewyn Virginia
- Goodwin, Abigail to Gordon of Aberdeen, 9th Viscount, co. Aberdeen (Alastair Ninian John)
- Gordon of Badenoch, 10th Lord (Charles) to Gordon, Catherine
- Gordon, Catherine to Gordon, George
- Gordon, George to Gordon, John
- Gordon, John to Gordon, Mary Pamela
- Gordon, Mary Pilar Elizabeth to Gordon-Cumming, William Gordon, 2nd Bt.
- Gordon-Cumming, William Gordon, 4th Bt. to Gore, Bessie Frances
- Gore, Booth, 1st Bt. to Gore, Margaret Frances
- Gore, Margaret Jane to Gorges, Mary Janet Augusta
- Gorges, Nichola Sophia to Goschen, Phyllis Evelyn
- Gosen, Elsie Florence to Gosset, William Butler
- Gossett, Ephraim to Gough, William George Kepple
- Gough-Calthorpe, Augustus Cholmondeley, 6th Baron Calthope to Gould, Standish Charles
- Gould, Susan Elizabeth to Gower, Violet Florence
- Gowers, Maud to Grade, Winifred
- Gradenigo, Cecilia Maria to Graham, Euphemia
- Graham, Eutheme to Graham, Norah
- Graham, Olivia to Graindorge, Marguerite de
- Grainger, Agnes to Grandmesnil, Petronilla
- Grandmontagne, Christiane to Grant, Doreen Isabella Mary
- Grant, Doris Caroline to Grant, John Maclean
- Grant, John Miller to Grant, Thomas St John
- Grant, Thomas St John to Granville, William Turnour
- Granville-Lloyd Baker, Blanche to Graves, Mary
- Graves, Mary to Gray, Elizabeth
- Gray, Elizabeth to Gray, Patrick, Master of Gray
- Gray, Paul to Greater Poland, Duke of (Wladislaw Odonic)
- Greathead, Angela Helen Mary to Green, Eleanor Margaret
- Green, Elinor Joyce to Green, William Wyndham
- Green, Winifred to Greene, William George David
- Greenebank, Mary to Greenwood, Gwendoline Mary Etheldreda
- Greenwood, Harold to Gregory, Susan Pearson
- Gregory, Thomas to Grenfell, William Henry, 1st and last Baron Desborough
- Grenoble, Beatrix de to Greville, Frances
- Greville, Frances to Grey, Annie Trevelyan
- Grey, Anshitel to Grey, Frances
- Grey, Frances to Grey, Magdalen
- Grey, Malcolm Dominic Anthony to Grey, Wilhelmina Catherine
- Grey, Wilhelmina Katherine to Grierson, James
- Grierson, James to Grieve, William W.
- Grievson, Ana Lucy McLeod to Griffith, Henry, 1st Bt.
- Griffith, Henry, 2nd Bt. to Grigor, Robert William
- Grigson, Arthur to Grimston, Robert
- Grimston, Robert to Groser, Anne Perrott
- Grosett, Cecilia Jane to Grosvenor, William, 3rd Duke of Westminster
- Grote von und zu Schacten, Helgard to Grove, Œnone
- Grove-Palmer, Clive O. J. to Guarnieri, Valentina
- Guarracino, Ellen to Guelph, Wilhelm II
- Guenier, Emma to Guildford, Thomas
- Guile, Christopher James to Guinness, Dick
- Guinness, Dina to Guinness, Murtogh David
- Guinness, Nancy Vivian Laura to Guise, William Francis George, 5th Bt.
- Guises, Beatrice de to Gunner, Richard
- Gunning, 2nd Baronet (George William) to Gurney, John
- Gurney, John to Gutierrez, Pedro
- Gutmann, Elisabeth von to Gwynne, unknown
- Gwynne-James, Arthur to Habsburg, Karl Stefan
- Habsburg, Karl V, Holy Roman Emperor to Habsburg-Lorraine, Marie Caroline
- Habsburg-Lorraine, Marie Caroline to Haccombe, Jordan
- Hachenburg, Gräfin von (Sophie Charlotte) to Haden-Guest, Thomas
- Haden-Taylor, Albert Henry George to Haggerston, Thomas
- Haggerty, Cornelia Octavia to Haig, William Henry
- Haig, William of Bemersyde to Halbgebauer, Stephanie von
- Halcombe, Arthur William Follett to Haldane, William Stowell
- Haldane-Chinnery, Anne Elizabeth Frances Margaretta to Haley, Siobhan Geraldine
- Halfin, Diane Simone Michelle to Hall, Delphinia Frances Annie
- Hall, Diana to Hall, Mary Blanche
- Hall, Mary Caroline to Halliday, Natasha Doone
- Halliday, Simon to Halyburton, William of Dirletoun
- Halys, Alice to Hamel, Yvonne Sheila de
- Hameln, Salman Daniel Goldschmied to Hamilton, Alice Mary Cox
- Hamilton, Alice Mary Scott to Hamilton, Charles William
- Hamilton, Charles William to Hamilton, Frances
- Hamilton, Frances to Hamilton, James
- Hamilton, James to Hamilton, John, 9th Earl of Rothes
- Hamilton, John, Bt. to Hamilton, Maud Evelyn
- Hamilton, Maud Kemble to Hamilton, William
- Hamilton, William to Hamilton-Russell, John
- Hamilton-Russell, Julia Kathleen to Hammond of Kirkella, 1st Baron, in the town and county of the town of Kingston-upon-Hull (Edmund)
- Hammond, 1st Baron (Edmund) to Hampton, Anna Elizabeth
- Hampton, Anna Marie to Hampton, Garry
- Hampton, Garry Desmond to Hampton, Margaret
- Hampton, Margaret to Hampton, Sharon May
- Hampton, Sharyn Kay to Hanau, Wilhelm, 2nd Prinz von Hanau und Horowitz
- Hanau-Lichtenberg, Charlotte Gräfin zu to Hanbury-Tracy, William Charles Frederick, 5th Baron Sudeley of Toddington
- Hanbury-Tracy-Domvile, Claud Edward Frederick to Handcock, Richard, 3rd Baron Castlemaine of Moydrum
- Handcock, Richard, 4th Baron Castlemaine of Moydrum to Hanham, William, 8th Bt.
- Hanibal, Abram Petrovich to Hannam, Vanessa Irene
- Hannan, Barry to Hanover, Otto , Prince of Hanover
- Hanover, Otto Heinrich Aripand George Johannes Ernst August Vinzenz Egmont Franz to Harbord, Evelyn Louisa
- Harbord, F. G to Harcourt-Vernon, Walter Granville
- Harcus, Andrew Drummond to Harding, Walter Robert
- Harding, Warren Gamaliel to Hardy, Emily Beatrice
- Hardy, Emily Georgiana to Hare, Humphrey John
- Hare, Humphrey John to Harford, William Henry
- Hargrave, Mary Anne to Harkness, Robert
- Harkness, Robert to Harmer, Sidney
- Harmer, Stephen Russell to Harn, Melissa
- Harnage, Henry to Harpour, unknown
- Harpur, Barbara to Harris, Anne
- Harris, Anne to Harris, Marjorie
- Harris, Marjorie Holland to Harrison, Dermot Patrick Berreclough
- Harrison, Dorothy to Harrison, Matthew Alexander Charles
- Harrison, Matthew Benson to Harrop, Timothy James Minchin
- Harrow, Caroline Mary to Hart, Christopher James Collier
- Hart, Christopher James Seymour to Harte, William Nigel Brett
- Hartenau, Alexander Assène Franz von to Hartley, Vivian Mary
- Hartley, W. H. H. to Harvey, Elizabeth
- Harvey, Elizabeth to Harwood, Emily Elizabeth
- Harwood, Emily Mary Worsop to Hassells, Helen
- Hasselmann, Caroline Gustava Adelheid to Hastings, Eleanor
- Hastings, Eleanor de to Hastings, Osmond William Toome Westenra
- Hastings, Osmunda Mary to Hatchet, John
- Hatcliffe, Mary to Haugwitz-Hardenburg-Reventlow, Margaret Astor
- Hauke, Graf von (Hans Johann Moritz) to Hawke, James Thomas
- Hawke, Jane to Hawkins, Philippa
- Hawkins, Phoebe to Hawtrey, Veronica
- Hawtry, Gertrude Francis to Hay, Elizabeth
- Hay, Elizabeth to Hay, Margaret
- Hay, Margaret to Hay-Drummond, Elizabeth
- Hay-Drummond, Elizabeth to Hayes, Emma Elizabeth Kemble
- Hayes, Ernest de Lannony to Haynau, Kathinka Baronin von
- Haynau, Ludwig Baron von to Haywood, Zehra Ipek
- Haywood-Farmer, Cathie to Headfort, Viscountess (Jane)
- Headlam, Charles to Heath, Jan Marie
- Heath, Jenny Clare to Heathwood, William
- Heatley, Earl to Heber, Thomas
- Heber-Percy, 'Mad-Boy' to Heelis, William
- Heeney, Ann to Heinlein, Joseph Charles
- Heinsberg, Adelheid von to Hely Hutchinson, George
- Hely Hutchinson, Georgina Mary to Hemsley, Timo Sean
- Hemstede, Agnes de to Henderson, Margaret Frances
- Henderson, Margaret Shane to Heneage, Margaret Joane
- Heneage, Mary to Henneberg-Schleusingen, Wilhelm III von
- Hennebert, Jules to Henry, William
- Henry-Fraser, Archibald to Hepburne-Scott, Walter Thomas, Master of Polwarth
- Hepenstall, Amy Maude to Herbert, Harry
- Herbert, Helena to Herde, Annie
- Herdeburgh, Ela of to Herne, Thomas
- Hernod, Charlotte to Herron, Sarah Douglas
- Herrán Echeverri, Rafael Bernando to Hervey, Harriet Charlottte Sophia
- Hervey, Hazel Lily to Heseltine, William
- Hesham, Eliza to Hessen, Philipp Ludwig von
- Hessen, Prinz von (Friedrich Karl Ludwig Konstantin) to Hessen-Kassel, Prinz von ((?))
- Hessen-Kassel, Prinz von ((?)) to Hessenstein, Wilhelmine Gräfin von
- Hessey, Elizabeth Alison Deirdre to Hewett, Nancy Maude Neville
- Hewett, Neale to Hey, Walter Lancaster
- Heybourn, Albert James to Heywood, John
- Heywood, John to Hibbert, Marie Rose
- Hibbert, Mary to Hicks of Ilmington, 9th Baron, co. Warwick (Henry)
- Hicks, 1st Baronet (Baptist) to Higgins, William Thomas
- Higginson, (?) to Hildyard, Victoria Anne
- Hilere, Marquis de St to Hill, Frederick Norman
- Hill, G. Mitchell to Hill, Phillip James
- Hill, Phillipa Mary to Hillhead, Janet
- Hillhouse, 1st Lord (John) to Hince, Susan Anne
- Hinch, Glennis Susan to Hinton, Peter John
- Hinton, Rosalind Ann to Hlasko, Marshal
- Hlathir, Earl of (Erik) to Hoare, Kate
- Hoare, Katherine to Hobart, James
- Hobart, Jane to Hobhouse, Margaret Heyworth
- Hobhouse, Marjorie Berta to Hodges, James
- Hodges, James to Hodgson, William Vere
- Hodgson-Roberts, Catherine Violet to Hofman, Jacqueline Nelly
- Hofmann, Anna to Hoghton, Bernard
- Hoghton, Charles de to Hohenberg, Sophie Felicitas Elisabetha Bona Maria Antonia
- Hohenberg, Sophie Maria Josephine Albina von to Hohenlohe-Ingelfingen, Wilhelmine Eleonore zu
- Hohenlohe-Jagstberg, 5th Fürst zu (Albrecht) to Hohenlohe-Langenburg, Prinzessin zu (Luise Eleonore)
- Hohenlohe-Langenburg, Prinzessin zu (Marie Isabella Gabrielle Franziska Ferdinandine) to Hohenlohe-Waldenburg-Schillingsfürst, Marie Antoinette zu
- Hohenlohe-Waldenburg-Schillingsfürst, Marie Christine Catharine zu to Hohenlohe-Öhringen, Prinzessin zu ((?))
- Hohenlohe-Öhringen, Prinzessin zu ((?)) to Hohenzollern, Georg
- Hohenzollern, Georg Albrecht Prinz von to Hohenzollern-Sigmaringen, Maja Synke von
- Hohenzollern-Sigmaringen, Margarita, Princess of Romania to Holand, Matilda de
- Holand, Maud to Holdsworth, William
- Hole, Amelia to Holland, Richard
- Holland, Richard to Hollond, Spencer Edmund
- Hollos, B. to Holmes, Leonard Worsley, 9th Bt.
- Holmes, Linda to Holstein-Gottorp, Dorothea Auguste von
- Holstein-Gottorp, Duke of (Friedrich August) to Holstein-Schauenburg-Pinneburg, Otto IV von
- Holstein-Schaumburg, Ernst Graf von to Holy Roman Empire, Otto IV of the
- Holy Roman Empire, Rudolf II of the to Home, John
- Home, John to Honyman, Patrick of Graemsay and Armadale
- Honywood, 3rd Baronet (John) to Hooker, William Henry
- Hookes, Elizabeth to Hope Johnstone, Susan Josephine
- Hope Johnstone, Sylvia to Hope, Mary Frances
- Hope, Mary Margaret Luct to Hopkins, Priscilla
- Hopkins, Priscilla to Hopson, Karen Irene
- Hopson, Kevin Eric to Hordern, Vivian Charlotte
- Hore, (?) to Hornby, Ronald Thomas Dyson
- Hornby, Simon Michael to Horowitz, Yael Tayce
- Horps, Dorothee to Horsley-Beresford, Morgan J. R.
- Horsley-Beresford, Patrick George to Hoskyns, Chandos Allen
- Hoskyns, Chandos Benedict Arden to Hoskyns-Abrahall, Ian John
- Hoskyns-Abrahall, Irene to Hotham, William Francis
- Hotham-Thompson, Charles, Bt. to Houser, Susan Roseta
- Housman, Ada to Houstoun, William of Cotreoch
- Houstoun-Boswall, Alfred to Howard, Anna
- Howard, Anna Maria to Howard, Elizabeth
- Howard, Elizabeth to Howard, Isabel Jane
- Howard, Isabella to Howard, Mary Jane
- Howard, Mary Louisa to Howard, William
- Howard, William to Howe, Megan
- Howe, Michael Patrick to Howie, Minnie
- Howie, Pandora to Hoym, Luise Gräfin von
- Hoyos Sprinzenstein, Christiane Maria Ernesta to Hubbard, Sharon
- Hubbard, Susan d'Esterre to Hudson, John Peter
- Hudson, John Samuel to Hughes, Arthur
- Hughes, Arthur John to Hughes, Robert William
- Hughes, Robert, Baron Hughes of Woodside to Hull, William Richard
- Hullett, J. to Hume, Penelope Jane
- Hume, Phoebe to Hungary, Sophia of
- Hungary, Stefan Franz Viktor of to Hungerford, Guy
- Hungerford, Gwen to Hungerford, Rachel Jane
- Hungerford, Raymond Tudor to Hunt, Catherine
- Hunt, Cecily M. to Hunter Blair, Walter Charles
- Hunter of Newington, Baron, of Newington in the District of the City of Edinburgh (Robert Brockie) to Hunter, William M., Jr.
- Hunter-Arundell, Elizabeth Agnes to Hunwicke, John William
- Hunyady de Kéthely, Ilona Gräfin to Hussey, Henrietta
- Hussey, Henrietta Sarah to Hutchinson, Isabella Harriet
- Hutchinson, Ivan to Hutton, Zsuzsanna
- Hutton-Attenborough, Edwin Augustus to Hyde, Samuel
- Hyde, Sarah to Iddesleigh, Countess of (Maria Luisa)
- Ide, Henry C. to Impey, Robert
- Impey, Robyn to Ingleby, William, 1st Bt.
- Inglefield, Alexandra Amy Geraldine to Ingrams, Victoria Susan Beatrice
- Ingrow, Baron, of Keighley in the County of West Yorkshire (John Aked) to Innes-Ker, Virginia Mary
- Innes-Walker, Alistair to Irby, Dorothy
- Irby, Dorothy to Ireby, William de
- Iredale, Elaine Christine Isobel to Ironside, William Edmund, 1st Baron Ironside
- Irton, Samuel to Irving, Sydney, Baron Irving of Dartford
- Irving, Thomas Henry to Isenburg, Sophia Prinzessin von
- Isenburg, Sophie Prinzessin von to Ivanov, Tatiana Ivanovitch
- Ivanovich, Helen to Jackson, Charles James
- Jackson, Charles Robert Mitchell to Jackson, Lucy Ann
- Jackson, Lucy Harriet to Jacob, William Snodgrass
- Jacobs, Agnes to Jaffray, William, 2nd Bt.
- Jaffé, Henry Norman to James, Emma Louise
- James, Eric John Francis, Baron James of Rusholme to Jameson, Leonie Margaret
- Jameson, Linda Rose to Jardine, Alma Glenise
- Jardine, Ann Graham to Jatta, Maria Cristina
- Jauch, Francis Joselin to Jefferson, Sydney
- Jefferson, Thomas to Jellicoe, Patrick John Bernard, 3rd Earl Jellicoe
- Jellicoe, Philippa Ann to Jenkinson, Robert, 2nd Bt.
- Jenkinson, Sarah to Jensen, Ylva
- Jenson, Inge to Jersey, Jane
- Jerue, Brook Kai to Jessop, William
- Jessup, Alfred Dupont to Johansen, Vera Bugge
- Johanson, Knut 'the Tall' to Johnson, Daniel Alexander
- Johnson, Darrell to Johnson, Mary
- Johnson, Mary to Johnston of Lochwood, Lochmaben, Moffatdale and Evandale, 4th Lord (George)
- Johnston of Lochwood, Moffatdale and Evandale, 1st Lord (James) to Johnston, Joseph
- Johnston, Joseph to Johnstone, Bethia
- Johnstone, Caroline to Johnstone, unknown
- Johnstone, unknown to Jolliffe, William Henry Martin
- Jolly, Alec to Jones, David
- Jones, David to Jones, James
- Jones, James to Jones, Morgan Pembroke
- Jones, Muriel Beatrice to Jones, Vicki
- Jones, Victoria Leslie to Joseph-Lester, Ned
- Josephs, Marguerite to Juarez, Fanny de Valle
- Juarez, Gary Scott to Junor, William James Balfour
- Junot, Caroline Louise Marguerite to Kahane, Louis
- Kahl, Robin to Karam, Jorge
- Karamat, Tabesim to Kavanagh, Osborne MacMorrough
- Kavanagh, Patrick J. G. to Keane, Vivien Eleanor
- Kearley, 1st Baronet, of Wittington, co. Buckingham (Hudson Ewbanke) to Keeler, Samuel
- Keeler-Grix, Ethel Maud to Keir, Samuel
- Keirman, Amy to Keith, William, Master of Marischal
- Keith-Falconer, Adrian Wentworth to Kellogg, Emma Jane
- Kellogg, Ephraim to Kelly, J.
- Kelly, James to Kemish, Richard
- Kemmett, Anne to Kendal, William Hunter
- Kendal-Quarry, Albert Edward to Kennard, Howard John
- Kennard, Howard John to Kennedy, Benjamin Mitchell
- Kennedy, Bennet S. to Kennedy, Jane
- Kennedy, Jane Stanley to Kennedy, Seamus Michael ffolliott
- Kennedy, Selina to Kent, Emily
- Kent, Emily Eleanor to Keppel, Derek Harold Ellice
- Keppel, Derek William Charles, Viscount Bury to Ker-Fox, Wesley
- Ker-Lindsay, Adam Ranald to Kerr, Charlotte Emma
- Kerr, Charlotte Kerr to Kerr, Mary Marianne Anne
- Kerr, Mary Rouet to Kerry and Lixnaw, 9th Baron of (Edmond)
- Kerry, 10th Earl of (Charles Maurice) to Kett, Thomas
- Kettel, Gary to Keyes, Thomas Huddleston
- Keyes, unknown wife to Kidston, William
- Kiejman, Georges to Kildare, 5th Marquess of (Gerald)
- Kildare, 6th Earl of (John fitz Maurice) to Kilner, Toby Jonathan Casson
- Kilpatrick of Kincraig, Baron, of Dysart in the District of Kirkcaldy (Robert) to Kindersley, Violet Valerie
- Kinderton, Baron of (Peter) to King, Harriet Sybil
- King, Harriette to King, Mervyn
- King, Mervyn to King-Harman, Wentworth Henry
- King-King, Geraldine to Kingscote, Helen Minnie
- Kingscote, Henry to Kingsmill, Sarah
- Kingsmill, Sophia Letitia to Kington, William Miles Nairne
- Kington-Blair-Oliphant, Amelia Caroline to Kinninmonth, Grisel
- Kinnock, Baron, of Bedwellty in the County of Gwent (Neil Gordon) to Kirby, Grace Elizabeth
- Kirby, Harriet Sarah to Kirkland, William John
- Kirkley, 1st Baron, of Kirkley, co. Northumberland (William Joseph) to Kiszka, Stanislaw
- Kita, Andrew Darren to Kleinwort, Susanna
- Kleisny, Daniela to Klöss, Lamoral von
- Klöss, Laudina von to Knatchbull, Norton
- Knatchbull, Norton Cecil Michael, 6th Baron Brabourne of Brabourne to Knight, Caroline
- Knight, Caroline Jane to Knight, Wyndham William
- Knight-Bruce, G. W. H. to Knollys, William
- Knollys, William to Knox, Edith Katherine Mary
- Knox, Edith Mary to Knox, Thomas
- Knox, Thomas to Koestler, Mamaine
- Koetteritz, Bernard Ernest Jules de to Korff, Marianus Graf von
- Korff, Marie Anne von gennant Schmising-Kerssenbrock to Krais, Léon de la Torre
- Krajewska, Halina to Krzyzanowska, Anna
- Krüdener, Alexander Baron von to Kwiatkowski, Witold Jan
- Kyan, Angela Miriam to La Claire, Leona
- La Conde, Maud Hippisley to Lacau, Madeline Mary
- Lacave, Alix to Lafarelle, Mariella
- Laffan, Hannah to Laird, William Brown
- Laisell, Martha to Lambard, Katrina
- Lambarde, Florence Lucy to Lambe, Richard
- Lambea, Elena to Lambert, Mabel
- Lambert, Mabel Ellen to Lambton, Elizabeth Mary
- Lambton, Elizabeth Susan to Lamplugh, Robert
- Lamplugh-Raper, Jane to Landeman, Mabel Carleton
- Lander, Charles to Lane, Ethel Marion
- Lane, Eva Frances to Lane-Fox, William Augustus
- Lane-Fox-Pitt, Lionel Charles to Langford, Viscountess (Elizabeth)
- Langford-Farmer, Bertram to Lanigan, William
- Lanjin, Sonja to Larkin, unknown
- Larking, Adela Maria to Lascelles, Harriet Caroline
- Lascelles, Harriett to Lasteyrie, Olivia Mills de
- Lastin, Elfriede to Lattin, Patrick
- Lattorff, Anna Pia Theresia Maria Baronin von to Laurence, Owen
- Laurence, Roger to Lavey, Thomas Franklin Marshall du
- Lavigne, Doris de to Law, William Towry
- Law-Green, Charles Theodore to Lawrence, Frank Helier
- Lawrence, Frederick to Lawson, Mark
- Lawson, Marmaduke to Le Bas, Vanessa June
- Le Blanc, Catherine to Le Fanu, Victor
- Le Fanu, Victor Charles to Le Vavasour, Susan
- Lea of Crondall, Baron, of Crondall in the County of Hampshire (David Edward) to Leake, Sonia
- Leakey, Basil Frederick to Leboucq, Rene
- Lebrun, Antonia to Lederer, S. M.
- Lederman, Alice Marie Anne Irma to Lee, Margaret
- Lee, Margaret A. to Leeds, Xenia Georgievna
- Leefdael, Margaretha van to Lefferts, John
- Leffler, Leontine to Legge, Jennifer Claire
- Legge, Joan to Legh, Mary
- Legh, Mary to Leigh, Arabella Anne
- Leigh, Arabella Diana to Leigh, James Heath
- Leigh, James Henry to Leigh, Rupert Dudley
- Leigh, Rupert William Dudley, 4th Baron Leigh of Stoneleigh to Leiningen, Prinz zu (Andreas)
- Leiningen, Prinz zu (Eduard Friedrich Maximilian Johann) to Leith, Wilma
- Leith-Hay, Alexander to Lennkh zu Burgheim und Gansheim, Sabine von
- Lennoch, John of to Lenthal, Rowland
- Lenthall, Anne to Lerchenfeld, Walburga von
- Lerigau, Beatrix in to Leslie, Francis Charles
- Leslie, George to Leslie, William, 4th of Wardis
- Leslie-Bredée, Cynthia Mary Rose to Lethbridge, William Agar Lander
- Lethbridge, Wroth Acland, 4th Bt. to Lever, Robert
- Lever, Rosemary Gertrude Alexandra to Leveson-Gower, Winifred van Allen Phillips
- Levet, Eva to Lewes Logeman, Helenka
- Lewes, 1st Earl of, Sussex (William) to Lewis, James Robert
- Lewis, James Windsor to Lewknor, Thomas
- Lewns, Annie to Lichnowsky, Wilhelm
- Licht, Irmengard to Liddell, William George
- Liddell-Grainger, Alice Mary to Liechtenstein, Johannes Baptist Alois Ferdinand Lucas Anton Josef Maria Prinz von und zu
- Liechtenstein, Johannes Eduard Bengt Henrik Andreas Maria Prinz von und zu to Liel, Selina Isabell Ann Marie von
- Lienau, Julia to Lillingston, Vivienne Margaret
- Lilly, Carla to Lincoln, Nancy
- Lincoln, Nina to Lindsay of the Byres, 9th Lord (Robert)
- Lindsay, 'Earl Beardie' to Lindsay, Elizabeth
- Lindsay, Elizabeth to Lindsay, Kathleen Mary
- Lindsay, Kathleen Mary to Lindsay, Walter, Lord of Lamberton
- Lindsay, William to Linley, William
- Linlithgow, 1st Earl of (Alexander) to Lippe-Biesterfeld, Prinzessin zur ((?))
- Lippe-Biesterfeld, Prinzessin zur (Adelheid Karoline) to Lisle, William de
- Lismore of Shanbally Castle, 1st Baron, co. Tipperary (Cornelius) to Litchfield, James
- Literaty, Ilona von to Littleton, unknown
- Littlewood, Arthur Bernard to Llewellyn, David Treharne
- Llewellyn, Dominic Robin Crofts to Lloyd, Edward
- Lloyd, Edward to Lloyd, Maria
- Lloyd, Maria Eliza Catherine to Lloyd-Mostyn, Thomas Edward
- Lloyd-Roberts, Elizabeth Mandale to Lobkowicz, Zdendo Prinz von
- Lobkowicz, Zdenka Prinzessin von to Locke-Wheaton, Stephen Antony
- Locker, Charlotte Christian to Lockwood, Thomas
- Lockwood, Thomas to Loe, Winifred Baron von
- Loeb, David to Loftus, William
- Loftus-Otway, Georgina Frances to Lomer, Sarah Emma
- Lomery, Barbara Vivian to Long, Eily
- Long, Eleanor to Long, Margaret
- Long, Margaret Bruce to Long, William
- Long, William Beckford to Longman, Thomas
- Longmire, Ann to Lopes, Susan Ludlow Cordelia
- Lopez Amador, Fernando to Lorimer, John
- Lorin, Philippe to Lorraine, Zwentibold, Roi de Lorraine
- Lorraine-Aumâle, Anne de to Louches, William
- Louchheim, Helen Carol to Loveden, Pryse, 1st Bt.
- Lovegrove, Amy to Low, John
- Low, John Maxwell to Lowes, R. W.
- Loweth, Adam James to Lowth, Rachel Mary Windham
- Lowthe, Elizabeth to Lowther, Richard
- Lowther, Richard to Lubbock, Diana Beatrice
- Lubbock, Diana Hotham to Lubersac, Stephanie de
- Lubert, Clare Annette to Lucas, Jane Rolfe
- Lucas, Jasper E. to Lucchesi-Palli, Roberto, 11th Duca della Grazia
- Lucchesi-Palli, Sarolta Teleki to Lucy, Thomas
- Lucy, Thomas to Lumb, Susan Anne
- Lumbe, Hannah to Lumsden, Robert, 7th of Cushnie
- Lumsden, Rupert Edward Charles of Banchory, younger to Lupton, Mike
- Lupton, Mildred to Lusson, Walter
- Lustrac, Anne-Marie de to Luxembourg, Willem I de
- Luxembourg-Penthièvre, Marie de to Lyle, Veronica
- Lyle-Howard, Catherine to Lyne, Richard Welkos
- Lyne-Stephens, Henry Alexander Claremont to Lyon, Mariota
- Lyon, Mary to Lyons, Sophia
- Lyons, Sue to Lyttelton, John
- Lyttelton, John to Löwenstein-Wertheim-Freudenberg, Prinz zu ((?))
- Löwenstein-Wertheim-Freudenberg, Prinz zu ((?)) to Maas, Walter
- Maasberg, Benedicta Baronin von to Macaulay, Zachary
- Macauley, Alastair Mark Justin to MacConachie, Elspeth
- MacCormac, J.S.D. to Macdonald, Donald 'Dubh'
- Macdonald, Donald 'Dubh' to Macdonald, Mary Ann
- Macdonald, Mary Catherine to Macdougall, William Gordon
- MacDowall, Agnes to MacGeough Bond, William
- MacGeough, Alice to MacIlwaine, Herbert
- Macindoe, daughter1 to Mackay, Patricia Margery Kathleen
- Mackay, Peter to Mackenzie, Elizabeth
- Mackenzie, Elizabeth to Mackenzie, Philadelphia
- Mackenzie, Philip Austin George to Mackinnon, William Henry
- Mackintosh of Halifax, 2nd Viscount (John) to MacLaren, unknown
- MacLaughlin, Alexander John Maunsell to Maclellan, William of Mullok
- MacLennan of Rogart, Baron, of Rogart in Sutherland (Robert Adam Ross) to MacMahon, Maurice de
- MacMahon, Maurice, 1st Duc de Magenta to Macnamara, Mary
- Macnamara, Mary to Macpherson, William
- Macpherson-Campbell, Campbell of Ballimore and Drumduan to Madden, Wyndham Carlyon
- Maddick, Carole Ruth to Magan, Morgan
- Magan, Morgan to Magnusson, Victor Edmund Lennart
- Magon, Charles to Mahoney, William Henry
- Mahony, Alice to Mainwaring, Hester
- Mainwaring, Hester to Maitland, Amelia
- Maitland, Amelia Emily to Maitland, Sarah Caroline
- Maitland, Sarah Louisa Mary to Makgill of Cousland, 9th Lord (George)
- Makgill, 10th Baronet (John) to Makgill, Robert Edward George
- Makgill, Robert Haldane to Malcolm, Marie Jane Lilian
- Malcolm, Marion Margaret to Mallet, Victor Alexander Louis
- Mallett, Amy Louise to Maltravers, Milicent
- Maltzahn, Brigida von to Manders, Vaughan Edward
- Manderscheid-Blankenheim, Augusta Leopoldine Gräfin von to Manners, Diana
- Manners, Diana Olivia Winifred Maud to Manning, William Henry
- Manningham, Charles to Mansfield, Robyn
- Mansfield, Ruth Sarah to Maragna-Redwitz, Rudolf Graf von
- Marais, Alexandra Jane to March, William
- Marchal, Blanche to Margadale, John Granville
- Margaret, Isabel to Mark, Sarah
- Mark-Wardlaw, Phyllis Penrose to Marlay, Thomas
- Marlborough, 10th Duke of (John Albert Edward William) to Marquis, Sophie Frederika
- Marr, Alexander to Marsden, William
- Marsh, Aaron to Marshall, Georgina
- Marshall, Grant Alistair to Marsham, Marie Henrietta Margaret
- Marsham, Marion Caroline to Martin, Cameron
- Martin, Caroline to Martin, Leslie M
- Martin, Linda to Martineau, Richard Makepeace
- Martineau, Sarah to Marx, Zeppo
- Mary, Jessica Rosheen to Mason, Rebecca
- Mason, Rhett Bennett to Massimo Lancellotti, Teresa dei Principi
- Massimo, Adelaide to Massy, Doreen Constance Peel
- Massy, Dorothy to Massy, Hugh Dillon, 3rd Bt.
- Massy, Hugh Eyre to Massy, Sarah
- Massy, Sarah to Mastromonaco, Pina
- Masurel, Elisabeth Marie Philippine to Mathews, William Withey
- Mathewson, Hugh to Matthews, Rosabella
- Matthews, Ross M. to Maude, Dorothea Clara
- Maude, Edith Frances to Maule, William, 1st Earl of Panmure
- Maule-Ramsay, Alice to Mauroo, Matilda Amelia
- Maury, Pedro Jose Isidro Manuel Ricardo Mones, Marques de Casa Maury to Maxwell, Angela Siân
- Maxwell, Ann Christian to Maxwell, Patrick of Newark
- Maxwell, Patrick of Newark to Maya, Maria Teresa
- Mayall, Alexander to Mayne, Rudolph Cuthbert
- Maynell, Alexandra Dorothy Jean to McAlister, unknown of Loup
- McAllister, Grant to McCalmont, Victor Harry Hugh
- McCammon, Ethel Hamilton to McCartie, Shevaun
- McCartney, Alethea Violet Florence to McClintock, William Foster
- McClintock-Bunbury, Ally Rachael to McConnell, William Haydn
- McConville, Bridget to McCoy, Cindy
- McCoy, Clara to McCrohan, Timothy
- McCrone, Marie Christina Rosalind to McDonald, Marie Estelle
- McDonald, Mary Sophie to McDouall, Henry Angus
- McDouall, Herbert Crichton to McDow, Morag
- McDowall, Alexander to McFadzean of Kelvinside, Baron, of Kelvinside in the City of Glasgow (Francis Scott)
- McFadzean, Baron, of Woldingham in the County of Surrey (William Hunter) to McGowan, William Johnston
- McGrady, Alexander to McIntyre, Zoe Claire
- McIrvine, Nicola to McKellar, Roslyn Annette
- McKelvey, Helen Anne to McKinnon, Mary
- McKinstry, A. W. to McLaughlin, William Patrick
- McLaughlin, Winifred Hawthorne to McMahon, Ellie Maude
- McMahon, Emily to McNair Scott, Valerie Susan
- McNair, 1st Baron, of Gleniffer, co. Renfrew (Arnold Duncan) to McNicoll, Zena
- McNiece, Kathleen Ann to Meachan, Timothy
- Meacher, Baroness (Molly Christine) to Meade, William Edward
- Meade-Fetherstonhaugh, Anne Margaret to Mecklenburg, Prinz
- Mecklenburg, Prinz von ((?)) to Medcalf, William
- Medcalfe, Elizabeth to Medway, Stephanie Louise
- Medwyn, Lord (John Hay) to Mein, Silvia Verity de Carteret
- Meincke, Ina Merete to Meldrum, Peter of Leathers
- Melford, Anthony George Bangor to Mellor, Walton
- Mellow, Angela Jane to Mencos y Sanchez-Ybarguen, Maria de las Dolores
- Mencos, Maria del Pilar to Menuhin, Zamira
- Menuhin-Hauser, Clara to Meran, Johann Baptist Stephan Emerich Ladislaus von
- Meran, Johann Baptist Stephan Joseph Franz Polycarp to Meredith, Sophia Elizabeth
- Meredith, Sophia Maiters to Merone, Isa
- Merrell, Angus to Mesham, Marion Olive
- Mesia, Maria de la Asuncion Rosalia Joaquina to Methuen, Matilda
- Methuen, Paul to Meyer, Wilma
- Meyer-Bechtler, Leo to Michael, William
- Michaelgrove, Elizabeth to Middleton, Emily
- Middleton, Emily to Milan y Quinones de Leon, Juana Alfonsa
- Milan, 1° Graf von (John) to Mildmay, Winifred
- Mildmay-White, Helen Winifred to Milford Haven, Marchioness of (Victoria Alberta Elisabeth Mathilde Marie)
- Milford, 1st Baron (Laurence Richard) to Miller, Ann Kathleen
- Miller, Anne to Miller, John Robert
- Miller, John, 2nd Bt. to Miller, Zoe Elizabeth
- Miller-Bakewell, Alice Isobel to Mills, Henry Algernon Seymour
- Mills, Henry Christian George to Milner, Judith Adrienne
- Milner, Kenneth Edward to Minchin, Anne
- Minchin, Anne to Minchin, Edwin Lennard
- Minchin, Edwin Lloyd to Minchin, Hubert Charles Loder
- Minchin, Hubert d'Esterre to Minchin, Lily
- Minchin, Lily May to Minchin, Phoebe
- Minchin, Phoebe to Minchin, William
- Minchin, William to Mitchell, Breanna Nicole
- Mitchell, Brian to Mitchell, Steven George
- Mitchell, Suki to Modena, Principessa di (Maria)
- Modrone, Anna dei Visconti di to Molesworth, John
- Molesworth, John to Molloy, William John, Baron Molloy
- Molo, Bettina Elizabeth von to Momber, Susan Elizabeth
- Momm, Maria to Monckton, John Edmonstone
- Monckton, John Henry to Moncreiffe, William of that Ilk
- Moncreiffe, William of that Ilk to Monk, Virginia Ann
- Monke, Frances to Monson, John, 2nd Baron Monson
- Monson, John, 3rd Baron Monson to Montagu, Elizabeth
- Montagu, Elizabeth to Montagu-Beaune, Timoleon Joachim Louis, Marquis de Bouzols
- Montagu-Pollock, Barbara to Montecuccoli-Laderchi, Elisabeth
- Montefiore, 1st Baronet, of East Cliff Lodge, Ramsgate, Kent (Moses Haim) to Montford, Paul
- Montford-Shepherd, Michelle to Montgomerie, Frank Douglas
- Montgomerie, Frederick Butler Molineux to Montgomerie, Zona Winnifred
- Montgomerie-Charrington, Susan Mary to Montgomery, John
- Montgomery, John to Montlheri, Miles II de
- Montlhéry, Elizabeth de to Montross, Thomas
- Montvilliers, Matilda of to Moore, Anne Matilda
- Moore, Anne Quayle to Moore, Elizabeth
- Moore, Elizabeth to Moore, Jean
- Moore, Jean Frances to Moore, Neville
- Moore, Nichola Ithona to Moore, William Edwin
- Moore, William Ferneyhough to Moray, Andrew
- Moray, Andrew to Moreno de los Rios y Alvarez de Toledo, Ramon
- Moreno de los Rios y Guerrero, Pedro to Morgan, Frank
- Morgan, Frederic Courtenay to Morgenthau, Max
- Morgia, Ann Penelope to Morley, Kirsty Jane
- Morley, Lord (Edward) to Morres, Letitia
- Morres, Letitia to Morris, Herbert Edwin Foxwell
- Morris, Herbert Francis to Morris, Winifred Agnes
- Morris-Eyton, Claire Louise to Morrogh Bernard, Eustace Anthony
- Morrogh Bernard, Eustace Mary to Morten, Florence
- Mortensen, Einar to Morzin, Aloisia
- Mos, 10th Marquesa de (María) to Moss, William
- Mosse, Annabel Mary to Mostyn, Melissa
- Mostyn, Michael Joseph James to Moubray, William Hobson
- Mouchet de Battefort de Laubespin, Camille Marie Josephe to Mountbatten, Philip
- Mountbatten, Philip, 1st Duke of Edinburgh to Mowat, Winifred
- Mowatt, Anna Maria to Muggeridge, Malcolm
- Mugglesworth, Ann to Mulholland, Sylvia Henrietta
- Mulkern, Edmund Cowell to Mulsho, William
- Multon, 1st Lord (Thomas) to Munro, Amelia
- Munro, Amelia to Munro, Simone
- Munro, Sylvia to Mure, Jane
- Mure, Janet to Murphy, James
- Murphy, James to Murphy, William
- Murphy, William to Murray, B. Rigby
- Murray, Balvany and Gask, 10th Lord (James Thomas) to Murray, Elizabeth Charlotte Vane
- Murray, Elizabeth Dawn to Murray, James
- Murray, James to Murray, Lucy Jane Eleanor
- Murray, Luella to Murray, Sophia
- Murray, Sophia to Murray-Stewart, Horatio Granville of Broughton
- Murray-Threipland, Alexander to Musker, Victoria
- Muskerry, 1st Baron, co. Cork (Robert Tilson) to Myers, Wolf
- Myerscough, Philip to Nairn, unknown son
- Nairne, 1st Lord (Robert) to Napier, Charles Macnaughton
- Napier, Charles Malcolm to Naples, Roberto I of
- Napoli, Blanca di to Nassau de Zuylestein, William, 2nd Earl of Rochford
- Nassau in Saarbrücken, Philip von to Nassau-Dillenburg, William III Henry von
- Nassau-Dillenburg-Beilstein, Graf von (John) to Nassau-Weilburg, Wilhelm Prinz von
- Nassif, M. Morey to Naylor, William Edward Huntley
- Naylor-Leyland, 1st Baronet, of Hyde Park House, Albert Gate, London (Herbert Scarisbrick) to Neave, Guy Richard Irvine
- Neave, Gwyn Gertrude to Needham, Frederick William
- Needham, Geraldine to Neidberg, Rudolf von
- Neidpath, Lord (James Donald) to Nelson, Edith
- Nelson, Edith Mary to Nelthorpe, Maria Janetta
- Nemania, Jupan Stefan to Netherlands, Williem II of the
- Nethersole, Edna M. to Nevers, Renaud II de
- Neves, Amanda Mary Alnwick das to Neville, Ann
- Neville, Anna Maria to Neville, Isabel de
- Neville, Isabel de to Neville, Thomas
- Neville, Thomas to Newcastle-under-Lyme, Duchess of (Susan Harriet Catherine)
- Newcastle-upon-Tyne, 1st Duke of (John) to Newman, Charles
- Newman, Charles Guy Gordon to Newport, William
- Newry and Mourne, 1st Viscount, co. Down (Francis) to Newton, William Alexander Cochrane
- Newton, William David Rupert to Nichols, Sarah
- Nicholsen, James to Nicholson, Rose Helen
- Nicholson, Samuel to Nicolay, Yvonne Léonie Marie Anne Georgine de
- Nicolaï, Nicholas to Nicolson, Walter Philip of Carnock, 7th Bt.
- Nicolson, William to Nilsson, Ruth
- Nimecsek, Josephine to Nixon, Henry
- Nixon, Henry Arthur to Nobbs, Kathleen Laura
- Nobbs, Kaye Margaret to Noblet la Clayette, Yolande de
- Noblston, Beatrice Monica to Noel, Gerard Noel, 2nd Bt.
- Noel, Gerard Roland to Noel-Hill, William, 6th Baron Berwick of Attingham
- Noel-MacMath, Pamela Lee to Nordenskiold, Brita
- Norderling, G. C. A. to Normanby, Marquess of (Robert)
- Normand, Andrew to Norris, Richard
- Norris, Richard to North, Margaret
- North, Margaret to Northcote, Cecilia Agnes
- Northcote, Cecilia Frances to Northcote, St. John
- Northcote, Stafford to Norton, Elizabeth
- Norton, Elizabeth Jane to Nostitz-Rieneck, Monika Liebe von
- Nostitz-Rieneck, Monika von to Nugent, Catherine Mary
- Nugent, Cecilia Henriette Catherina to Nunneley, W. P.
- Nunziante di Mignano, Maria to O'Beirne, Roderick William
- O'Boyle, Celia to O'Brien, James
- O'Brien, James to O'Brien, William, 4th Earl of Inchiquin
- O'Brien-Butler, Catherine to O'Connell, Caroline
- O'Connell, Catherine to O'Connell, Honora
- O'Connell, Honora to O'Connell, Maurice Geoffrey
- O'Connell, Maurice Geoffrey to O'Connor, Elizabeth
- O'Connor, Elizabeth Patricia to O'Donnell, Walter James
- O'Donoghue, 'The Poet' to O'Donovan, William Jones
- O'Dowd, Anne to O'Grady, Grace
- O'Grady, Grace to O'Hagan, Thomas, 1st Baron O'Hagan
- O'Hagerty, Aldelm to O'Meara, William Michael
- O'Mera, Mary to O'Neylane, William
- O'Nolan, Mary Ellen to O'Sullivan, John Barrett
- O'Sullivan, Juliana More to Oberbayern-München, Wilhelm III Herzog
- Oberdorfer, Babette to Odell, Ellen
- Odell, Ellen to Odell, Robert William
- Odell, Robert Wolseley to Oer, Wilhelmine von
- Oertzen, Elisabeth von to Ogden, William Barker
- Ogilby, Elizabeth to Ogilvy, Elizabeth
- Ogilvy, Elizabeth to Ogilvy, William, 8th Lord Banff
- Ogilvy-Dalgleish, James to Olah de Kis-Baratfalva, Maria Assunta
- Olavsson, Magnus 'the Barefoot' to Oldenburg, Duke of (Nikolaus Friedrich August)
- Oldenburg, Duke of (Nikolaus Friedrich August) to Oldfield, Sybil Christine
- Oldfield, Thomas to Oliphant, Janet
- Oliphant, Janet Elizabeth to Oliver, Jane Catherine Sarah
- Oliver, Janet Farquharson to Olomouc, Otto I of
- Olozaga, Lucia to Onslow, William Hillier, 4th Earl of Onslow
- Ontañón y García del Moral, Maria Isabel to Oranje-Nassau, Willem V Batavus, Prince of Orange
- Oranje-Nassau, Willem VI van to Orgera, Maria
- Orgeval, Ferdinande Josephine d' to Orléans, Henri Philippe Pierre Marie d', Prince d'Orléans
- Orléans, Henri Robert Ferdinand Marie Louis Philippe d', Prince de France to Ormandy, Sharlamane
- Ormathwaite, 1st Baron (John) to Ormsby, Louisa Jane
- Ormsby, Mabel Ellen Cora to Orr, Zoe Jane
- Orr-Ewing, 1st Baronet (Archibald) to Ortonburg, Heinrich von
- Orwin, Jane to Osborne, George Dominic Peter
- Osborne, George Francis, 16th Bt. to Osorio de Moscoso y Jordan de Urries, Luis, Duque de Montemar
- Osorio de Moscoso y López de Ansó, Maria Eulalia, Duquesa de Soma to Otter, William Bruère
- Otter-Barry, Francis William Frederick to Ow-Wachendorf, Sigurd Baron von
- Owain, Maredudd ap to Owen, William, 4th Bt.
- Owen-Barlow, Emma to Pacey, Sydney Clayton
- Pacheco, Joao Fernandez, Duque de Escalona to Padel, Ruth Sophia
- Padelford, Edward M. to Paget of Beaudesert, Nazareth
- Paget of Northampton, Baron, of Lubenham in the County of Leicestershire (Reginald Thomas Guy Des Voeux) to Paget, Frances Jane
- Paget, Francis Andrew Edward to Paget, Sylvia Mary
- Paget, Tessa Ann to Pakenham, Mary Katherine
- Pakenham, Meta Landreth to Palk, Robert, 1st Bt.
- Palk, Walter to Palmer, Dorothy Madeline
- Palmer, E. G. to Palmer, Katherine Amelia
- Palmer, Katherine Eleonora to Palmer, William Henry Greenwell
- Palmer, William Henry Roger, 4th Bt. to Papuni, Waikato
- Papworth, Dianne Joy to Parfitt, Wyndham
- Pargiter, Amy to Parker, Charles George Archibald
- Parker, Charles Godfrey to Parker, Katharine May
- Parker, Katherine to Parker, Yvonne Marie
- Parker-Ashley, Mary to Parma, Jacques di
- Parma, Jacques di to Parnham, Zeta
- Parnther, Anne to Parry-Okeden, Uvedale Edward Parry
- Parseval, Isidora von to Parsons, Mary Crichton
- Parsons, Mary Elizabeth to Pasquale, Marie Alexandra de
- Pasquarelli, Raffaela to Paterson, George
- Paterson, George to Patten, Thomas
- Patten-MacDougall, Alice Mary to Paul, Mamie
- Paul, Margaret to Pauncefort-Duncombe, Sophia Caroline
- Pauncefote, 1st Baron, of Preston, co. Gloucester (Julian) to Payne, Maurice George Jervis
- Payne, Michael to Peacocke, Warren William Richard
- Peacop, Susan to Pearn, T. A.
- Pears, Anne to Pearson, Susan Woodman
- Pearson, Susannah Grace to Pease, Martha
- Pease, Martha to Peckover, Wilhelmina
- Pecori-Giraldi, Bernardo to Peel, Robert, 5th Bt.
- Peel, Sara Carola to Pelham, Francis Godolphin, 5th Earl of Chichester
- Pelham, Frederick Sidney to Pelham-Clinton-Hope, Sally Ann Wemyss
- Pelham-Clinton-Kole, Dorian Henry Navarr to Pemberton, Willoughby Arthur
- Pemberton-Binns, Henry to Pennefather, William Jonathan Richard
- Pennell, Diana to Penruddocke, Thomas T.
- Penteney, Jane to Pepys, Gertrude Amy
- Pepys, Gillian Angela to Perceval, Emile Caroline
- Perceval, Emma to Percy, Anthony
- Percy, Anthony to Percy, William, 6th Baron Percy
- Perdue, Elizabeth to Perrett, Sophia Jayne
- Perriard, Cornelia to Persse, Frances Matilda
- Persse, Francis to Pery, William Vere de Vere
- Pery-Knox-Gore, Alice Gertrude Nina to Peters, William Henry Brooke
- Petersberger, Amalie to Petre, Audrey Catherine
- Petre, Augustus William Berney to Petre, Patricia
- Petre, Patricia Josephine to Petty, William, 1st Marquess of Lansdowne
- Petty-FitzMaurice, Arabella Helen Mary to Pfaff, Nick
- Pfalz von Neuburg, Johann Wilhelm Kurfürst to Phayre, Robert
- Phayre-Mudge, Albert Edward to Philipps, Wogan, 2nd Baron Milford
- Philips, 1st Baronet, of Picton (John) to Phillips, Colin John
- Phillips, Confrey A. to Phillips, Thomas
- Phillips, Thomas to Phipps, Margaret Anne
- Phipps, Margaret Patricia to Piatigorsky, Jacqueline Rebecca Louise
- Piatkowska, Janina to Piechowski, Stanislaus
- Piedmont and Andria, Raimondo of to Piers, William, Bt.
- Pierse, John to Pigott, George
- Pigott, George Grenville Wadesforde to Pilars, Zygmunt
- Pilaszanovits, Helene Marie Isidora von to Pim, Thomas
- Pimand, Anthony to Pinto, unknown daughter
- Piombino, 9th Principe di (Francesco) to Pitman, William Hugh
- Pitrot-Verteil, Jeanne to Plantagenet, Henry VI, King of England
- Plantagenet, Henry, 3rd Earl of Lancaster to Playfair, William Smoult
- Playford, Frances Mary Teresa to Pleydell-Bouverie, Edith Dorothy
- Pleydell-Bouverie, Edith Katherine to Plowden, Katharine
- Plowden, Katharine to Plunket, Olive Dorothea
- Plunket, Patrick Terence William Span, 7th Baron Plunket of Newton to Pocock, Sophia
- Pococke, Jessie Henrietta to Poland, Wladislaw II of
- Poland, Wladislaw III of to Polignac, Yolande de
- Polignano, 6° Duca di (James) to Pollock, Zoë Deborah
- Pollock-McCall, Pamela Mary to Poncelet, Paul
- Poncetta, Josephine to Ponsonby, George Thomas
- Ponsonby, Georgiana to Ponsonby-Barker, William
- Ponsonby-Fane, Louisa Anne Rose Lee to Poole, William Halsted
- Pooley, 1st Baronet (Ernest) to Pope, William Cash
- Pope, William Henry to Porter, Archie Jocelyn
- Porter, Arza to Porterfield, William of Duchal
- Portes, Louis Daniel to Portugal, Infante de (Ferdinando)
- Portugal, Infante de (Joao) to Potter, Elizabeth Sarah
- Potter, Elizabeth Schermerhorn to Poulett, William Turnour Thomas
- Poulett-Thomson, Charles Edward, 1st and last Baron Sydenham to Powell, Frances
- Powell, Frances to Power, Elerna
- Power, Eliza Helena to Powis, Simon
- Powlden, Elizabeth to Poynter, Renton George Felix
- Poynton, Alice Constance to Poyntz, Lucy
- Poyntz, Madeline Fortescue to Praed, William
- Praeger, John F. C. to Pratt, Margaret Dorothea Fendall
- Pratt, Marguerite Jane to Prendergast, Matilda de
- Prendergast, Maud to Preston, Dorothy
- Preston, Dorothy May to Preston, Sarah
- Preston, Sarah to Preußen, Friedrich Wilhelm II König von
- Preußen, Friedrich Wilhelm III König von to Preußen, Prinzessin von ((?))
- Preußen, Prinzessin von ((?)) to Price, Harriet Dryer
- Price, Helen to Prideaux, Margaret
- Prideaux, Mary to Primrose, William, 2nd Bt.
- Primus, Katherine Mary to Prior, William Henry
- Prior-Palmer, Anthony Errol to Proby, William, 5th Earl of Carysfort
- Probyn, Alice Dalton to Prouz, unknown
- Provan, Beth to Prübenau, Ernestine
- Psaila, Brigitte Emilie Pauline to Pullyn, Peter
- Pullé, Ernesta dei Conti to Purcell, William Percy
- Purcell-FitzGerald, Augusta Jane Lisle to Pushkin, Sergey Lvovich
- Pushkina, Maria Alekseyevna to Pym, Hannah
- Pym, Harriet to Pückler, Wilhelm Graf von
- Pückler-Burghauss, Eleonore-Renata Gräfin von to Quayle, William
- Queenborough, 1st Baron, of Queenborough, co. Kent (Almeric Hugh) to Quin, Windham Henry
- Quincey, Anne Maud to Quintal, Edward Allen
- Quintal, Edward Lester to Quintal, Lucy Emily
- Quintal, Luke Daniel to Quintanilla, Condesa de (Maria Perez)
- Quinton, A. G. to Radcliffe, Nicholas John
- Radcliffe, Olivia Philippa Zoë to Radziwill, Jadwiga
- Radziwill, Jan to Ragnwald, unknown, Jarl of Ragnwald
- Raho, Maria de to Ralli, Catherine
- Ralli, Charles Douglas Stephen to Ram, Winifred
- Ramage, Elizabeth Mary to Ramsay, George of Dalhousie
- Ramsay, George Patrick Maule to Ramsay, Zoë Mary
- Ramsay-Fairfax, 6th Baronet (Edmund John William Hugh) to Randall, Peter
- Randall, Richard James Heslop to Rankine, Timothy Roger
- Ranking, Frances Helen to Rasponi, Raspone
- Rasponi-Bonanzi, Carlo to Rausch, Sabine
- Rauscher, Anna Edle von auf Weeg to Rawdon, Sydney Nobbs
- Rawdon-Hastings, Alice Elizabeth to Ray, Thomas M.
- Rayden, Ann to Read, Mary
- Read, Mary to Readman, Timothy Christopher George
- Readshaw, Jane to Redcliffe-Maud, John Primatt, Baron Redcliffe-Maud
- Reddaway, Alexander Thomas to Redstone, Nancy Cranswick Neal
- Redvers, Baldwin, 3rd Earl of Devon to Rees-Williams, Joan Elizabeth
- Reese, Aquilla to Regnault, Richard
- Regnier, René to Reid, Julia Hamilton
- Reid, Katharine Jane to Reina, Massimo A.
- Reinach, Adolphe to Renfrew, Colin
- Renfro, John C. to Repucci, Louis Frederick
- Reresby, Ellen to Reuss zu Köstritz, Prinz
- Reuss zu Köstritz, Prinz to Reuss, Viola
- Reuten, Elizabeta von to Reynell-Pack, Mary Isabella Harriet
- Reyner, Elizabeth to Reynolds-Moreton, Georgina Mary Louisa
- Reynolds-Moreton, Gertrude to Rhodes, Zachariah
- Rhondda, 1st Baron, of Llanwern, co. Monmouth (David Alfred) to Rice, William Talbot
- Rice-Davis, Charles to Richards, Jane
- Richards, Janet Katherine Vaughan to Richardson, Jessie Katharine
- Richardson, Joan to Richmond, Florence Elsa
- Richmond, Frances Ann Josephine to Riddell, Ellen
- Riddell, Evelyn Mary to Ridley, Christopher
- Ridley, Clayre to Riesle, Maria Sofia
- Riesopp, Renate to Ring, Michael
- Ringberg, Birgitta Susanne to Ritchie, Elinor
- Ritchie, Elspeth Jean to Rivett-Carnac, Lucinda Jane
- Rivetti, Daniela to Roberton, John
- Roberts of Conwy, Baron, of Talyfan in the County of Gwynedd (Ieuan Wyn Pritchard) to Roberts, Lewis
- Roberts, Lily May to Robertson, Christopher James
- Robertson, Colette Marie to Robertson, Philip Duncan
- Robertson, Philip John Cochrane to Robinson, Annie Paterson
- Robinson, Anthony to Robinson, Jack
- Robinson, James to Robinson, Stuart
- Robinson, Susan to Rocafort y Altazzura, Marta
- Rocca, Beatrice Morozzo della to Roche, Wilson Mills
- Roche-Burchard, Marthe de la to Rodd, Yvonne Mary
- Roddam, Adam de to Roe, Madeleine
- Roe, Maria Margaret to Rogers, Mary
- Rogers, Mary to Rokeby, Thomas
- Rokeby-Johnson, Caecilia Bridget to Rollo, William, 9th Lord Rollo of Duncrub
- Rollock, Elizabeth to Romanov, Lisinka
- Romanov, Margaret Petrovna to Romer, Francis
- Romer, Francis to Rooks, Kathryn Elizabeth
- Rooksby, D. A. to Roper, Rebecca
- Roper, Rebecca to Ros, William, 6th Lord de Ros of Helmsley
- Rosa, Alexandra to Rose, William, 2nd Bt.
- Rose-Cleland, Agnes Elizabeth to Ross, Angela Ierne Evelyn
- Ross, Angela Siân to Ross, Mary Anne
- Ross, Mary Jemima to Rossmore of Monaghan, Baroness (Valerie Marion)
- Rossmore, Paddy to Rothschild, Béatrice Juliette Ruth de
- Rothschild, Carl Mayer de to Rott, Virginia Lee
- Rottal, (?) to Rouse-Boughton-Knight, Thomas Andrew Greville
- Rousillon, Nuñez Sancho de to Rowe, John
- Rowe, John to Rowley, Hercules
- Rowley, Hercules Langford to Roxburgh, unknown
- Roxburghe, 10th Duke of (Guy David) to Ruddell, William Frederick
- Rudder, Lionel John Verge to Ruggiero, Ramiro
- Ruggles-Brise, 1st Baronet (Edward Archibald) to Rurik, Boris, Grand Duke of Suzdal
- Rurik, Boris, Grand Duke of Tver to Russell of Thornhaugh, Baroness (Catharine)
- Russell, 'the white Sir William' to Russell, Diana Katharine
- Russell, Diana Margaret to Russell, Jacqueline
- Russell, James to Russell, Mildred
- Russell, Miles Edward Southwell to Russia, Ekaterina Pavlovna of
- Russia, Elena Pavlovna of to Rutherford, Richard Paul
- Rutherford, Robert to Rutland, Patrick Hope
- Rutledge, Beau to Rybak, Peter
- Ryche, Elizabeth to Ryder, Margaret Susan
- Ryder, Margaret Susan, Baroness Ryder of Warsaw to Ryrie, Sonia
- Rys, Griffith to Sabran, William, Count of Ariano
- Sabran-Ponteves, Roselyne de to Sachsen, Iris Hildegard Sophie Margit Gisela Prinzessin von
- Sachsen, Joachim von to Sachsen, Prinzessin von ((?))
- Sachsen, Prinzessin von ((?)) to Sachsen-Coburg und Gotha, Prinz
- Sachsen-Coburg und Gotha, Prinz to Sachsen-Eisenach, Wilhelm Heinrich von
- Sachsen-Freiberg, Sybille von to Sachsen-Meiningen, Prinz
- Sachsen-Meiningen, Prinz to Sachsen-Weimar-Eisenach, Prinz von ((?))
- Sachsen-Weimar-Eisenach, Prinz von ((?)) to Sackville, Margaret
- Sackville, Mary to Sainsbury of Turville, Baron, of Turville in the County of Buckinghamshire (David John)
- Sainsbury, Alan John, Baron Sainsbury to Sainthill, Samuel
- Sainthill, Samuel to Salinas, Marina
- Salines, Gaucher de to Salm-Horstmar, Sophie Eleonore Prinzessin zu
- Salm-Kyrburg, Amalie Prinzessin von to Salm-Salm, Prinzessin
- Salm-Salm, Prinzessin to Salter, Richard James
- Salter, Rose-Marie Elizabeth to Sambucy de Sorgue, Louis, Barone de Sambucy de Sorgue
- Samek, Baron von (Victor) to San Leonardo, Marques de (Pedro)
- San Lorenzo, Roger to Sanders, Philippa Caroline Jane
- Sanders, Rachel to Sandford, William
- Sandford-Wills, Amy Henrietta to Sandys-Clarke, Robin
- Sandys-Lumsdaine, Amy to Santiero, Louisa Maria
- Santley, Charles to Sartoris, Vivien May
- Sartorius y Cabeza de Vaca, Vicente, 4° Marqués de Marino to Saumarez, James St. Vincent Broke, 5th Baron de Saumarez
- Saumarez, James St. Vincent, 4th Baron Saumrez to Saunders, Peggy Barbara
- Saunders, Percy to Savage, Emma Jane
- Savage, Fiona Margaret to Savile-Birkbeck, Davina Mary
- Savile-Lumley, John Savile to Savoia-Carignano, Vittorio Emanuele II, Re di Sardegna
- Savoia-Carignano, Vittorio Emanuele III, Re d'Italia to Say, William, 3rd Lord Say
- Sayce, Grace Marion to Sayn-Wittgenstein-Berleburg, Stefanie-Christina Prinzessin zu
- Sayn-Wittgenstein-Berleburg, Stephanie Maria Prinzessin zu to Scanlan, Matthew
- Scanlan, Matthew Lane to Scarr, Susan Renforth
- Scarsbrook, John to Schaub, Luke
- Schauenberg, Adelheid von to Schaumburg-Lippe, Prinzessin
- Schaumburg-Lippe, Prinzessin to Scherkamp, Zita
- Schermerhorn, Caroline Webster to Schleswig-Holstein, Valerie Marie zu
- Schleswig-Holstein-Sonderburg in Arroe, Christian Herzog von to Schleswig-Holstein-Sonderburg-Beck, Sophie Luise von
- Schleswig-Holstein-Sonderburg-Franzhagen, Christiane Elisabeth von to Schleswig-Holstein-Sonderburg-Glücksburg, Thyra Amelia Caroline Charlotte Anne, Princess of Denmark
- Schleswig-Holstein-Sonderburg-Glücksburg, Thyra Louise Caroline Amelia, Princess of Denmark to Schmitt, Odile
- Schmitz, Alice Bertha to Schonau-Wehr, Wernher Baron von
- Schonberg, Angela Benita Elisabeth Baronin von to Schulenburg, Wilhelm Leopold von der
- Schulenburg-Alvensleben, Ingeborg von der to Schwarzburg-Rudolstadt, Ludwig Günther I Graf von
- Schwarzburg-Rudolstadt, Ludwig Günther I von to Schönborn-Wiesentheid, Clarissa Marie Sophie Elenore Gräfin von
- Schönborn-Wiesentheid, Clemens Franz Erwein Wilhelm Arthur Bonifacius Graf von to Schönburg-Hartenstein, Victoria Prinzessin von
- Schönburg-Penig, Elisabeth Magdalene Sophie von to Sclater-Booth, Walter Dashwood
- Sclater-Mathew, Thomas Limbrey to Scott of Buccleuch, Lady (Mary)
- Scott of Foscote, Baron, of Foscote in the County of Buckinghamshire (Richard Rashleigh Folliott) to Scott, Claude Hugh Cameron
- Scott, Claude Worthington to Scott, Henry, 4th Earl of Delorain
- Scott, Herbert to Scott, Marion
- Scott, Marion to Scott, Thomas
- Scott, Thomas to Scott-Waring, John
- Scotti, Baroness (Ella) to Scrope, William le
- Scruse, Robin to Seaforth, 5th Earl of (William)
- Seager, Clarendon James to Sebag-Montefiore, William
- Sebesta, Silvia to Seeds, William
- Seefried auf Buttenheim, 5th Baron von (Otto) to Segrave, Walter
- Segre, Kayla to Seligman, Thomas Reginald James
- Selincourt, Ernest de to Semple, William
- Semse, Andras de to Serota, Teresa
- Serpe, Lord of (Fernando) to Seton, Henrietta
- Seton, Henrietta to Sewell, Jane
- Sewell, Janice Ann to Seymour, Edward
- Seymour, Edward Adolphus to Seymour, James
- Seymour, James to Seymour, Thomas Mark Middleton
- Seymour, Thomas Oliver to Shackleton, William
- Shacklock, Harvey William to Shand, Yeo T.
- Shandon, 1st Baron, of the City of Cork (Ignatius John) to Sharpe, William
- Sharples, Alexander Hugh Mackenzie to Shaw, Herbert
- Shaw, Herbert to Shaw, William Huntly Baird
- Shaw-Hamilton, Constance Catherine Mary Pia to Sheean, James Vincent
- Sheed, Lorna Lennox to Shekleton, Lance Gordon
- Shekleton, Madeline Adele to Shelley, John
- Shelley, John Courtown Edward to Sheppard, William Didsbury
- Shepperd, Katherine to Sheridan, William Frederick Temple
- Sheriden, Bertrand Cecil Owens to Shields, Patrick
- Shields, Patrick to Shirley, Emily
- Shirley, Emily Gertrude to Shoeffler-Lubbock, Peter Walter Paul
- Shoehan, Agnes to Shoppee, Janice
- Shoppee, Janine to Shore, unknown son
- Shorrock, Guy to Shuckburgh, Sarah
- Shuckburgh-Evelyn, 6th Baronet (George Augustus) to Sibley, Jonathan
- Sibley, Margaret to Sieff, Simon Marcus
- Siegel, Henry to Silver, William Herbert
- Silvera, Elizabeth to Simmons, Wendy Jean
- Simms, Alice Muriel Woodward to Simpson, Hans Hippolyte von
- Simpson, Helen Margaret Letitia to Sinclair, Alan
- Sinclair, Alan Gordon William to Sinclair, Isabella
- Sinclair, Isaiah William Columba Stroma to Sinclair, Miranda
- Sinclair, Muriel Evelyn Kathleen to Sinibaldi Ramirez, Cristina
- Sinibaldi, Alejandro M. to Skeffington, William, 1st Bt.
- Skeggs, Michael Andrew Lyndon to Skinner, Robert
- Skinner, Roger Arthur to Slade, Robert Orlando Michael Cuthbert
- Slade, Roger to Sligo, Maud
- Slinger, Alexander Michael Foulds to Smallwood, Timothy
- Smart, Anne to Smiley, Xan de Crespigny
- Smilie, Ann to Smith, Anne Margaret
- Smith, Anne Marie to Smith, Clare
- Smith, Clare to Smith, Emily
- Smith, Emily Ann to Smith, Granville Roland Francis
- Smith, Gregory Douglas to Smith, Jean
- Smith, Jean Ann to Smith, Limen Douglas
- Smith, Lina to Smith, Morya Morvenna Irene
- Smith, Muriel Edith to Smith, Sarah
- Smith, Sarah to Smith, William
- Smith, William to Smither, Jessie Henrietta
- Smitherman, Ann Frances to Smyth, John
- Smyth, John to Smythe, Nicola
- Smythe, Nicola Barabra to Snell, Ysolde Cicely
- Snellaert, Catherine Elizabeth to Soames, William Baverstock
- Soane, John to Solms-Hohensolms, Philipp Reinhard II Graf zu
- Solms-Hohensolms-Lich, 1st Fürst zu (Karl) to Solomons, Rebecca
- Solovoi, Mikhail to Somerset, Constance Henrietta Sophia Louisa
- Somerset, Cosima Maria Gariella to Somerset, Leonora Mary
- Somerset, Leonore Beatrice to Somerville, Frances Louisa
- Somerville, Geraldine to Sonnabend, Wendy
- Sonnenberg, J. T. to Southby, Thomas
- Southcombe, Anne Lewis to Southwell, Richard
- Southwell, Richard to Sparks, Violet Ivy
- Sparks-Wilson, Ruby to Spee, Joseph Graf von
- Spee, Joseph Graf von to Spencer of Althorp, Viscountess (Margaret Georgiana)
- Spencer of Wormleighton, 10th Baron (George) to Spencer, Gordon Charles Craig
- Spencer, Guinevere Elsie to Spencer, Winifred Anna
- Spencer, Zanna Elizabeth to Spicer, William Webb
- Spickernell, Amice Ivy Delves to Spooner, William
- Spoor, Ida to Spreag, Roxanne
- Sprecher von Bernegg, Katharina to Squarey, William
- Squery, Margaret to St. Clair, James
- St. Clair, James to St. John, Anne
- St. John, Anne to St. John, Natalie Edith
- St. John, Nicholas to St. Lawrence, Isabella
- St. Lawrence, Isabella to St. Leger, William St
- St. Leonards, 1st Baron (Edward Burtenshaw) to Stack, unknown
- Stackelberg, Constance Baronin von to Stacpoole, Susannah
- Stacpoole, Sydney Harold to Stafford, William
- Stafford, William to Stamper, Thomas Henry Gilborn
- Stanbridge, Joan to Stanhope, Catherine
- Stanhope, Catherine to Stanhope, Wyndham Edward Campbell
- Stanhope-White, J. P. to Stanley, Elizabeth Rosemund
- Stanley, Elsie to Stanley, Olivia Mary Beatrice
- Stanley, Olva Velorna Wentworth to Stannus, William Trevor
- Stansfeld, John de Bourbel to Staples, William Conolly
- Stapleton, 1st Baronet, of Carlton, Yorkshire (Miles) to Starhemberg, Valerie Georgine von
- Staritsa, Duke of (Andrew) to Stawell, William Palmer
- Stawker, Jane to Steel, Serena
- Steel, Sophie Mary Verena to Stein, Therese, Baroness of Nassau
- Stein-Liebenstein, Caroline von to Stephenson, Editha Gertrude
- Stephenson, Edward to Sternbach, Polly Wenzel Baronin von
- Sternberg, (?) to Stevens, Teddy
- Stevens, Thomas Richard to Steward, Winifred Sarah
- Stewart of Alvechurch, Baroness, of Fulham in Greater London (Mary Elizabeth Bludne) to Stewart, Annabel
- Stewart, Annabella to Stewart, Donald
- Stewart, Donna Elizabeth to Stewart, Hariot
- Stewart, Harold Charles to Stewart, Jean
- Stewart, Jean to Stewart, Margaret
- Stewart, Margaret to Stewart, Rachel
- Stewart, Rachel Anne to Stewart, William of Galston, younger
- Stewart, William of Grandtully to Stewart-Richardson, William Howard
- Stewart-Savile, Frederick Alexander to Stirling, Frances Marguerite Wedderburn
- Stirling, George to Stobart, Elizabeth Mary
- Stobart, Ellinor to Stockill, William Pickering
- Stockley, Arthur H. to Stokes, William
- Stokholm-Hestbeck, Ebba to Stolberg-Stolberg, Marie Valerie Josepha Charlotte Gräfin zu
- Stolberg-Stolberg, Marie Valerie Josepha Charlotte zu to Stolberg-Wernigerode, Sophie Charlotte zu
- Stolberg-Wernigerode, Sophie Marie Antoine Henrike Thaddea Gabriele Gräfin zu to Stoney, Eliza
- Stoney, Eliza to Stoney, Susanna Frances
- Stoney, Sybil Arabella Lipyeatt to Stonore, Robert de
- Stonyer, Adrienne to Stopford, James, 1st Earl of Courtown
- Stopford, James, 2nd Earl of Courtown to Storey, William Blackmore
- Stork, Ernest Stanley to Stourton, James Alastair
- Stourton, James Charles Peter to Strachan, William
- Strachen, Dorothy to Strange, 4th Lord, of Blackmere (John)
- Strange, 5th Baroness (Henrietta Bridget) to Stratford, Sally June
- Strathallan, 10th Viscount (James David) to Streatfeild, Timothy James
- Streatfeild, Violet to Stringfellow, Teresa
- Stringher, Giovanna to Strutt, Isaac
- Strutt, Isabella to Stuart, Bernard, 3rd Seigneur d'Aubigny
- Stuart, Beryl Elizabeth to Stuart, Georgiana Stuart
- Stuart, Georgina Adelaide to Stuart, Mary Agnes Josephine Ruth
- Stuart, Mary Ann King to Stuart-Wortley, Nicholas Rothesay
- Stuart-Wortley-Mackenzie, Caroline Elizabeth Mary to Stubenberg, Herr und Graf von (Ferdinand)
- Stubenberg, Herr und Graf von (Ferdinand) to Stubenberg, Herrin und Gräfin von (Susanna)
- Stubenberg, Herrin und Gräfin von (Susanna) to Stubley, Lynette
- Stuckeley, Barnaby de to Studholme, John Richard Julius
- Studholme, Joseph to Stutchbury, Wycliffe Robert Trant
- Stuteville, John de to Suffolk, Earl of (Richard)
- Sugden, Alfred James Frederick to Summerscale, John Nelson
- Summerscales, Rosette Ethel to Sutcliffe, William T.
- Suter, Henry Charles Nelson to Sutton, Cicely
- Sutton, Cicely de to Sverkersson, Sigurd Lavard
- Sveynsdottir, Astrid to Swanley, Martha
- Swann, 1st Baronet (Charles Ernest) to Sweeney, Rosemary Anne
- Sweeny, Arden to Swinburne, unknown
- Swindell, Maureen Louvain to Sydney, William
- Sydney-Smythe, Philippa Eliza to Sykes, Pamela June
- Sykes, Pandora India Nicola to Symons, William
- Symons-Jeune, Bertram Hmner Bunbury to Synge, Robert Anthony
- Synge, Robert Carson, 8th Bt. to Széchényi, Viktor
- Sá-Carneiro, Maria Clara de to Taha, Robin Michael
- Tahany, Caroline Anne to Talbot, Charles Arthur
- Talbot, Charles Aston to Talbot, Juliana
- Talbot, Juliana to Talbot-Ponsonby, William Charles Francis
- Talboys, Henry to Tanner, Yvonne Rosalind
- Tannert, Claudia Eva to Tasker, Sheryl Anne
- Taskova, Tatiana to Taubman, unknown
- Tauffer, Brigit to Taylor, Audrey
- Taylor, Austin to Taylor, Georgiana Jane
- Taylor, Georgina Sarah to Taylor, Marjorie Frances
- Taylor, Marjory to Taylor, Una Vincenzo
- Taylor, unknown to Tebbs, unknown
- Tebbutt, Harriet to Temple, Eleanor
- Temple, Elizabeth to Tenhaeff, Paul Hugo
- Tenison, Elizabeth to Terras, Wallace
- Terrasson, Gerberge de to Tewson, Edward George
- Tey, John to Thellusson, Eva Blanche Charlotte
- Thellusson, Frederica Charlotte Louisa to Thessalonica, Theodore of
- Thessaloniki, Philip of to Thomas, Daniel George
- Thomas, Daphne to Thomas, Kathleen Alice
- Thomas, Kerri Joanne to Thomas, Zoe Georgette Frances Marie
- Thomasin-Foster, Christopher William to Thompson, Ellen Fredericka
- Thompson, Ellen Mary Charlotte to Thompson, Patrick Lloyd Ker
- Thompson, Paul David to Thomson, Helen Graham
- Thomson, Helene to Thorne, Thorne
- Thorne, unknown to Thornton, William Thomas
- Thornton-Wodehouse, Albert to Threipland, Stuart Wundham Murray
- Threlfall, Anne Virginia to Throgmorton, John
- Thronfolger, Georgii Aleksandrovich to Thurlow of Thurlow, 8th Baron (Francis Edward)
- Thurlow, Edith to Thurn und Taxis, Wilhelmine Caroline Christiane Henriette von
- Thurn und Valsassina-Como-Vercelli, Aglae Gräfin von to Thynne, Emma Margery
- Thynne, Eva Clare to Tichborne, unknown
- Tichbourne, 8th Baronet (Henry Joseph) to Timary de Binckum, Daniele de
- Timeur et de Kergolay, Marquis du (Sebastien) to Tirconnell, Lord of (Manus)
- Tireman, Catherine to Todd, Frederick William
- Todd, Garfield to Tollemache, John Nicholas Lionel
- Tollemache, John Richard Delap to Tomkyns, unknown
- Tomlin, Alison Kirsty to Toone, William Thomas
- Toonen, Achyl to Torre Diaz, Conde de (Brodie Manuel)
- Torre et Tasso, Raymund della to Tottenham, Hilda May
- Tottenham, Iona Audrey Armatrude to Tower, Robert Beauchamp
- Tower, Rosemary Anne to Townsend, David Franks
- Townsend, David Lee to Townsend, Horatio
- Townsend, Horatio to Townsend, Rachel Caroline
- Townsend, Rachel Susannah to Townshend, Dorothy
- Townshend, Dorothy Lilian to Townshend, Winifred Dora Mary
- Townsley, Janet Alison to Trafford, Henry de
- Trafford, Henry de to Trail, William
- Trail, William to Traprain, Viscount (Robert Arthur Lytton)
- Traquair, 1st Earl of (John) to Travis, William Travis
- Traxler, Doreen Karen to Treharne, Rory Llewellyn
- Trehawke, Alice to Trench, Charles
- Trench, Charles to Trench, Harriet Evelyn
- Trench, Harriet Georgiana to Trench, Norah Susan Oliver
- Trench, Noreen Charlotte to Trenck, Wilhelm von der
- Trend, Baron, of Greenwich in Greater London (Burke St John) to Trevor, S. T.
- Trevor, Sackville to Trim, Wanda Charlotte
- Trimble, Baron, of Lisnagarvey in the County of Antrim (William David) to Trollope, Dorothy Nesta
- Trollope, Edgar to Trott, unknown
- Trotter, 1st Baronet, of Westville, Lincolnshire (Coutts) to Troyes, Viscomte de (Jean)
- Troysden, Frances to Trydell, Lucy
- Trydelt, unknown to Tucker, Christine Jennifer
- Tucker, Clive to Tucker, Samuel
- Tucker, Sandra Louise to Tufnell, Zoë Victoria Moray
- Tufton, 1st Baronet (Richard) to Tullogh, Lord (Thomas)
- Tully, Elizabeth to Turner, Barbara
- Turner, Barbara June to Turner, Rebecca Hall
- Turner, Rebecca Jane to Turville, William
- Turville-Constable-Maxwell, Anthony Nicholas to Twickel, Margarethe Baronin von
- Twickel, Maria Elisabeth Baronin von to Twisleton-Wykeham-Fiennes, Clare Elizabeth
- Twisleton-Wykeham-Fiennes, Constance Astbury to Twynam, Thomas MacGregor
- Twynham, Mary Elizabeth to Tyler, Jessie Simpson
- Tyler, John to Tyndall, William Ernest
- Tynedale, Huctred of to Tyrwhitt, William
- Tyrwhitt-Drake, Anne to Uhlman, Nancy Diana Joyce
- Uhthoff, Anne Maria Cornelia to Underhill, William
- Underwood, Adrian Michael Campbell to Unter-Lausitz, Philip von
- Unterhuber, Elisabeth to Urach, Rosemary von
- Urach, Ute von to Usherwood, Victor Eaton
- Uslar-Gleichen, Benedikt Baron von to Ussher, John
- Ussher, John to Uxbridge, Earl of (Charles Alexander Vaughan)
- Uxhull in Neuchatel, Baron d' (unknown) to Vallentin, Winifred
- Valles y Corcuera, Fernanda to Van de Weyer, William John Bates
- Van de Wiele, Camille Prosper to Vanden-Bempde-Johnstone, William John
- Vandensinden, unknown to Vane, Thomas
- Vane, Thomas to Vans Agnew, John Vans
- Vans Agnew, Margaret to Vasa, Wladislaw IV Sigismund
- Vasconcelles, Frank Quintal to Vaughan, unknown, 2nd Viscount Lisburne
- Vaughan, unnamed child to Vavasour, Gerard Joseph
- Vavasour, Gwendolen Mary to Vellacott, William Edward
- Vellut, Marianne to Vequel, Maximilian von
- Vequel-Westernach, Gottfried Baron von to Vereker, Charles, 2nd Viscount Gort
- Vereker, Charlotte C. to Vergette, Pamela Joy
- Vergez, Marie Fernande to Verneuil, Marquise de (Catherine Henriette)
- Verney of Belturbet, 1st Baron, co. Cavan (John) to Vernon, Caroline Margaret
- Vernon, Caroline Maria to Vernon, Toby Richard
- Vernon, unknown to Vesey, Desmond Ivo
- Vesey, Dorothea Claudine Rothe to Vetter, Maria-Elisabeth von
- Vettier, Catherine Marthe to Vienne, John II of , Dauphin of Vienne
- Viennois, Beatrix de to Villette, Philip le Valois, Marquis de Villette
- Villey, Alethia to Villiers, Evelyn
- Villiers, Evelyn Charles Arthur to Villiers, Richard
- Villiers, Richard Henry to Vincent, Edgar, 1st and last Viscount D'Abernon
- Vincent, Eleanor to Virieux, Frances Erica
- Virling, John to Vivian, Winifred
- Vivian-Neal, Arthur Westall to Vorontzova-Daschkova, Mariya Ilarianovna, Countess Vorontzova-Daschkova
- Vorwerk, Karin to Waaland, Thorgny
- Waas, Karin to Wadey, Thomas
- Wadham, Bertha Grace to Wain, Zoë Anne
- Wainewright, Elizabeth to Wakehurst, 3rd Baron (John Christopher)
- Wakeley, Anne Caroline Duyland to Waldburg zu Wolfegg und Waldsee, Wunibald
- Waldburg zu Zeil und Trauchberg, Konstantin Friedrich Georg Wunibald Wilhelm Josef Anton to Waldeck und Pyrmont, Georg Wilhelm Karl Victor Prinz zu
- Waldeck und Pyrmont, Georg Wilhelm Prinz zu to Waldegrave, Elizabeth
- Waldegrave, Elizabeth to Walderdorf, Veronica Gräfin von
- Walderdorff, Alexandra von to Walford, Mary Ann Emmeline
- Walford, Mary Helen to Walker, George Bentham
- Walker, George E. to Walker, Raymone Earle
- Walker, Rebecca Lee to Wall, William
- Wallace of Campsie, Baron, of Newlands in the County of the City of Glasgow (George) to Wallace, William of Cragie
- Wallace, William of Failfurd to Waller, William Thomas
- Waller-Bridge, Isobel Noeline to Walmesley, Veronica
- Walmesley, Violet Louisa to Walsh, Edward
- Walsh, Eileen Ismay to Walter, Henry Major
- Walter, Hervey to Walton, Julie
- Walton, Margaret to Warburton, Mary
- Warburton, Matilda Jane to Ward, David Edward Crosbie
- Ward, David Joseph to Ward, Jean Audrey
- Ward, Jean Templeton to Ward, Phyllis Reaskine
- Ward, R. B. to Wardell, Sophie Helen Mary
- Wardell, Stephanie Suzanne to Waring, John
- Waring, Kingston Reed to Warner, Virginia
- Warner, Weston to Warren, Fiske
- Warren, Florence to Warren, William
- Warren-Bulkeley, Elizabeth Harriet to Warwick, 6th Earl of (Edward)
- Warwick, 6th Earl of (Leopold Guy Francis Maynard) to Wassenaer, Louisa Isabella Hermelina van
- Wassenaer-Starrenburg, Jacqueline Gräfin van to Watkins, Honora
- Watkins, Hubert to Watson, Fenella Margaret Grace
- Watson, Fiona Caroline Mary to Watson, Sarah Hilary
- Watson, Selena Charlotte to Wattleworth, Robert
- Wattleworth, Samuel to Wauchope, William
- Waudby, Cecil John to Weaver, Thomas
- Weaver, Ursula Priscilla Marie Gabrielle to Webber, Stella
- Webber, Tedda Ann to Weddrington, Elizabeth
- Wedekind, Luisa to Weiller, Willi
- Weimar, Charles to Welch, Mary Jane
- Welch, Mary Olive to Weldon, Winifred
- Welfare, Alice Emily Ishbel to Wellesley, Gerald
- Wellesley, Gerald to Wells, Elgin M., Jr.
- Wells, Eliza Lawrence to Welter, Renée Eugène
- Welton, A. W. to Wengersky, Rose-Marie von
- Wengle, Nicole to Wenzel, Sabine
- Wenzle-Bethke, Susanne to Wessex, Æðelwulf of
- Wessman, Heidi to West, Walter Charles Alexander
- West, William to Westcott, Susan Margaret
- Westdorpe, Cornelia van to Westmorland, Mary Agnes
- Weston, Alda to Westrow, Thomas
- Westwood, Carol Margaret to Wettin, Wilhelm
- Wetzhausen, Isabelle von to Whately-Smith, John Calkin
- Whatley, Marjorie Hughes to Wheeler-Bennett, Richard Clement
- Wheeler-Carmichael, Samuel Dennis to Whitaker, William Ingham
- Whitamore, Anthea Louise to White, Dominic Christian
- White, Donald to White, Judith Emily
- White, Julia to White, Thomas Jennings
- White, Thomas Woollaston of Wallingwells, 2nd Bt. to Whitelaw, William Stephen Ian, 1st and last Viscount Whitelaw
- Whiteley, Amy Theresa to Whitley, Timothy Peter
- Whitley-Deans-Dundas, James to Whittaker, William Edward de Bagulegh
- Whittall, Herbie to Whyte, Vanessa Marie
- Whyte-Melville, Charlotte to Wied, Sophie Sabine Gräfin zu
- Wied, Sybille zu to Wiggin, W. N.
- Wiggins, Arthur Frederick Reginald to Wilbraham, Ralph
- Wilbraham, Ralph Venables to Wildsmith, Theresa
- Wileman, Mary to Wilkinson, John Cooper
- Wilkinson, John Green to William, William fitz fitz Gerald
- William-Powlett, Ann to Williams, Clarice Maud
- Williams, Claude Martin to Williams, Gwendolen Evelyn
- Williams, Gwendoline Blodwyn to Williams, Margaret Elsie
- Williams, Margaret Eryl Macdonald to Williams, Sarah
- Williams, Sarah to Williams-Freeman, Mabel Christiana
- Williams-Freeman, Margaret Ursula to Williamson, Sydney
- Williamson, Thomas to Willoughby de Eresby, Lord (Timothy Gilbert)
- Willoughby of Parham, 10th Baron (Charles) to Willoughby, unknown
- Willoughby, Violet Ivy to Willson, Warren
- Willy, Alice Marion to Wilson, Arthur Maitland
- Wilson, Ashley Bruce to Wilson, Fiona Elizabeth
- Wilson, Fiona Jane to Wilson, John Gerald
- Wilson, John Gerald to Wilson, Peter Raymond
- Wilson, Peter Werden to Wilson-Parr, L. E.
- Wilson-Patten, Constance Ellinor to Windham, Daphne Anne
- Windham, Diana Susan to Windisch-Grätz, Prinzessin zu ((?))
- Windisch-Grätz, Prinzessin zu ((?)) to Windsor, Xan Richard Anders, Lord Culloden
- Windsor-Clive, Alberta Victoria Sarah Caroline to Wingfield, Julia
- Wingfield, Julia to Winn, W. H.
- Winnall, Louisa to Winnington-Ingram, Mathew James
- Winnington-Ingram, Maud Esther to Winthrop, William
- Wintle, Alice Marina to Wishnowsky, Helene Emilie Matilde
- Wiskman, Mary to Wittelsbach, Ludwig III
- Wittelsbach, Ludwig III to Wodehouse, Charles Norman Boyle
- Wodehouse, Charles Nourse to Wodehouse, Sarah Casmen Diane
- Wodehouse, Sarah Frances to Wolff Metternich zur Gracht, Paul Graf
- Wolff Metternich zur Gracht, Paul Graf to Wolstenholme, William Breton
- Wolston, Adela Sidney to Wontner-Smith, Philip
- Wontner-Smith, Robert Michael to Wood, Eric
- Wood, Eric Rawlinson to Wood, Mark, 1st Bt.
- Wood, Mark, 2nd Bt. to Woodall, Thomas John
- Woodberry, Bonnie Dawn to Woodin, Walter Michael
- Wooding, Catherine Moor Docking to Woodville, William
- Woodward, Alice to Woollven, Virginia Alexandra Frances
- Woolmer of Leeds, Baron, of Leeds in the County of West Yorkshire (Kenneth John) to Wordsworth, Susanna Hatley
- Wordsworth, Thomas to Worsley, Winifred Mary
- Worsley-Taylor, 3rd Baronet (John Godfrey) to Wraxall, 3rd Baron (Eustace Hubert Beilby)
- Wray, 11th Baronet (Cecil) to Wrey, Jane
- Wrey, John to Wright, Irwin Walter
- Wright, Isabella to Wright, Thomas Geoffrey
- Wright, Thomas Richard to Wroughton, Winifred Mary
- Wrout, Charlotte to Wyatt, Woodrow Lyle, Baron Wyatt of Weeford
- Wyatt-Edgell, Alfred Thomas Townshend to Wylie, Rose
- Wyllie, Alastair Turner to Wyndham, William Frederick
- Wyndham, William Wadham to Wynne, Nancy Clare
- Wynne, Owen to Württemberg, Eberhard Ludwig Herzog von
- Württemberg, Eberhard V (I) Herzog von to Württemberg, Prinzessin von (Auguste Wilhelmine Henriette)
- Württemberg, Prinzessin von (Friederike Katharine Sophie Dorothea) to Yarburgh, unknown daughter
- Yarburgh-Bateson, Ann Katharine de to Yates, William Edward
- Yaxley, Elizabeth to Yelverton, Zoe May
- Yeman, Janet to Yolland, J. R.
- Yon, Errol to Yorke, Frances Antonia
- Yorke, Francine to Young, Alexander Tolhurst
- Young, Alexandra Janet to Young, Ethel Mary
- Young, Ethel Virginia to Young, Margaret
- Young, Margaret to Young, Tony Larry
- Young, unknown to Ysenburg und Birstein, Wilhelm Karl Hermann Prinz zu
- Ysenburg und Büdingen in Birstein, Anna Amalie zu to Yve de Bavay, Yolande d', Comtesse d'Yve de Bavay
- Yvetot, Prince d' (Antoine) to Zeal, Toby Alan
- Zeberg, Bobby to Ziegler, William James Archer
- Zielen, Grazyna to Zollner, unknown
- Zoltowska, Roza to Zwicker, William
- Zwicknagl, Isabelle to Österreich, Erzherzog
- Österreich, Erzherzog to Österreich, Erzherzog von (Paul Georg Maria Joseph Dominikus)
- Österreich, Erzherzog von (Paul Rudolf) to Österreich, Erzherzogin von (Anna)
- Österreich, Erzherzogin von (Anna) to Österreich, Joseph Franz Leopold Anton Ignatius Maria
- Österreich, Joseph Karl Erzherzog von to Österreich, Markgraf von (Heinrich II Jasomirgott)
- Österreich, Markgraf von (Leopold I) to Österreich-Este, Maximilion Joseph Erzherzog von



