INDEX TO PEERAGE.
Courtesy titles in Block Letter. Family names in small capitals. Names of those Peers' daughters —and Peers' sisters who have had warrants of precedency conferred upon them—who are married to Commoners, and of Peers' children when the same family name is borne by more than one Peer, are in small type. Extinct titles with immediate representatives in capital letters.
- Abbot—Colchester
- Abbot—Tenterden
- Abercromby—Abercromby
- Aberdour, Baron—E. Morton
- Abney Hastings—Donnington, Loudoun
- Acheson. Visct.—,E. Gosford
- Acheson—Gosford
- A'Court—Heystesbury
- Acton—Acton
- Adair—Waveney
- Adams Hon. Elisabeth Atherton, data. 2nd Baron Lilford
- Adderley—Norton
- Addington—Sidmouth
- Adeane, Lady Edith Isabella, dau. 11th Earl Carnwath
- Agar—Cliffden, Normanton
- Airey—Airey
- Aldworth—Doneraile
- Aldworth. Lady Mary Catherine H. dau. 3rd Earl Bandon
- Alexander—Caledon
- Alexander, Lady Louisa Julia, dau. 2nd Earl Ranfurly
- Allen, Lady Catherine, dau. 4th Earl Portsmouth
- Allen, Lady Henrietta Dundas, dau. 1st Earl Camperdown
- Amherst—Amherst
- Ancrum, Earl—M. Lothian
- Murray-Anderson—Athole
- Andover, Visct.—E. Suffolk
- Annesley—Annesley, Valentia
- Annesley, Hons. Arthur and George, sons 3rd Earl Annesley
- Annesley, Col. Hon. Algn. A. S., Hons. Eleanora A. C., Augusta A. C., Altisidora A. V., son and daus. 10th Visct. Valentia
- Annesley, Hons. Arthur and Vere, son and dau. 11th Visct. Valentia
- Anson, Visct.—E. Lichfield
- Anson—Lichfield
- Anson, Hon. Caroline Maria, dau. 5th Baron Vernon
- Apesly, Baron—E Bathurst
- Arbuthnott—Arbuthnott
- Arbuthnott, Hon. Gertrude Sophia, data. 1st Visct. Gough
- Arbuthnot, Lady Charlotte Rachel, dau, 2nd Earl Clonmell
- Hamilton-Arden—Haddington
- Arkwright, Hon. Elizabeth, dau. 3rd Baron Kenyon
- Arkwright Hon. Evelyn, day. 3rd Viscount Sidmouth
- Arkwright Lady Mary Caroline C. dau. 2nd Earl Strafford
- Armytage, Hon. Fenella, dau. 1st Baron Fitzhardinge
- Armytage, Hon. Jane S. dau. 2nd Baron Birdport
- Arnold, Hon. Henrietta Catherine, dau. 3rd Baron Dufferin
- Arnold, Lady Charlotte G. dau. 3rd Marquis Cholmondeley
- Arthur, Hon. Aileen, sister 2nd Baron Monteagle
- Arundell—Arundell
- Arundell and Surrey, Earl of—D. Norfolk
- Monckton-Arunell—Galway
- Ashburnham—Ashburnham
- Ashley, Baron—E. Shaftesbury
- Askew, Hon. Sarah, elder dau. late Lord Marjoribanks
- Astley—Hastings
- Atherley, Lady Isabel Julia Elizabeth, dau. 17th Earl Suffolk
- Atkinson, Hon. Charlotte Adelaide, dau. 6th Visct. Chetwynd
- ATHLONE—E. Jersey
- Aylmer—Aylmer
- Murray-Aynsley—Athole
- Bagot—Bagot
- Bagot, Hon. Catherine, sister 6th Visct. Falmouth
- Bagwell, Hon, Frances Elizabeth, sister 3rd Baron Dunelley
- Baille—Haddington
- Cochrane-Wishart-Baillie.—B. Lamington
- Baillie, Hon. Anne, dau. 4th Baron Polwarth
- Baillie, Lady Frances Anne, dau. 7th Earl Elgin
- Baillie, Lady Georgians Frederica, dau, 5th Duke Manchester
- Baillie, Lady Theodsia Gertrude, dau, 3rd Earl Craysfort
- Baird, Hon. Annette Maria, dau. 1st Baron Haldon
- Balders, Lady Katherine Anne, sister 2nd Earl Listowel
- Balfour—Balfour
- Balfour, Lady Georgiana Isabella, dau. 1st Earl Cawdor
- Balfour, Hon. Marianne Eliza, dau, 1st Baron Moncreiff
- Balfour, Lady Frances, dau, 8th Duke Argyll
- Ball, Hon. Juilana Salana, dau. 1st Visct. Gulilamore
- Del Balzo, Duchess (Lady) Mary D. E. M. dau. 4th Earl Orford
- Bampfylde—Plotimore
- Giustilani-Bandini—Newburgh
- Bankes, Hon. Maria, sister 5th Baron Dynevor
- Barber, Lady Millicent, dau. 1st Earl Gosford
- Barclay—Lauderdale
- Baring, Visct.—E. Northbrook
- Baring—Ashburton, Northbrook
- Baring, Hon. Alex. H., Francis D. K., Frederick A., Guy V., and Lilian T. C., children 4th Baron Ashburton
- Baring, Hon. Louisa, dau. 1st Baron Ashburton
- Baring, Hons. Francis Henry, Hannah and Alice, son and daus. 1st Baron Northbrook
- Baring, Lady Jane Emma, dau. let Earl Northbrook
- Baird, Hon. Annette Maria, dau. 1st Baron Haldon
- Ponsonby–Barker—Bessborough
- Barker, Lady Katherine, dau. 1st Earl Ducie
- Barlow, Lady harriet Eliza, sister 6th Earl Lanesborough
- Barnardiston, Lady Florence, dau. 4th Earl Dartmouth
- Barne, Lady Constance Adelaide, dau, 5th, Marquis Hertford
- Barnett, Hon. Augusta Rosa, dau. 1st Baron Ormathwaite
- Barenewall—Trimleston
- Barrington—Barrington
- Barry, Hon. Margaret Mary, sister 4th Visct. Southwell
- Smith-Barry, Lady Charlotte Jane, dau. 3rd Earl Enniekillen
- Smith-Barry, Lady Mary Frances, dau, 3rd Earl Dunraven
- Barton, Hon. Anna Emily, dau, 3rd Baron Clarina
- Barton Hon. Charlotte, dau. 3rd Baron Plunket
- Bass, Hon, Louisa, dau. 3rd Baron Bagot
- Bateman, Hon. Jessy Caroline, sister 2nd Baron Skelmersdale
- Bateson, Hon. Florinda, dau. 3rd Baron Castlemaine
- Bathurst—Bathhurst
- Baumgarten, Hon. Mary (Countess), data. 2nd Baron Erskine
- Baynes, Hon. Lady, dau. 1st Baron Denman
- BAYNING, BARONESS—M. Townsend
- Beauclerk—St. Albans
- Beaumont, Lady Margaret Anne, lan. 1st Marq. Clanricarde
- Beckett, Hon. Sophia Clarence, dau. let Baron Lyndhurst (ext.)
- Beckford—Rivers.
- Bective, Earl—M. Headfort
- Bedingfeld, Hon. Frances, dau. 3rd Baron Henniker
- De la Bedoyere (Hon. Mildred C. Hachet), Marchioness, dau. Baron Greville
- Belgrave, Visct. grandson D. Westminster
- Bellew—Bellew
- Bellingham Lady Constance J. E. G. dau. 2nd Earl Gainsborough
