Name
- Atclyff, Family1
- Audley, Family1
- Audley, Nicholas, 1st Baron Audley1
- Augustinian abbey of the Holy Cross, Waltham, Essex, 1177-15401
- Aungier, Francis, 1st Earl of Longford1
- Bacon, Anthony, diplomat, son of Lord Keeper of the Great Seal Sir Nicholas Bacon, 1558-16011
- Bacon, Francis, Viscount St Albans,, Lord Chancellor, politician and philosopher, 1561-16261
- Badlesmere, Family1
- Bagnall, Dudly, of Ireland, fl 16901
- Bakers, London1
- Barkley, Thomas, party to partition of estates of Alice Stury, fl 14211
- Barnett, John, present at an assay, fl 13421
- Basset, Anselm, knight, of Stoke Giffard, Somerset, c 1226-12801
- Basset, Family1
- Bassett, Thomas, of Harting, Sussex, fl 14781
- Battersby Hall, Ingleby Greenhow, Yorkshire1
- Battersby, Richard, of Battersby Hall, York, d by 15301
- Battle Abbey, Sussex1
- Baxter, Family1
- Bealknap, Robert, Chief Justice of the Common Pleas, c 1330-14011