Name
- Bacon, Nathaniel, Virginian colonist1
- Barret, holder of letter cipher-key, fl mid 17th century1
- Benson, John, of Danzig1
- Berkeley, William, Governor of Virginia1
- Beuningen, Koenraad van, Dutch diplomat, 1622-16931
- Bilton, George, Receiver general of assessments in Scotland1
- Blake, Robert, Admiral1
- Boone, Thomas, MP and diplomat, d 16781
- Boreel, Willem, Heer van Duinbeke; Dutch diplomatist1
- Borthwick, Colonel1
- Borthwick, James, fl 16561
- Bostock, Richard, of Add MS 41571
- Bourbon, Louis, Prince de Condé, of Add MS 41061
- Bradshaw, Richard, diplomatist1
- Brisdommer, of The Hague1
- Browne, Richard, Baronet, Clerk to the Privy Council1
- Brun, Patrick, R C priest1
- Burlamachi, Jehan1
- Bury, William, Irish Councillor of State1
- Bye, Nicholas, Polish Envoy to England1