Name
- Balfour, James, Scots minister1
- Balls, John, correspondent of Prince Rupert of the Rhine, fl 16441
- Balnaves, Henry, of Hall Hill, Fife; politician, Lord Justice Clerk and religious reformer, 1512?-15701
- Bamfylde, Joseph, correspondent of Prince Rupert of the Rhine, fl 16481
- Barret, holder of letter cipher-key, fl mid 17th century1
- Belasyse, John, 1st Baron Belasyse of Worlaby, 1615-16891
- Bellièvre, Pomponne de, French ambassador to England1
- Benson, John, of Danzig1
- Bentinck, Margaret Cavendish, duchess of Portland, née Harley, collector of art and natural history specimens and patron of arts and sciences, 11 Feb 1715-17 Jul 1785, http://isni.org/isni/000000... http://viaf.org/viaf/23568611
- Berghes, John, Imperial Ambassador to England, 1452-15321
- Berkeley, William, Governor of Virginia1
- Beuningen, Koenraad van, Dutch diplomat, 1622-16931
- Beza, Theodore, of Add MS 358301
- Bilton, George, Receiver general of assessments in Scotland1
- Bishop, Thomas, Secretary to Lord Lenox1
- Blake, Robert, Admiral1
- Blaxton, William, Knight, royalist army officer, fl 1642-16651
- Boleyn, Thomas, Treasurer of the Household, Ambassador to Charles V1
- Boone, Thomas, MP and diplomat, d 16781
- Boreel, Willem, Heer van Duinbeke; Dutch diplomatist1