Name
- Bates, John, undertaker, fl 17221
- Beaupoil, Louis Clair, Comte de Ste. Aulaire, French Ambassador to Great Britain1
- Bilderbeck, Henry, Dutch agent at Cologne1
- Board of Commissioners for Trade and Plantations1
- Board of Trade, 1786-19701
- Boosey & Co, music publishers, 1816-19301
- Borgo, Carlo Andrea al Charles André, Count, Corsican noble, diplomatist in Russian service, 1768-18421
- Borodin, Aleksandr Porfirevich, composer, 1833-18871
- Boyle, Henry, Baron Carleton, Secretary of State1
- Bray, Michael, of Stowe MS 2221
- British Bank of Iran and the Middle East, 1889-19521
- British Consul, Arabistan, Early 20th century1
- British Council, 1934-1
- British Vice-Consul, Arabistan, Early 20th century1
- Burchett, Josiah, Secretary to the Admiralty1
- Buwinckhausen, Benjamin, Sieur de Walmerode brother of D Buwinckhausen1
- Buwinckhausen, Daniel, Sieur de Walmerode brother of B Buwinckhausen1
- CISAC, International Confederation of Authors' and Composers' Societies, 1926-1
- Canning, George, Prime Minister, 1770-18271
- Capell, Algernon, 2nd Earl of Essex1