Name
- Aden Port Trust, 1888-1
- Aden Standing Committee, Early 20th century - Mid 20th century1
- Admiralty War Staff, Naval Intelligence Division, 1912-19641
- Admiralty, 1708-19642
- Adviser to the Government of Bahrain, 1926-19572
- Agent to the Governor-General, Resident and Chief Commissioner, Baluchistan, 1876-19471
- Agra Presidency, 1834-18361
- Air Ministry, 1918-19642
- Air Officer Commanding, Iraq, 1921-19551
- American Mission Hospital, Bahrain, 1903-3
- Anglo-Iranian Oil Company Limited, 1909-19541
- Anglo-Iranian Oil Company Limited, General Manager, 1909-19541
- Assistant Political Agent, Muscat, Mid 20th century1
- Assistant Resident, Bushire, Late 18th century-Mid 19th century1
- Bahrain Levy Corps, 1924-19261
- Bahrain Petroleum Company, 1929-1
- Barzanjī, Maḥmūd, Kurdish nationalist leader, 1878-19562
- Belgrave, Charles Dalrymple, Knight, British advisor to the Government of Bahrain, 1894-19694
- Beyts, George Mathurin de Jong, 1821-1903?1
- British Agent and Consul General, Jeddah, 1919-19301