Name
- Foreign Office, 1782-1968622
- Political Resident, Persian Gulf, 1822-1971291
- Persian Gulf Political Residency, 1822-1971213
- Indian Political Service, External Affairs Department, 1937-1947195
- British Legation, Tehran, c 1836-1944180
- Government of India, 1834-1947159
- Government of India, Foreign and Political Department, 1783-1937144
- HM Ambassador to Iran, 1807-1980133
- Colonial Office, 1854-1966132
- Government of Iran, Pahlavi dynasty, 1925-1979106
- HM Ambassador to Saudi Arabia, 1930-95
- Air Ministry, 1918-196493
- Commonwealth Relations Office, 1947-196688
- Political Agent, Bahrain, 1905-197184
- Secretary of State for India and Burma, United Kingdom, 1935-194780
- HM Ambassador to Iraq, 1932-76
- Chief Commissioner, Aden, 1932-193768
- Admiralty, 1708-196464
- King of Saudi Arabia, 1932-62
- Secretary of State for Foreign Affairs, 1782-196859