Name
- Foreign Office, 1782-196810
- Political Resident, Persian Gulf, 1822-19716
- Government of Persia, Qājār dynasty, 1794-19255
- British Bank of Iran and the Middle East, 1889-19524
- HM Ambassador to Saudi Arabia, 1930-4
- Government of India, 1834-19473
- Government of India, Foreign and Political Department, 1783-19373
- King of Saudi Arabia, 1932-3
- Political Agent and Consul, Zanzibar, 1841-19143
- Viceroy and Governor-General of India in Council, 1773-19473
- British Legation, Tehran, c 1836-19442
- Commonwealth Relations Office, 1947-19662
- Government of Iran, Pahlavi dynasty, 1925-19792
- HM Ambassador to Iran, 1807-19802
- HM Chargé d'Affaires to Jeddah, 1930-Mid 20th century2
- HM Treasury, 12th century-2
- King of Hejaz and Najd, 1927-19322
- Middle East (Official) Committee, 1940s2
- Political Agent, Bahrain, 1905-19712
- Political Agent, Kuwait, 1904-19612