Name
- Political Resident, Persian Gulf, 1822-19711,944
- Government of Bombay, 1662-19471,181
- Foreign Office, 1782-19681,171
- HM Ambassador to Iran, 1807-1980773
- Government of India, 1834-1947559
- Government of India, Foreign and Political Department, 1783-1937468
- Persian Gulf Political Residency, 1822-1971439
- Viceroy and Governor-General of India in Council, 1773-1947386
- Sultan of Muscat and Oman, Āl Bū Sa‘īd Dynasty, 1861-1970330
- Secretary of State for Foreign Affairs, 1782-1968324
- East India Company Envoy to Persia, 1826-1836322
- HM Chargé d'Affaires to Persia, 1815-1826317
- War Office, 1857-1964285
- King of Bahrain, 1783-275
- Government of Persia, Qājār dynasty, 1794-1925270
- Indian Political Service, External Affairs Department, 1937-1947263
- Colonial Office, 1854-1966253
- Shāh of Persia, Qājār dynasty, 1794-1925252
- British Legation, Tehran, c 1836-1944251
- Political Agent, Aden, 1839-1854238