Name
- Political Resident, Persian Gulf, 1822-19711,568
- Foreign Office, 1782-19681,108
- Government of Bombay, 1662-1947982
- HM Ambassador to Iran, 1807-1980703
- Government of India, 1834-1947486
- Persian Gulf Political Residency, 1822-1971404
- Viceroy and Governor-General of India in Council, 1773-1947363
- Government of India, Foreign and Political Department, 1783-1937335
- East India Company Envoy to Persia, 1826-1836322
- HM Chargé d'Affaires to Persia, 1815-1826316
- Secretary of State for Foreign Affairs, 1782-1968303
- Indian Political Service, External Affairs Department, 1937-1947250
- Sultan of Muscat and Oman, Āl Bū Sa‘īd Dynasty, 1861-1970246
- British Legation, Tehran, c 1836-1944244
- Colonial Office, 1854-1966243
- War Office, 1857-1964243
- Shāh of Persia, Qājār dynasty, 1794-1925239
- Crown Prince of Persia, Qajar dynasty, 1785-1925231
- King of Bahrain, 1783-225
- Government of Persia, Qājār dynasty, 1794-1925215