Name
- Foreign Office, 1782-1968139
- HM Ambassador to Iran, 1807-198054
- Secretary of State for Foreign Affairs, 1782-196851
- Political Resident, Persian Gulf, 1822-197146
- Viceroy and Governor-General of India in Council, 1773-194735
- Government of India, Foreign and Political Department, 1783-193730
- British Legation, Tehran, c 1836-194423
- Government of Persia, Qājār dynasty, 1794-192520
- Colonial Office, 1854-196617
- Government of India, 1834-194717
- HM Ambassador to Russia, 1801-192216
- HM Ambassador to the Ottoman Empire, 1583-191414
- Admiralty, 1708-196413
- British Bank of Iran and the Middle East, 1889-195213
- Political Resident, Aden, 1854-193213
- War Office, 1857-196413
- Civil Commissioner, Mesopotamia, 1917-192012
- High Commissioner, Egypt, 1914-193612
- Board of Trade, 1786-197011
- Government of India, Foreign Secretary, 1843-193711