Name
- Foreign Office, 1782-196811
- Political Resident, Persian Gulf, 1822-197111
- Sultan of Muscat and Oman, Āl Bū Sa‘īd Dynasty, 1861-197010
- Secretary of State for India and Burma, United Kingdom, 1935-19474
- Indian Political Service, External Affairs Department, 1937-19473
- Colonial Office, 1854-19662
- Dominions Office, 1925-19472
- Board of Trade, 1786-19701
- Commonwealth Relations Office, 1947-19661
- Government of India, Foreign and Political Department, 1783-19371
- High Commissioner to India, 1946-19501
- Permanent Court of Arbitration, The Hague, 1899-1
- Permanent Under-Secretary of State for Foreign Affairs, 1790-19681
- Permanent Under-Secretary of State for India, 1858-19351
- Secretary of State for Foreign Affairs, 1782-19681
- Secretary of State for India, United Kingdom, 1858-19351
- Viceroy and Governor-General of India in Council, 1773-19471