Name
- Foreign Office, 1782-196813
- Government of the Ottoman Empire, 13th century-20th century8
- HM Ambassador to Iran, 1807-19806
- Political Resident, Persian Gulf, 1822-19716
- India Office, Assistant Secretary to the Political and Secret Department,, 1858-19305
- Colonial Office, 1854-19664
- Government of India, Foreign and Political Department, 1783-19374
- Admiralty, 1708-19643
- Government of Iran, Pahlavi dynasty, 1925-19793
- Political Resident, Aden, 1854-19323
- Baghdad Railway, 1903-2
- British Legation, Tehran, c 1836-19442
- Emir of Qatar, Mid 19th century-2
- Foreign Office, Librarian, 1801-Mid 20th century2
- Government of Bahrain, Āl Khalīfa dynasty, 1783-2
- Imperial Government of the Ottoman Empire, 1908-19182
- King of Bahrain, 1783-2
- Royal Navy, Commander-in-Chief, East Indies Station, 1865-19412
- Secretary of State for Foreign Affairs, 1782-19682
- Secretary of State for India, United Kingdom, 1858-19352