Name
- Abingdon, ship, 1702-17141
- Addison, ship, 1717-17221
- Admiral Watson, ship, 1758-17671
- Admiralty War Staff, Naval Intelligence Division, 1912-19641
- Adviser to the Government of Bahrain, 1926-19571
- Agent at Porbandar, 1809-18471
- Agent to the Governor-General for the Affairs of Sindh, Mid 19th century1
- Air Ministry, 1918-19641
- Alexander Hector and Company, Baghdad, c 1842-c 18511
- Alexander, ship, 1786-17891
- American Mission Hospital, Bahrain, 1903-1
- Anglo-Dutch Fleet of Defence, 1620-16232
- Angre, Kanhoji, naval officer of the Maratha Navy, c 1669-17291
- Applegath, William, EIC Naval Officer, 1739-17851
- Arabia Merchant, ship, 1701-17081
- Ascension, ship, 1600-16091
- Assistant Political Agent, Bahrain, 1900-19054
- Assistant Political Agent, Turkish Arabia, c 1880-18921
- Assistant Resident, Bushire, Late 18th century-Mid 19th century1
- Assistant to the Political Resident in the Persian Gulf, 1828-19713