Name
- Maratha Empire, 1674-18181
- Mary, ship, 1693-17061
- Mercury, ship, 1759-17841
- Monmouth, ship, 1720-17331
- Mutasarrif of Basra Liwa, Late 19th century-Mid 20th century1
- Nassau, ship, 1693-16991
- Newton, George, sailor, fl 1716-17481
- Orford, ship, 1743-17491
- Ossory, ship, 17921
- Ostend Company, 1722-17311
- Ottoman Bank, 1856-20011
- Palsgrave, ship, 1618-16351
- Peacock, Eustace, fl 1704-17621
- Permanent Under-Secretary of State for Foreign Affairs, 1790-19681
- Personal Assistant to the Political Resident, Persian Gulf, 1st half of the 20th century1
- Philby, Harry St John Bridger, Arabist and explorer, 1885-19601
- Political Agent and Consul, Zanzibar, 1841-19141
- Political Agent, Bahrain, 1905-19711
- Portfield, ship, 1745-17571
- Prince Augustus, ship, 1722-17351