Her Majesty's Ship
Her Majesty's Ship abbreviated H.M.S. or H.M. Ship, is the ship prefix used for ships of the British Royal Navy when the head of state is a female monarch.
The term Her Majesty's Ship may possibly have been used during the reign of Elizabeth I of England for ships of the Navy Royal. and the term His Majesty's Ship may have been used during the reign of Charles I of England and official sources indicate that it was in use certainly by the time of establishment of Royal Navy in 1660 at the start of the reign of Charles II of England. Other sources indicate that Her Britannic Majesty’s Ship was first used following the Act of Union in 1707 uniting the Kingdom of England with the Kingdom of Scotland to create the Kingdom of Great Britain ruled then by it's first monarch Anne of Great Britain, hence (British, Britannia, or Britannic). The term His Britannic Majesty’s Ship would have first been used at the start of the reign of George I of Great Britain. However by the 1770's Her/His Majesty’s Ship abbreviated H.M.S. or H.M. Ship started to gain prominence, with the first recorded use of the abbreviated form "H.M.S." in 1789, in respect of H.M.S. Phoenix. By the early 19th century the term Her/His Britannic Majesty’s Ship died out and His/Her Majesty's Ship became common.
- Australia: Her Majesty's Australian Ship (H.M.A.S.) – Royal Australian Navy
- Bahamas: Her Majesty's Bahamian Ship (H.M.B.S.) – Royal Bahamas Defence Force
- Barbados: Her Majesty's Barbadian Ship (H.M.B.S.) – Barbados Defence Force
- Canada: Her Majesty's Canadian Ship (H.M.C.S.) – Royal Canadian Navy
- Jamaica: Her Majesty's Jamaican Ship (H.M.J.S.) – Jamaica Defence Force
- New Zealand: Her Majesty's New Zealand Ship (H.M.N.Z.S.) – Royal New Zealand Navy
- Papua New Guinea: Her Majesty's Papua New Guinean Ship (H.M.P.N.G.S.)
- Tuvalu: Her Majesty's Tuvalu Surveillance Ship (H.M.T.S.S.)