Six ships of the Royal Navy

Royal Navy

The Royal Navy is the naval warfare service branch of the British Armed Forces. Founded in the 16th century, it is the oldest service branch and is known as the Senior Service...

 have been named HMS Firm or Firme., a 60-gun fourth rate ship of the line

Ship of the line

A ship of the line was a type of naval warship constructed from the 17th through the mid-19th century to take part in the naval tactic known as the line of battle, in which two columns of opposing warships would manoeuvre to bring the greatest weight of broadside guns to bear...

, launched on 15 January 1759. She served as a prison hulk at Portsmouth

Portsmouth

Portsmouth is the second largest city in the ceremonial county of Hampshire on the south coast of England. Portsmouth is notable for being the United Kingdom's only island city; it is located mainly on Portsea Island...

 from 1784, until broken up in 1791., a floating battery

Floating battery

A floating battery is a kind of armed watercraft, often improvised or experimental, which carries a heavy armament but has few other qualities as a warship.An early appearance was during the Great Siege of Gibraltar....

, based at Sheerness

Sheerness

Sheerness is a town located beside the mouth of the River Medway on the northwest corner of the Isle of Sheppey in north Kent, England. With a population of 12,000 it is the largest town on the island....

, launched in 1794 and disposed of in 1803., a 12-gun Archer-class gun-brig, launched in 1804, and wrecked off the coast of France on 28 June 1811., formerly the 74-gun captured at the battle of Cape Finisterre (1805)

Battle of Cape Finisterre (1805)

In the Battle of Cape Finisterre off Galicia, Spain, the British fleet under Admiral Robert Calder fought an indecisive naval battle against the Combined Franco-Spanish fleet which was returning from the West Indies...

, which served as a prison hulk at Plymouth

Plymouth

Plymouth is a city and unitary authority area on the coast of Devon, England, about south-west of London. It is built between the mouths of the rivers Plym to the east and Tamar to the west, where they join Plymouth Sound...

 until sold in 1814., a mortar vessel

Bomb vessel

A bomb vessel, bomb ship, bomb ketch, or simply bomb was a type of wooden sailing naval ship. Its primary armament was not cannon —although bomb vessels carried a few cannon for self-defence—but rather mortars mounted forward near the bow and elevated to a high angle, and projecting their fire in a...

, launched on 1 March 1855, renamed Mortar Vessel 11 later that year, and disposed of in 1858., a 2nd class Gun Boat, launched in 1879, and stationed at Queensferry

South Queensferry

South Queensferry , also called Queensferry, is a former Royal Burgh in West Lothian now part of the City of Edinburgh, Scotland. It is located some ten miles to the north west of the city centre, on the shore of the Firth of Forth between the Forth Bridge and the Forth Road Bridge, approximately 8...

up to 1890.