Six ships and a naval station of the Royal Navy have been called HMS Tamar, after the River Tamar in South West England:
HMS Tamar was a 16-gun sloop launched at Saltash in 1758 and stationed in Newfoundland from 1763. She was renamed HMS Pluto and became a fire-ship in 1777; the French captured her in 1780.
HMS Tamar was a store lighter launched in 1795 and purchased that year for Navy service. She was broken up in 1798.
HMS Tamar was a 38-gun fifth rate launched in 1796 and broken up in 1810.
HMS Tamar was a 26-gun sixth rate launched in 1814, converted into a coal hulk in 1831 and sold in 1837.
HMS Tamar was an iron screw troop ship launched in 1863. She became a base ship in Hong Kong in 1897 and was scuttled in 1941.
HMS Tamar was the name for the Royal Navy's shore base in Hong Kong from 1897 to 1997, named after the initial vessel to serve as the base ship.
HMS Tamar is a Batch 2 River Class OPV under construction in Govan for delivery to the Royal Navy in 2019.
The River-class frigate, previously named HMS Aire. Aire was briefly renamed Tamar on her transfer to the base on 14 March 1946 as the base's nominal depot ship. The name reverted to Aire on 20 November 1946 when she was condemned. She was wrecked in the early hours of 20 December 1946 when a typoon drove her aground on Bombay Reef.
