HMS Tetrarch
Appearance
Two ships of the Royal Navy have borne the name HMS Tetrarch, after the Greek term meaning "ruler of a quarter":
- HMS Tetrarch (1917) was an Template:Sclass2- launched in 1917 and sold in 1934.
- HMS Tetrarch (N77) was a T-class submarine launched in 1939 and sunk in 1941.