Twelve ships of the Royal Navy have borne the name HMS Thetis, named after the sea-nymph in Greek mythology:

• HMS Thetis was a 22-gun storeship launched in 1717. Her fate is unknown.
• HMS Thetis was a 44-gun fifth-rate launched in 1747. She became a hospital ship in 1757 and was sold in 1767.
• HMS Thetis was a 32-gun fifth-rate launched in 1773 and wrecked off St Lucia in 1781.
• HMS Thetis was a 38-gun fifth-rate launched in 1782 and sold in 1814.
• HMS Thetis was an 8-gun schooner purchased in 1796 and listed until 1800.
• HMS Thetis was a 24-gun sixth-rate captured from the Dutch in 1796 and later scuttled.
• HMS Thetis was a 10-gun gun-brig launched in 1810 and on the lists until at least 1836.
• HMS Thetis was a 46-gun fifth-rate launched in 1817 and wrecked off Cape Frio in 1830.
• HMS Thetis was a 36-gun fifth-rate launched in 1846 and transferred to Prussia in 1855 in exchange for two gunboats.
• HMS Thetis was a Briton-class wooden screw corvette launched in 1871 and sold in 1887.
• HMS Thetis was an Apollo-class second class protected cruiser launched in 1890. She was used as a minelayer from 1907 and was sunk in 1918 as a blockship at Zeebrugge.
• HMS Thetis was a T-class submarine launched in 1938. She sank during trials but was salvaged and recommissioned as HMS Thunderbolt. She was sunk in 1943 by the Italian corvette Cicogna.

See also

• Thetis Island
• Thetis Lake

References

• Colledge, J. J. and Warlow, Ben (2006). Ships of the Royal Navy: the complete record of all fighting ships of the Royal Navy, Rev. ed., London: Chatham. ISBN 9781861762818. OCLC 67375475. 

This article includes a list of ships with the same or similar names. If an internal link for a specific ship referred you to this page, you may wish to change the link to point directly to the intended ship article, if one exists.