HMS Olympus

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{{Use British English|date=January 2017}}

Two ships of the Royal Navy have borne the name HMS Olympus:

• {{HMS|Olympus|N35}} was an {{sclass|Odin|submarine}} launched in 1928 and sunk in 1942.
• {{HMS|Olympus|S12}} was an {{sclass|Oberon|submarine|2}} launched in 1961. She was decommissioned in 1989 and transferred to the Royal Canadian Navy as a training ship. She was put up for disposal in 2002.