HMAS Yarroma

HMAS Yarroma was a channel patrol boat of the Naval Auxilliary Patrol of the Royal Australian Navy (RAN) during the Second World War. During the attack on Sydney Harbour on 31 May 1942, Yarroma fired depth charges at Japanese midget submarine, with the submarine's two crew members destroying their vessel with demolition charges and committing suicide.

Yarroma was awarded the battle honour "Pacific 1942".