HMS Otway

HMS Otway (originally HMAS Otway) was an Odin-class submarine of the Royal Australian Navy (RAN) and Royal Navy (RN).

Otway was laid down by Vickers Limited of Barrow-in-Furness in England in March 1925. She was launched on 7 September 1926, and commissioned into the RAN on 15 June 1927.

Otway was paid off into Reserve on 10 May 1930, before the submarine was transferred to the RN on 9 April 1931 and commissioned as HMS Otway on 10 April 1931.

Otway was scrapped in 1945.