The Kyarra was a 6,953-ton (7,065 t) steel cargo and passenger luxury liner, built in Scotland in 1903 for the Australian United Steam Navigation Company.

The Kyarra was built at Dumbarton by William Denny and Brothers, and launched on 2 February 1903 on the River Clyde, Scotland.

For ten years Kyarra sailed between Fremantle, Western Australia, where she was registered, and Sydney, New South Wales carrying cargo and passengers.

On 6 November 1914 she was requisitioned in Brisbane and converted into a hospital ship (HMAT A.55 Kyarra) for the purpose of transporting the Australian medical units to Egypt.

[5] In October 1911, the then wireless operator, Sidney Jeffryes achieved brief fame for the ship which was reported in the Sydney Sun: "Record by the Kyarra.

This exceeds the records of that of the Cooma and Riverlna four months ago from Townsville to the Bight by a small margin of about 40 miles (64 km).

SS Kyarra was discovered in the late 1960s by a member of the Kingston and Elmbridge British Sub-Aqua Club, which later bought the wreck.