HMT Ballarat, built for P&O in 1911 to expand its Blue Anchor Line subsidiary. Requisitioned as a troopship in the First World War. On 25 April 1917 a German submarine torpedoed her in the English Channel. All her passengers and crew were rescued and she was taken in tow, but she sank the next day.^[1]

Two ships of the Royal Australian Navy have been named HMAS Ballarat, for the city of Ballarat, Victoria.

• HMAS Ballarat (J184), a Bathurst-class corvette serving from 1940 to 1947
• HMAS Ballarat (FFH 155), an Anzac-class frigate commissioned in 2004 and active as of 2019

Battle honours

Three battle honours are carried by ships named HMAS Ballarat:^[2][3]

• Pacific 1941–45
• New Guinea 1942–44
• Okinawa 1945