The Mildura TT Circuit was a motor racing venue in Victoria, Australia, which was used for three motorcycle road racing events from 1954 to 1956. It was located next to Mildura Airport and ran along a section of the Sturt Highway. At the time, the six-kilometre long circuit was the fastest in Australia with an average speed of around 160-kilometres per hour and a main straight exceeding 1.6-kilometres in length.