The 1964 Australian Grand Prix was a motor race held at the Sandown Park circuit in suburban Melbourne, Victoria, Australia on 9 February 1964. It was the twenty ninth Australian Grand Prix and was also Round 5 of the 1964 Tasman Series and Round 1 of the 1964 Australian Drivers' Championship. The race was open to Racing Cars complying with the Australian National Formula or the Australian 1½ Litre Formula.[1]
Defending winner Jack Brabham won the race driving a Repco Brabham. It was his third and final Australian Grand Prix victory.