| Type: | CUST |
| Description: | Race 5 of 8 in 1964 Tasman Series |
| Grand Prix: | Australian |
| Country: | Australia |
| Location: | Sandown Park, Melbourne, Victoria, Australia |
| Date: | 9 February |
| Year: | 1964 |
| Course: | Permanent racing facility |
| Course Mi: | 1.92 |
| Course Km: | 3.1 |
| Distance Laps: | 63 |
| Distance Mi: | 120.96 |
| Distance Km: | 195.3 |
| Weather: | Sunny |
| Pole Driver: | Jack Brabham |
| Pole Country: | Australia |
| Pole Team: | Repco Brabham-Climax |
| Pole Time: | 1'09.6 |
| Fast Driver: | Jack Brabham |
| Fast Team: | Repco Brabham-Climax |
| Fast Time: | 1'09.5 |
| Fast Country: | Australia |
| Fast Driver2: | Bruce McLaren |
| Fast Team2: | Cooper-Climax |
| Fast Country2: | New Zealand |
| First Driver: | Jack Brabham |
| First Country: | Australia |
| First Team: | Repco Brabham-Climax |
| Second Driver: | Bib Stillwell |
| Second Country: | Australia |
| Second Team: | Repco Brabham-Climax |
| Third Driver: | John Youl |
| Third Country: | Australia |
| Third Team: | Cooper-Climax |
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.
| Pos | No. | Driver | Entrant[4] | Car | Laps | Time / comments |
|---|---|---|---|---|---|---|
| 1 | 1 |  Jack Brabham | Ecurie Vitesse | Repco Brabham BT7A / Climax FPF[5] | 63 | 1h 15m 19.2s |
| 2 | 6 | Bib Stillwell | B.S. Stillwell | Repco Brabham BT4 / Climax FPF | 63 | 1h 15m 31.1s |
| 3 | 5 | John Youl | John C. Youl | Cooper T55 / Climax FPF | 63 | 1h 15m 34.1s |
| 4 | 8 |  Timmy Mayer | Bruce McLaren Motor Racing Pty. Ltd. | Cooper T70 / Climax FPF | 63 | 1h 16m 06.5s |
| 5 | 2 |  Denny Hulme | Ecurie Vitesse | Repco Brabham BT4 / Climax FPF | 60 | |
| 6 | 12 | Jim Palmer | J. Palmer | Cooper T53 / Climax FPF | 60 | |
| 7 | 17 | Arnold Glass | Capitol Motors Pty. Ltd. | Lotus 27 / Ford 1.5 | 57 | |
| 8 | 14 | Tony Shelly | A. L. Shelly | Lola Mk4A / Climax FPF[6] | 57 | |
| 9 | 26 | David Walker | David Walker | Brabham BT2 / Ford 1.5 | 54 | |
| 10 | 21 | Frank Gardner | Alex. Mildren Racing Pty. Ltd. | Brabham BT6 / Ford 1.5 | 49 | |
| Ret | 9 | Bill Patterson Doug Whiteford | Bill Patterson Motors | Cooper T53 / Climax FPF | 42 | Driver sick / Accident |
| Ret | 7 | Bruce McLaren | Bruce McLaren Motor Racing Pty. Ltd. | Cooper T70 / Climax FPF | 37 | Engine |
| Ret | 10 | Doug Whiteford | Bill Patterson Motors | Cooper T51 / Climax FPF 2.2 | 36 | Engine |
| Ret | 4 | Lex Davison | Ecurie Australie | Cooper T62 / Climax FPF | 29 | Piston |
| Ret | 22 | David Fletcher | D. K. Fletcher | Lola Mk5 / Ford 1.5 | 29 | Accident |
| Ret | 24 | Mel McEwin | Mel McEwin | Elfin FJ / Ford 1.5 | 24 | Gearbox |
| Ret | 18 | Keith Rilstone | K. N. Rilstone | Elfin FJ / Ford 1.5 | 5 | Piston |
| Ret | 11 | Frank Matich | Total Team | Repco Brabham BT7A / Climax FPF | 4 | Differential |
| Ret | 16 | Charlie Smith | C. G. Smith | Elfin FJ / Ford 1.5 | 2 | Timing Gear |
| Ret | 15 | Tony Osborne | A. J. R. Osborne | Cooper T53 / Climax FPF | 2 | Differential |
| Ret | 19 | Wally Mitchell | East Burwood Motors | MRD Brabham / Ford 1.5 | ||
| DNS | 25 | Leo Geoghegan | Total Team | Lotus 27 / Ford 1.5 | ||
| DNS | 20 | Glyn Scott | Glyn Scott Motors | Lotus 27 / Ford 1.5 | ||
| DNS | 23 | Jack Hunnam | Jack Hunnam Motors | Elfin Catalina / Ford 1.5 | ||
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A "science-fiction" version of the 1964 Australian Grand Prix was depicted five years before it took place in the American film On the Beach (1959), based on the Nevil Shute novel of the same name.