The 1970 Australian Drivers' Championship was a CAMS sanctioned motor racing title for drivers of Australian Formula 1 and Australian Formula 2 racing cars.[1] [2] The winner of the title, which was the fourteenth Australian Drivers' Championship,[3] was awarded the 1970 CAMS Gold Star.[1]
The championship was won by Leo Geoghegan driving a Lotus 39 Repco and a Lotus 59B Waggott.
The championship was contested over six rounds with one race per round.[4]
| Round | Race name | Circuit | State | Date | Round winner | Car | |
| 1 | Tasmanian Road Racing Championship[5] | Symmons Plains | Tasmania | 2 March | John Harvey | Repco Brabham BT23E[6] [7] | |
| 2 | Lakeside Governor's Trophy[8] | Lakeside | Queensland | 7 June | Max Stewart | Mildren Waggott | |
| 3 | Diamond Trophy[9] | Oran Park Raceway | New South Wales | 28 June | Max Stewart | Mildren Waggott | |
| 4 | Sam Hordern Trophy[10] | Warwick Farm | New South Wales | 6 September | Leo Geoghegan | Lotus 59B Waggott | |
| 5 | Victorian Trophy Gold Star 100[11] | Sandown | Victoria | 13 September | John Harvey | Jane Repco | |
| 6 | Mallala | South Australia | 12 October | Leo Geoghegan | Lotus 59B Waggott |
Championship points were awarded on a 9-6-4-3-2-1 basis to the first six finishers in each round.[1] Only the best five round results could be retained by each driver.[1]
| Position | Driver | Car | Entrant | Sym | Lak | Ora | War | San | Mal | Total |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Leo Geoghegan | Lotus 39 Repco Lotus 59 Waggott | Geoghegan's Sporty Cars | 6 | - | 6 | 9 | 3 | 9 | 33 |
| 2 | Max Stewart | Mildren Waggott | Alec Mildren Racing Pty Ltd | 3 | 9 | 9 | - | - | 6 | 27 |
| 3 | John Harvey | Repco Brabham BT23E | Bob Jane Shell Racing Team | 9 | 6 | 1 | - | 9 | - | 25 |
| 4 | Garrie Cooper | Elfin 600D Repco | Elfin GT Harrison Racing Team | - | - | 4 | 6 | 6 | - | 16 |
| 5 | Malcolm Ramsay | Elfin 600C Repco | Elfin GT Harrison Racing Team | - | - | 3 | 3 | - | 3 | 9 |
| 6 | Bob Muir | Rennmax BN3 Waggott | Robert Muir Motors | - | - | - | 4 | 4 | - | 8 |
| 7 | Glyn Scott | Bowin P3 Cosworth Elfin 600 Waggott | Glyn Scott | 1 | 4 | - | - | - | - | 5 |
| John McCormack | Elfin 600C Coventry Climax Elfin 600C Repco | John McCormack | - | 3 | 2 | - | - | - | 5 | |
| 9 | Kevin Bartlett | Mildren Mono Waggott | Alec Mildren Racing Pty Ltd | 4 | - | - | - | - | - | 4 |
| Barry Kirk | Elfin 600K Ford | Barjan Mobile Auto Electrics | - | - | - | - | - | 4 | 4 | |
| Jack Bono | Repco Brabham BT2 Ford | Graham Collier Tools | - | 2 | - | 2 | - | - | 4 | |
| 12 | Len Goodwin | McLaren M4A Cosworth | Pat Burke Racing Len Goodwin | 2 | 1 | - | - | - | - | 3 |
| 13 | Tony Stewart | Elfin 600B Ford | Paul England | - | - | - | - | 2 | - | 2 |
| Helene Bittner | Helene Bittner | - | - | - | - | - | 2 | 2 | ||
| 15 | Ian Ferguson | Bowin P3A Ford | Ian Ferguson | - | - | - | 1 | - | - | 1 |
| Maurie Quincey | Elfin 600B Ford | Maurie Quincey | - | - | - | - | 1 | - | 1 |
Note: There were only five classified finishers at the Mallala round.[4]