1975 Australian Formula 2 Championship
The 1975 Australian Formula 2 Championship was a CAMS sanctioned Australian motor racing title open to Racing Cars complying with Australian Formula 2 regulations. It was the ninth Australian Formula 2 Championship to be awarded by CAMS. The championship was won by Geoff Brabham, driving a Birrana 274 Ford.Calendar
The championship was contested over a seven round series with one race per round.
| Round | Name | Circuit | State | Date | Winner | Car |
| 1 | | Calder | Victoria | 25 May | Andrew Miedecke | Rennmax BN7 Ford |
| 2 | | Amaroo Park | New South Wales | 1 June | Geoff Brabham | Birrana 274 Ford |
| 3 | | Hume Weir | Victoria | 15 June | Alfredo Costanzo | Birrana 274 Ford |
| 4 | | Sandown | Victoria | 5 July | Ken Shirvington | March 732 Ford |
| 5 | | Calder | Victoria | 10 August | Alfredo Costanzo | Birrana 274 Ford |
| 6 | | Symmons Plains | Tasmania | 28 September | Geoff Brabham | Birrana 274 Ford |
| 7 | Rothmans Trophy | Phillip island | Victoria | 30 November | Geoff Brabham | Birrana 274 Ford |
Championship points were awarded on a 9-6-4-3-2-1 basis to the first six place-getters at each round.Results
- Note: No points were awarded at the Sandown round as the race was stopped early due to heavy rain.
