1975 Formula One season South African Formula One Championship South African Formula One Championship

| Race_Name | Circuit | Date_ | Winning_driver | Constructor_ | Report |
|---|---|---|---|---|---|
| Cape South Easter Trophy | Killarney | 8 February | Dave Charlton | McLaren - Cosworth | Report |
| Goldfields 100 | Goldfields | 22 March | Ian Scheckter | Tyrrell - Cosworth | Report |
| Natal Mercury 100 | Roy Hesketh | 29 March | Ian Scheckter | Tyrrell - Cosworth | Report |
| Brandkop Winter Trophy | Brandkop | 3 May | Ian Scheckter | Tyrrell - Cosworth | Report |
| South African Republic Trophy | Kyalami | 31 May | Ian Scheckter | Tyrrell - Cosworth | Report |
| False Bay 100 | Killarney | 5 July | Guy Tunmer | Lotus - Cosworth | Report |
| Rand Winter Trophy | Kyalami | 26 July | Ian Scheckter | Tyrrell - Cosworth | Report |
| Natal Spring Trophy | Roy Hesketh | 1 September | Dave Charlton | McLaren - Cosworth | Report |
| Rand Spring Trophy | Kyalami | 4 October | Ian Scheckter | Tyrrell - Cosworth | Report |