List of 1975 motorsport champions
# List of 1975 motorsport champions

This list of 1975 motorsport champions is a list of national or international auto racing series with a Championship decided by the points or positions earned by a driver from multiple races.

## Open wheel racing

| Series | Driver | Season article |
| - | - | - |
| Formula One World Championship | Niki Lauda | 1975 Formula One season |
| Formula One World Championship | Constructors: Ferrari | 1975 Formula One season |
| USAC National Championship | A. J. Foyt | 1975 USAC Championship Car season |
| European Formula Two Championship | Jacques Laffite | 1975 European Formula Two season |
| Tasman Series | Warwick Brown | 1975 Tasman Series |
| Australian Drivers' Championship | John McCormack | 1975 Australian Drivers' Championship |
| Australian Formula 2 Championship | Geoff Brabham | |
| Australian Formula Ford Series | Paul Bernasconi | |
| Formula Three |||
| FIA European Formula 3 Championship | Larry Perkins | 1975 FIA European Formula 3 Cup |
| German Formula Three Championship | Ernst Maring | 1975 German Formula Three Championship |

## Sports car

| Series | Driver | Season article |
| - | - | - |
| World Sportscar Championship | Class S: Alfa Romeo Class GT: Porsche | 1975 World Sportscar Championship season |
| Australian Sports Car Championship | Garrie Cooper | 1975 Australian Sports Car Championship |
| IMSA GT Championship | Peter Gregg | 1975 IMSA GT Championship season |

## Stock car

| Series | Driver | Season article |
| - | - | - |
| NASCAR Winston Cup Series | Richard Petty | 1975 NASCAR Winston Cup Series |

## Touring car

| Series | Driver | Season article |
| - | - | - |
| European Touring Car Championship | Siegfried Müller Sr. Alain Peltier | |
| Australian Touring Car Championship | Colin Bond | 1975 Australian Touring Car Championship |

## Rallying

| Series | Driver | Season article |
| - | - | - |
| World Rally Championship | Lancia | 1975 World Rally Championship season |
| Australian Rally Championship | Ross Dunkerton John Large | |

## Motorcycle

| Series | Driver | Season article |
| - | - | - |
| 500cc World Championship | Giacomo Agostini | 1975 Grand Prix motorcycle racing season |
| 350cc World Championship | Johnny Cecotto | 1975 Grand Prix motorcycle racing season |
| 250cc World Championship | Walter Villa | 1975 Grand Prix motorcycle racing season |
| 125cc World Championship | Paolo Pileri | 1975 Grand Prix motorcycle racing season |
| 50cc World Championship | Ángel Nieto | 1975 Grand Prix motorcycle racing season |
| Speedway World Championship | Ole Olsen | 1975 Individual Speedway World Championship |
