List of 1973 motorsport champions
# List of 1973 motorsport champions

This list of 1973 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 | Jackie Stewart | 1973 Formula One season |
| Formula One World Championship | Constructors: Lotus-Ford | 1973 Formula One season |
| USAC National Championship | Roger McCluskey | 1973 USAC Championship Car season |
| European Formula Two Championship | Jean-Pierre Jarier | 1973 European Formula Two season |
| Tasman Series | Graham McRae | 1973 Tasman Series |
| Australian Drivers' Championship | John McCormack | 1973 Australian Drivers' Championship |
| Australian Formula 2 Championship | Leo Geoghegan | |
| Australian Formula Ford Series | John Leffler | |

## Sports car

| Series | Driver | Season article |
| - | - | - |
| World Sportscar Championship | Class S: Matra Class GT: Porsche | 1973 World Sportscar Championship season |
| Canadian American Challenge Cup | Mark Donohue | 1973 Can-Am season |
| Australian Sports Car Championship | Phil Moore | |
| IMSA GT Championship | Peter Gregg | 1973 IMSA GT Championship season |

## Touring car

| Series | Driver | Season article |
| - | - | - |
| European Touring Car Championship | Toine Hezemans | |
| Australian Touring Car Championship | Allan Moffat | 1973 Australian Touring Car Championship |

## Stock car racing

| Series | Driver | Season article |
| - | - | - |
| NASCAR Grand National Series | Benny Parsons | 1973 NASCAR Winston Cup Series |
| NASCAR Grand Sport Series | | 1973 NASCAR Grand Sport Series |

## Rallying

| Series | Driver/Co-Driver | Season article |
| - | - | - |
| World Rally Championship | Alpine-Renault | 1973 World Rally Championship season |
| Australian Rally Championship | Peter Lang W Smith | |

## Motorcycle

| Series | Rider | Season article |
| - | - | - |
| 500cc World Championship | Phil Read | 1973 Grand Prix motorcycle racing season |
| 350cc World Championship | Giacomo Agostini | 1973 Grand Prix motorcycle racing season |
| 250cc World Championship | Dieter Braun | 1973 Grand Prix motorcycle racing season |
| 125cc World Championship | Kent Andersson | 1973 Grand Prix motorcycle racing season |
| 50cc World Championship | Jan de Vries | 1973 Grand Prix motorcycle racing season |
| Speedway World Championship | Jerzy Szczakiel | 1973 Individual Speedway World Championship |
