| 1990 motorsport champions | |
| Previous: 1989 | Next: 1991 |
This list of 1990 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
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Karting
edit| Series | Driver | Season article |
|---|---|---|
| World Superkart Championship |  Tim Parrott
|
Sports car
edit| Series | Driver | Season article |
|---|---|---|
| World Sportscar Championship |  Jean-Louis Schlesser Mauro Baldi
|
1990 World Sportscar Championship season |
Teams:  Team Sauber Mercedes
| ||
| IMSA GT Championship | GTP:  Geoff Brabham
|
1990 IMSA GT Championship season |
Lights:  Tomás López
| ||
GTO:  Dorsey Schroeder
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| GTU: Lance Stewart
| ||
| All Japan Sports Prototype Championship |  Masahiro Hasemi Anders Olofsson
|
|
| Manufacturers: Nissan
|
Touring car
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Stock car
edit| Series | Driver | Season article |
|---|---|---|
| NASCAR Winston Cup Series | Dale Earnhardt
|
1990 NASCAR Winston Cup Series |
| International Race of Champions | IROC XIV | |
| Stock Car Brazil |  Ingo Hoffmann
|
|
| Australian Super Speedway Championship | Robin Best
|
|
| AUSCAR | Brad Jones
|
Rallying
edit| Series | Driver/Co-Driver | Season article |
|---|---|---|
| World Rally Championship |  Carlos Sainz Luis Moya
|
1990 World Rally Championship season |
| Manufacturer: Lancia
| ||
| FIA Cup for Production Cars | Alain Oreille Michel Roissard
|