This list of 1980 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.
| Series | Driver | Season article |
|---|---|---|
| World Sportscar Championship | +2.0: Porsche 2.0:  Lancia | 1980 World Sportscar Championship season |
| Australian Sports Car Championship |  Allan Moffat | 1980 Australian Sports Car Championship |
| Australian Sports Sedan Championship |  Tony Edmonson | 1980 Australian Sports Sedan Championship |
| Can-Am |  Patrick Tambay | 1980 Can-Am season |
| Deutsche Rennsport Meisterschaft |  Hans Heyer | 1980 Deutsche Rennsport Meisterschaft season |
| Fuji Grand Champion Series |  Masahiro Hasemi | 1980 Fuji Grand Champion Series |
| IMSA GT Championship |  Peter Gregg | 1980 IMSA GT Championship season |
| Trans-Am Series | John Bauer | 1980 Trans-Am Series |
| Manufacturers: Chevrolet | ||
| Series | Driver | Season article |
|---|---|---|
| European Touring Car Championship | Helmut Kelleners Siegfried Müller Jr. | 1980 European Touring Car Championship |
| Australian Touring Car Championship | Peter Brock | 1980 Australian Touring Car Championship |
| British Touring Car Championship |  Win Percy | 1980 British Saloon Car Championship |
| Championnat de France de Supertourisme | Dany Snobeck | 1980 Championnat de France de Supertourisme |
| TC 2000 Championship |  Jorge Omar del Río | 1980 TC 2000 Championship |
| Series | Driver | Season article |
|---|---|---|
| World Rally Championship | Walter Röhrl Christian Geistdörfer | 1980 World Rally Championship season |
| Manufacturer: FIAT | ||
Jakob Bordoli
Mike King