| 1978 motorsport champions | |
| Previous: 1977 | Next: 1979 |
This list of 1978 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 edit
Sports car edit
| Series | Driver | Season article |
|---|---|---|
| World Sportscar Championship |  Porsche
|
1978 World Sportscar Championship season |
| IMSA GT Championship |  Peter Gregg
|
1978 IMSA GT Championship season |
Touring car edit
| Series | Driver | Season article |
|---|---|---|
| European Touring Car Championship |  Umberto Grano
|
|
| Australian Touring Car Championship |  Peter Brock
|
1978 Australian Touring Car Championship |
Stock car racing edit
| Series | Driver | Season article |
|---|---|---|
| NASCAR Grand National Series | Cale Yarborough
|
1978 NASCAR Winston Cup Series |
Rallying edit
| Series | Driver | Season article |
|---|---|---|
| World Rally Championship | FIAT
|
1978 World Rally Championship season |
| FIA Cup for Rally Drivers |  Markku Alén
|
