This list of 1958 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 |
|---|---|---|
| Formula One World Championship |  Mike Hawthorn | 1958 Formula One season |
| Constructors: Vanwall | ||
| USAC National Championship |  Tony Bettenhausen | 1958 USAC Championship Car season |
| Australian Drivers' Championship |  Stan Jones | 1958 Australian Drivers' Championship |
| BRSCC British Formula Three Championship | Trevor Taylor | |
| Campionato Italiano |  Roberto Lippi | |
| Team: Scuderia Bardahl |
| British Saloon Car Championship | Jack Sears | 1958 British Saloon Car Championship |
