John McCormack is a former Australian racing driver. Originally from Tasmania, McCormack became one of the leading Formula 5000 racers in Australia during the 1970s.
McCormack won the Australian Drivers' Championship three times, driving an Elfin MR5 Repco Holden in 1973, an Elfin MR6 Repco Holden in 1975 and a McLaren M23-Leyland in 1977. He also won consecutive New Zealand Grands Prix in 1973 and 1974. McCormack was competitive in the Tasman Series and Australian Grand Prix his best results being second in both events. Most of McCormack's major wins were under the banner of the Ansett Team Elfin.
As well as open-wheelers McCormack drove sports sedans, winning the 1974 Toby Lee Sports Sedan Series driving his highly modified Charger-Repco V8 which underneath the Charger shell had specifications virtually identical to those of his Formula 5000 car.
In 1979 McCormack was one of the first drivers to race a Chevrolet Camaro (filling in for an injured Kevin Bartlett) at the Bathurst 1000 although unsuccessfully.
| Sporting positions | ||
|---|---|---|
| Preceded by Frank Matich |
Winner of the Australian Drivers' Championship 1973 |
Succeeded by Max Stewart |
| Preceded by Frank Gardner |
Winner of the New Zealand Grand Prix 1973 and 1974 |
Succeeded by Warwick Brown |
| Preceded by Max Stewart |
Winner of the Australian Drivers' Championship 1975 |
Succeeded by John Leffler |
| Preceded by John Leffler |
Winner of the Australian Drivers' Championship 1977 |
Succeeded by Graham McRae |