Alan Jones wins Williams' first Formula 1 title • Patrick Depallier is killed while testing for Alfa Romeo at Hockenheim • Clay Regazzoni is paralysed in an accident at Long Beach • Dale Earnhardt wins his first NASCAR title (of seven) • Nigel Mansell and Alain Prost make their F1 debuts • Jenson Button is born • Emerson Fittipaldi and Jody Scheckter retire from F1 • Imola hosts the Italian Grand Prix for the only time • Jean Rondeau becomes the last owner/driver to win the Le Mans 24 Hours • Stirling Moss returns to racing alongside youngster Martin Brundle for Audi in the British Touring Car Championship
- Alan Jones wins his and Williams' first world championships
- Dale Earnhardt wins the first of his seven NASCAR championships
- Alain Prost (pictured with Didier Pironi) makes his F1 debut, aged 25
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