The 1970 World Sportscar Championship season was the 18th season of the FIA World Championship for Makes. It was a series for Sportscars and Grand Touring, with Sportscars being divided into Sports (S) and Prototype (P) classes, while Grand Touring cars were referred to simply as GT. It ran from January 31, 1970 to October 11, 1970, and was comprised of 10 races.