The 1957 World Sportscar Championship season was the fifth season of the FIA World Sportscar Championship. It was a series for sportscars that ran in many worldwide endurance events. It ran from 20 January 1957 to 3 November 1957, and comprised seven races.
Following the shortest season in World Sportscar Championship history, the 1957 season saw the return of the 24 Hours of Le Mans following track modifications as a direct result of the 1955 Le Mans disaster. In addition, the Venezuelan Grand Prix was added to the championship calendar.