The 1971 Canadian-American Challenge Cup was the sixth season of the Can-Am auto racing series. It was contested by FIA Group 7 two-seater racing cars competing in two-hour sprint races. The series began on 13 June 1971 and ended on 31 October 1971, after ten rounds. The series was given official recognition by the Fédération Internationale de l'Automobile for the first time in 1971. The series was won by Peter Revson driving a McLaren M8F for McLaren Cars.