John Martin (March 30, 1939 – November 20, 2019) was an American racing driver in the USAC and CARTChampionship Car series. He raced in the 1970-1977 and 1979-1980 seasons, with 52 career starts, including the 1972-1976 Indianapolis 500 races.
He finished in the top ten 17 times, with his best finish in 5th position at Ontario Motor Speedway in both 1973 and 1975. His best points result was 11th in the 1975 USACNational Championship.