John Marshall Watson, MBE (born 4 May 1946) is a British former racing driver and current commentator from Northern Ireland. He competed in Formula One, winning five Grands Prix and was third in the 1982 championship. He also competed in the World Sportscar Championship finishing second in the 1987 championship. After his retirement from motorsport, he became a commentator for Eurosport's coverage of Formula One from 1990 to 1996. He currently commentates on the Blancpain GT Series.