Roger Fortin (born October 27, 1951 in Montreal, Quebec) is a retired boxer from Canada, who represented his native country at the 1976 Summer Olympics. There he was defeated in the first round of the men's light heavyweight division (– 81 kilograms) on points (0:5) by Soviet Union's Anatoliy Klimanov. Fortin won the gold medal at the 1978 Commonwealth Games in Edmonton in the light heavyweight classiciation.