He competed for Canada at the 1964, 1968 and 1976 Summer Olympics, with a best finish of 10th in 1968.
[1] St-Jean also competed in the British Empire and Commonwealth Games, winning a silver medal in 1962, a gold medal in 1966 and a bronze medal in 1970.
He won bronze medals at the Pan American Games in 1963 and 1967.
[2] At the 1976 Summer Olympics in Montreal, he took the Athlete's Oath.
This biographical article relating to weightlifting in Canada is a stub.