buffière had a long career as a basketball coach. as a head coach on the club level, he was a two time fiba korać cup champion (1982, 1983), a six time french league champion (1950, 1952, 1955, 1975, 1977, 1983), and a three time french cup winner (1953, 1982, 1983). he was also the head coach of the senior french national basketball team, from 1957 to 1964.