Busnel coached the senior French national women's team, from 1945 to 1957. He won a bronze medal at the 1953 FIBA World Championship for Women. He also coached the senior French national men's team (1947–1957), winning a silver medal at the 1948 Summer Olympic Games, a silver medal at EuroBasket 1949 (he was a player-coach in that tournament), and bronze medals at EuroBasket 1951 and EuroBasket 1953.