Born in Aube, Normandy, Mule was known by his moniker "Le Patron". Mule's LP CCOO13 aroused world wide interest in the art of classical sax. One of his more famous works was the rendition of Jacques Ibert's Concertino do Camero, recorded in 1947.
Marcel Mule died peacefully in his sleep on December 19, 2001 at age 100.