Jean Constantin was French singer, songwriter and composer.
Playing piano and singing his own songs, he was viewed as a great performer and entertainer, being however more famous for the songs he wrote for others.
He wrote several songs that became hits like Mon manège à moi sung by Édith Piaf or Mon truc en plumes sung by Zizi Jeanmaire.
He also wrote several movie scores, most notably the soundtrack of the film classic The 400 Blows.