Michel Chevalier's childhood took place in the Pyrenees where he became passionate about music and found himself, with friends, in a group called Les Shake's in 1969. He is one of the two singers of the formation with a certain Daniel Balavoine. In 1971, the group splits up and Daniel Balavoine joins Purple Eruption then Présence while Michel Chevalier goes up to Paris to play in the group Variations instead of Jo Leb.

From 1972, thanks to the producer Georges Aber who was an idol of the 1960's, Michel Chevalier records a dozen singles which will be great radio hits: [m1759431], Hey Mama, Je Suis Libre D'aimer, [m1508644], [m1291178], [m1256139]. Until the end of the 1970s, he marketed two LPs.

Then, Michel Chevalier refocused on his job as a singer and musician, working on stage and in the studio for artists such as Johnny Hallyday, Charles Aznavour or Nana Mouskouri among others.

In 1986, he participated in a musical project by Alain Boublil which was recorded on an album entitled Une Aventure Musicale Du 21e Siècle - Chevaliers Des Etoiles . Michel Chevalier appears there with Maurane and Beverly Jo Scott in particular.