Michel Magne (born 20 March 1930, Lisieux, Calvados, France died 19 December 1984, Cergy-Pontoise, Val-d'Oise of suicide) was a French film and experimental music composer. He was nominated in 1962 for an Academy Award and Golden Globe award for adapting the Jackie Gleason score to film Gigot. He also scored Barbarella and a series of OSS 117 films.

Magne wrote some songs with lyrics by Françoise Sagan for Juliette Gréco and provided orchestral accompaniment.