Florentine Mulsant (born 27 March 1962) is a French composer.

Born in Dakar, Mulsant studied harmony, counterpoint, fugue, musical analysis and orchestration at the Conservatoire de Paris and the Schola Cantorum de Paris, where she won a First Prize in 1987 for composition in Allain Gaussin's class.

She followed the teaching of Franco Donatoni at the Accademia Musicale Chigiana and furthered her skill with Alain Bancquart.