Clémentine Autain (born 26 May 1973) is a French politician and journalist who has represented the 11th constituency of the Seine-Saint-Denis department in the National Assembly since 2017. She is a member of La France Insoumise (LFI).

Autain is the daughter of singer Yvan Dautin and actress Dominique Laffin. A feminist activist, she is co-editor of the monthly publication Regards with Roger Martelli and co-secretary of the Fondation Copernic, a "circle of reflection" critical of liberalism.