Mila Parély (7 October 1917 – 14 January 2012) was a French actress of Polish ancestry best known for the roles of Belle's sister in Jean Cocteau's La Belle et la Bête and as Geneviève in La Règle du jeu. She gave up acting in the late 1950s in order to take care of her race-car driving husband Taso Mathieson, who had been injured in an accident. She was married to the actor Jean Marais from 1942 to 1944, when they divorced.