Jean Gruault was born on 3 August 1924 in Fontenay-sous-Bois, Val-de-Marne, Île-de-France, France. He was a writer and actor, known for Amerikalı Amcam (1980), Unutulmayan sevgili (1962) and Adele H.'nin Öyküsü (1975). He was married to Ginette Geslot. He died on 8 June 2015 in Paris, France.