Monelle Valentin was born on May 25, 1915 in Tourcoing, Nord, France as Thérésa Denorme Lietaer de Tresgnies. She was a writer and actress, known for Deux sous de violettes (1951) and Le rideau rouge (1952). She was married to Jean Anouilh. She died on April 7, 1979 in Neuilly-sur-Seine, Hauts-de-Seine, France.