Anne Marie Catherine Ducaux born in 1908, was french stage and movie actress, best known for her work in Prison sans barreaux (1938) and A Royal Affair (1949). She had appeared in 40 film and television productions between 1932 and 1980. Also Ducaux served as a shareholder of the state theater Comédie-Française since 1948, and played in numerous stage productions there.
She died in Champeaux, Seine-et-Marne, Île-de-France. She was married to the Swiss film producer Ernest Rupp.
- Coup de feu à l'aube (1932)
- Un homme de trop à bord (1935)
- Prison sans barreaux (1938)
- The Woman Thief (1938)
- Thunder Over Paris (1940)
- Pontcarral, colonel d'empire (1942)
- The Possessors (1958)