Simone Mareuil (French pronunciation: ​[simɔn maʁøj]; 25 August 1903 – 24 October 1954) was a French actress best known for appearing in the surrealist film Un Chien Andalou.Born Marie Louise Simone Vacher in Périgueux, Dordogne, she appeared in a number of films, most notably director Luis Buñuel’s Un Chien Andalou (An Andalusian Dog, 1929). She was the second wife of actor Philippe Hersent.After World War II, she returned to Périgueux, where she fell into a deep depression.