The Three-Sided Mirror is a 1927 French drama film directed by Jean Epstein, starring Jeanne Helbling, Suzy Pierson and Olga Day. It tells the story of three women who remember their love affairs with the same young man. The film is based on Paul Morand's short story with the same title. It was shot during the summer of 1927. It premiered on 22 November the same year.