The Vow is a 1950 Italian melodrama film directed by Mario Bonnard and starring Doris Duranti, Giorgio De Lullo and Maria Grazia Francia. It is based on a play of the same title by Salvatore Di Giacomo. Future star Sophia Loren played a small, uncredited role. It was shot at the Scalera Studios in Rome. The film's sets were designed by the art director Piero Filippone.