Ivy is a 1947 American crime drama film directed by Sam Wood and starring Joan Fontaine, Patric Knowles, Herbert Marshall and Richard Ney. It written by Charles Bennett, based on the 1927 novel The Story of Ivy by Marie Adelaide Belloc Lowndes. It was distributed by Universal Pictures. The film was entered into the 1947 Cannes Film Festival.


In Edwardian England, Ivy Lexton (Joan Fontaine) is a woman with a taste for the finer things in life. Despairing of her husband Jervis's (Richard Ney), poor prospects, Ivy sees an opportunity in wealthy Miles Rushworth (Herbert Marshall), and is determined to have him, despite being married and having the additional obstacle of her affair with the infatuated Dr. Roger Gretorex (Patric Knowles).