Marty is a 1955 American romantic drama film directed by Delbert Mann in his directorial debut. The screenplay was written by Paddy Chayefsky, expanding upon his 1953 teleplay of the same name, which was broadcast on The Philco-Goodyear Television Playhouse and starred Rod Steiger in the title role.The film stars Ernest Borgnine, who won a Best Actor Oscar for his performance, and Betsy Blair. In addition to also winning the Academy Award for Best Picture, the film enjoyed international success, becoming the first film to win the Palme d'Or. Marty, The Lost Weekend (1945) and Parasite (2019) are the only three films to win both organizations' grand prizes.

In 1994, Marty was deemed "culturally, historically or aesthetically significant" and selected for preservation in the Library of Congress' National Film Registry.