Summertime is a 1955 romantic comedy drama film directed by David Lean, and starring Katharine Hepburn, Rossano Brazzi, Darren McGavin, and Isa Miranda. It follows a lonely middle-aged American secretary and her experiences touring Venice alone for the first time, during which she falls in love with an Italian antiques dealer. Lean co-wrote the screenplay with H. E. Bates, based on the play The Time of the Cuckoo by Arthur Laurents.

The film was shot on location in Venice in 1954 on Eastmancolor negative film with processing and prints by Technicolor. A co-production between the United States, United Kingdom, and Italy, Summertime was released theatrically by United Artists in the U.S. on June 21, 1955, and premiered in the United Kingdom later that Autumn under the alternative title Summer Madness.