Walter Scharf (August 1, 1910 - February 24, 2003) was an American film composer.

Born in New York, he was the son of Yiddish theatre comic Bessie Zwerling. While in his 20s, he was one of the orchestrators for George Gershwin's Broadway musical Girl Crazy, became singer Helen Morgan's accompanist, and later worked as pianist and arranger for singer Rudy Vallee.