Harvey Milk is an American opera with music by Stewart Wallace and libretto by Michael Korie, based on the life and death of the American gay activist and politician Harvey Milk, who was assassinated along with San Francisco mayor George Moscone on 27 November 1978. The opera was originally in 3 acts, and was a joint commission by Houston Grand Opera, New York City Opera, and San Francisco Opera, and received its premiere on 21 January 1995 by Houston Grand Opera. A revised version in 2 acts received its premiere on 11 June 2022 by Opera Theatre of Saint Louis.

Michael Korie is an American librettist and lyricist whose writing for musical theater and opera includes the musicals Grey Gardens and Far From Heaven, and the operas Harvey Milk and The Grapes of Wrath. His works have been produced on Broadway, Off-Broadway, and internationally. His lyrics have been nominated for the Tony Award and the Drama Desk Award, and won the Outer Critics Circle Award. In 2016, Korie was awarded the Marc Blitzstein Award from the American Academy of Arts and Letters.