Working Girl (Original Soundtrack Album) is the soundtrack album to the 1988 Mike Nichols film Working Girl, released by Arista Records, on August 29, 1989.

The film's main theme, "Let the River Run", was composed, written, and performed by American singer-songwriter Carly Simon. The film's additional soundtrack was scored by Simon and Rob Mounsey.

The album peaked at No. 45 on the Billboard 200. As a single, "Let the River Run" reached peak positions of No. 49 on the Billboard Hot 100, and No. 11 on the Billboard Adult Contemporary chart in early 1989.

Simon became the first artist in history to win a Grammy Award, a Golden Globe Award, and an Academy Award for a song composed, written, and performed entirely by a single artist.

Credits adapted from the album's liner notes.