High Plains Drifter is a 1973 American Western film directed by Clint Eastwood, written by Ernest Tidyman, and produced by Robert Daley for The Malpaso Company and Universal Pictures. The film stars Eastwood as a mysterious stranger who metes out justice in a corrupt frontier mining town. The film was influenced by the work of Eastwood's two major collaborators, film directors Sergio Leone and Don Siegel. In addition to Eastwood, the film also co-stars Verna Bloom, Mariana Hill, Mitchell Ryan, Jack Ging, and Stefan Gierasch.

The film was shot on location on the shores of Mono Lake, California. Dee Barton wrote the film score. The film was critically acclaimed at the time of its initial release and remains popular.