Blood on the Dance Floor: HIStory in the Mix is a remix album by the American singer Michael Jackson. It was released on May 20, 1997, by Epic Records, and is the second album also released by MJJ Productions, Jackson's own record label. The album comprises eight remixes of songs from Jackson's ninth studio album, HIStory: Past, Present and Future, Book I (1995), and five new songs. Jackson was involved primarily with the production of the new material; the remixes were produced by other artists. Blood on the Dance Floor: HIStory in the Mix incorporates R&B, pop, industrial, hip hop, house, funk and new jack swing. It concerns themes such as drug addiction, sex, relationships, and paranoia.

A remix album is an album consisting of remixes or rerecorded versions of an artist's earlier released material. The first act who employed the format was American singer-songwriter Harry Nilsson. As of 2007, the best-selling remix album of all time is Michael Jackson's Blood on the Dance Floor: HIStory in the Mix (1997).