Enter the Matrix is a 2003 action-adventure video game developed by Shiny Entertainment and published by Infogrames under the Atari brand name. The first game based on The Matrix film series, its story is concurrent with that of the film The Matrix Reloaded and features over an hour of original footage, written and directed by the Wachowskis and starring the cast of the films, produced for the game.

Released in May 2003, the same month as The Matrix Reloaded, Enter the Matrix was simultaneously produced with The Matrix Reloaded and The Matrix Revolutions. While it received mixed reviews from critics, the game sold 5 million copies as of May 2004.