MP4 (disambiguation)

MP4 is MPEG-4 Part 14, a file format.

MP4 may also refer to:


 * Møller–Plesset perturbation theory of the fourth order in computational chemistry
 * Mario Party 4, a 2002 video game for GameCube
 * Metroid Prime 4: Beyond, an upcoming video game for Nintendo Switch
 * MP4 (band), a band made up of UK Members of Parliament
 * Mammal Paleogene zone 4, a division of the Paleogene period
 * McLaren MP4/1, the McLaren team's Formula One car
 * MP4, a 2000 album by Michael Penn