World 8-4

World 8-4 may refer to:
 * World 8-4 in Super Mario Bros..
 * World 8-4 in Super Mario Bros.: The Lost Levels.
 * Stage 8-4 in Donkey Kong for the Game Boy.
 * World 8-4 in New Super Mario Bros..
 * World 8-4 in New Super Mario Bros. Wii.
 * Smokey Peak, World 8-4 in Donkey Kong Country Returns.
 * World 8-4 in Super Mario 3D Land.
 * Firefall Cliffs, World 8-4 in New Super Mario Bros. U.
 * Firefall Rising, World 8-4 in New Super Luigi U.
 * World 8-4 in Puzzle & Dragons: Super Mario Bros. Edition.
 * Go for the 3-Up Stomp!, World 8-4 in Super Mario Maker.
 * World 8-4 in ''Super Mario Maker for Nintendo 3DS.