World 1-4

World 1-4 may refer to:
*The fourth level in the first world in Super Mario Bros.
*The fourth level in the first world in Super Mario Bros.: The Lost Levels
*The fourth level in the first world in Super Mario Bros. 3
*The fourth level in the first world in New Super Mario Bros.
*The fourth level in the first world in New Super Mario Bros. Wii
*The fourth level in the first world in Super Mario 3D Land
*The fourth level in the first world in New Super Mario Bros. 2
*The fourth level in the first world in Puzzle & Dragons: Super Mario Bros. Edition.
*A level in Super Mario Maker for Nintendo 3DS