World 1-5

World 1-5 may refer to:
*The fifth level in the first world in New Super Mario Bros.
*The fifth level in the first world in New Super Mario Bros. Wii
*The fifth level in the first world in Super Mario 3D Land
*The fifth level in the first world in New Super Mario Bros. 2
*The fifth level in the first world in Puzzle & Dragons: Super Mario Bros. Edition