World 1-Castle

 may refer to:


 * World 1-Castle (New Super Mario Bros.),
 * World 1-Castle (New Super Mario Bros. Wii)
 * World 1-Castle (New Super Mario Bros. 2)
 * Lemmy's Swingback Castle, in New Super Mario Bros. U.
 * Lemmy's Lights-Out Castle, in New Super Luigi U.
 * in Puzzle & Dragons: Super Mario Bros. Edition.