World 1-Castle

 may refer to:


 * in New Super Mario Bros..
 * in New Super Mario Bros. Wii.
 * in 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.