Hohenrechberg Castle (German: Burg Hohenrechberg) is a ruined castle in Schwäbisch Gmünd in Baden-Württemberg, Germany. It was built as a spur castle on the spur (called "Schlossberg") of the Hohenrechberg mountain, which forms together with the Hohenstaufen Mountain and Stuifen the Three Emperors Mountains, just a few kilometers next to the family seat Hohenstaufen castle of the Staufer dynasty.