Claude Jeanne Ellmeyer (クロード・ジャンヌ・エルメイア, Kurōdo Jannu Erumeia) is a prince; being the former crown prince in his childhood and is later reappointed crown prince, from the Imperial Ellmeyer; being the eldest grandson of Lala Jeanne Ellmeyer, eldest son of the Pierre Jeanne Ellmeyer and the eldest half-brother of Cedric Jeanne Ellmeyer. He is later married to Aileen Lauren d'Autriche and the father-figure to Fiend dragon .