Isabella of Aragon Queen of Germany (1305–1330) Parents Blanche of Anjou James II of Aragon Children Anne of Austria, Duchess of Bavaria Elisabeta de Austria Siblings Blanca d'Aragó Maria of Aragon, Lady of Cameros Raimondo Berengario d'Aragona Constance of Aragon James of Aragon Violante d'Aragona Peter IV of Ribagorza Alfonso IV of Aragon Juan de Aragón y Anjou Napoleó d'Aragó Jaume d’Aragó Partners Frederick the Fair
