Dukes of Alagón Duques de Alagón Created by Charles IV, king of Spain First holder Francisco Fernández de Cordoba y Glimes de Brabante, 1st duke of Alagón * 1758 Records #1 Holders Family filter On/Off 1 Francisco Fernández de Cordoba y Glimes de Brabante, 1st duke of Alagón * 1758 Corrections and Updates To suggest a correction or an update. Click Here