Ettore Pignatelli d'Aragona, 11th Duke of Monteleone, 10th Marquess of the Valley of Oaxaca Mexican nobleman (1742-1800) (1741–1800) Parents Costanza de' Medici di Ottajano Fabrizio Pignatelli d'Aragona, 10th Duke of Monteleone, 9th Marquess of the Valley of Oaxaca Children Diego Pignatelli d'Aragona, 12th Duke of Monteleone, 11th Marquess of the Valley of Oaxaca Maria Francesca Pignatelli, Princess of Campofranco Siblings Francesco Maria Pignatelli