Baltasar de la Cueva, Count of Castellar Spanish politician and diplomat (1627–1686) Parents Francisco III Fernández de la Cueva, 7th Duke of Alburquerque Ana Enríquez de Cabrera y Colonna Children Doña Ana de la Cueva y Arias de Saavedra, Marquesa de Malagón Siblings Melchor Fernández de la Cueva, 9th Duke of Alburquerque Doña Isabella Fernández de la Cueva Francisco Fernández de la Cueva, 8th Duke of Alburquerque Partners Doña Teresa Maria Arias de Saavedra, 7.Condesa de Castellar