Their daughter Louise Claire de Ligne married on 1 April 1644 the Portuguese nobleman Raimundo de Lencastre, 4th marquess of Torres Novas, 1st duke of Torres Novas, 4th duke of Aveiro, "Conselheiro de Estado". In Spain he was also duke of Ciudad Real, a Grandee of Spain in May 1664, 8th Duke of Maqueda, marquess de Montemayor, marquess of Elche and many other lesser titles, deceased in Guadix on 6 October 1666, aged 35. He had to flee to Spain after the Portuguese Secession of 1640.