 Lieutenant General of the Spanish Royal Army, member of the Order of Santiago with several titles of Marquis and Count.He married on 10 November 1748, aged 36, with Maria Lopez Pacheco de Toledo y Portugal, (Madrid, 22 August 1729 - Madrid, 28 November 1768), 11th Countess of Oropesa, 10th Countess of Alcaudete and many other titles.He was the son of a second marriage of Mercurio Antonio López Pacheco y Benavides.