Marquesses of Isasi Marqueses de Isasi First holder Joaquina de Silva-Bazán y Fernández de Córdoba, 1ª marquise of Isasi * 1836 Records #3 Holders Family filter On/Off 1 Joaquina de Silva-Bazán y Fernández de Córdoba, 1ª marquise of Isasi * 1836 4 Francisco de Borja de Carvajal y Xifré * 1905 5 Jaime Fernando de Carvajal y Urquijo, marquess of Isasi * 1939 Corrections and Updates To suggest a correction or an update. Click Here