Don Francisco Serrano Domínguez Cuenca y Pérez de Vargas, 1st Duke of la Torre Grandee of Spain, Count of San Antonio (es: Francisco Serrano y Domínguez, primer duque de la Torre, conde de San Antonio; 17 December 1810 – 25 November 1885) was a Spanish marshal and statesman. He was Prime Minister of Spain and regent in 1868-1869.