Joaquín Fernández de Portocarrero, Spanish-Italian cardinal (d. 1760)
Joaquín Fernández de Portocarrero y Mendoza, 4th Marquis of Almenara, 9th Count of Palma del Río (27 March 1681 – 22 June 1760) was a Grandee of Spain who served Charles VI, Holy Roman Emperor as Viceroy of Sicily and interim Viceroy of Naples, before entering the priesthood in his late forties and rising to the rank of cardinal, ending his life as Cardinal-Bishop of Sabina.