Juan de Aragón y de Jonqueras, Count of Ribagorza (27 March 1457 in , Spain – 5 July 1528 in Monzón, Spain) was Viceroy of Catalonia (1496–1501) and Viceroy of Naples (1507–1509), replacing Gonzalo Fernández de Córdoba. In 1479, he married a wealthy landowner, María López de Gurrea y Torrellas (died 1492). Their eldest son, born in 1487, was count . When his wife died in 1492, he became a member of the Order of Saint John. In June 1528 he was buried in the Monastery of Montserrat.