 Ferdinand II of Aragon

Ferdinand II (; ; ; ; 10 March 1452 – 23 January 1516) was King of Aragon from 1479 and, by marriage, King of Castile (as Ferdinand V) from 1474, reigning over a dynastically unified Spain jointly with his wife Isabella I. Ferdinand is considered "de facto" the first King of Spain, being described as such during his own lifetime, although Castile and Aragon remained "de jure" two different kingdoms until the Nueva Planta Decrees of 1716.He was called the Catholic ().