Ferdinand II, also known as Ferdinand I, Ferdinand III , and Ferdinand V [b] (10 March 1452 – 23 January 1516), called Ferdinand the Catholic , was King of Aragon from 1479 until his death in 1516. As the husband and co-ruler of Queen Isabella I of Castile, he was also King of Castile from 1475 to 1504 (as Ferdinand V ). He reigned jointly with... See more