I. biographical name
1578-1637 king of Bohemia (1617-19; 1620-27) & of Hungary (1618-25); Holy Roman emperor (1619-37)
II. biographical name
of Aragon or V of Castile 1452-1516 the Catholic; husband of Isabella I king of Castile (1474-1504); of Aragon (1479-1516); of Naples (1504-16); founder of the Spanish monarchy