- king of France 1364–80.
- Charles I (def. 3).
- known as Charles the Wise . 1337–80, king of France (1364–80) during the Hundred Years' War
- 1500–58, Holy Roman Emperor (1519–56), king of Burgundy and the Netherlands (1506–55), and, as Charles I, king of Spain (1516–56): his reign saw the empire threatened by Francis I of France, the Turks, and the spread of Protestantism; abdicated
