- Charles I(def 2).
- Charles the Fat, a.d. 809–888, king of France 884–887; as Charles III, emperor of the Holy Roman Empire 881–887.
- 1630–85, king of Great Britain 1660–85 (son of Charles I of England).
- 1661–1700, king of Spain 1665–1700.
- known as Charles the Bald. 823–877 ad, Holy Roman Emperor (875–877) and, as Charles I, king of France (843–877)
- the title as king of France of Charles III (Holy Roman Emperor)See Charles III (def. 1)
- 1630–85, king of England, Scotland, and Ireland (1660–85) following the Restoration (1660); son of Charles I. He did much to promote commerce, science, and the Navy, but his Roman Catholic sympathies caused widespread distrust
- 1661–1700, the last Hapsburg king of Spain: his reign saw the end of Spanish power in Europe