Henry III

WordReference Random House Unabridged Dictionary of American English © 2026

Henry III, 

1. Biographical 1017–56, king of Germany 1039–56 and emperor of the Holy Roman Empire 1046–56 (son of Conrad II).
2. Biographical 1207–72, king of England 1216–72 (son of John).
3. Biographical 1551–89, king of France 1574–89 (son of Henry II of France).

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Henry III noun

1. 1017–56, king of Germany and Holy Roman Emperor (1046–56). He increased the power of the Empire but his religious policy led to rebellions
2. 1207–72, king of England (1216–72); son of John. His incompetent rule provoked the Barons' War (1264–67), during which he was captured by Simon de Montfort
3. 1551–89, king of France (1574–89). He plotted the massacre of Huguenots on St Bartholomew's Day (1572) with his mother Catherine de' Medici, thus exacerbating the religious wars in France