Rulers with this title include:

• Henry I of England
• Henry I of France
• Henry I of Germany, also Holy Roman Emperor
• Henry I of Navarre
• Henry I of Hesse
• Henry I of Cyprus (also Henry I of Jerusalem)
• Henry I of Poland
• Henry I of Champagne
• Henry I, Duke of Brabant
• Henry I of Castile
• Henry I, Duke of Guise
• Henry I, Duke of Lorraine
• Henri I de Bourbon, Prince de Condé
• Henry I of Portugal