Monarchy of Monaco

The sovereign prince is the monarch and head of state of the Principality of Monaco. All reigning princes and princesses have taken the name of the House of Grimaldi.... Wikipedia

• Style:  His Serene Highness
• Heir apparent:  Jacques
• First monarch:  Honoré II (as prince, previous rulers were called lords until 1612)
• Formation:  29 November 1604
• Residence:  Prince's Palace
• Website:  Monarchy of Monaco
• Data source:  DuckDuckGo