Principality of Achaea

• Ruling Houses
• 

  House of Champlitte

• 

  House of Villehardouin

• 

  House of Anjou

• 

  House of Avesnes

• 

  House of Savoy-Achaea

• 

  House of Anjou-Taranto

• 

  House of Burgundy

• 

  House of Bourbon

• 

  House of Anjou-Durazzo

• 

  House of Baux

• 

  House of Zaccaria

• Baronies
• 

  Barony of Akova

• 

  Barony of Arcadia

• 

  Barony of Chalandritsa

• 

  Barony of Estamira

• 

  Barony of Gritzena

• 

  Barony of Kalavryta

• 

  Barony of Kalamata

• 

  Barony of Karytaina

• 

  Barony of Passava