County of Boulogne

• Ruling Houses
• 

  House of Boulogne

• 

  House of Blois

• 

  House of Alsace

• 

  House of Mello

• 

  House of Capet
  Phillipe Hurepel

• 

  House of Reginar

• 

  House of Burgundy

• 

  House of Auvergne

• 

  House of La Trémoille

• 

  House of La Tour d'Auvergne