House of Dax

Cadet branch of the House of Gascony

• Coat of Arms
• 

  House of Dax
  Lords of Aspe, Mixe
  and Ostabarret
  Viscounts of Oloron and Dax

• Cadet Branches
• 

  House of Gabarret
  Viscounts of Gabarret, Gabardan
  and Béarn
  Issued from Donat Aner, younger son of Aner Sancho, Viscount of Oloron

• 

  House of Beauville
  Lord of Tursan and Miremont
  Issued from Sancho Aner, younger son of Aner Sancho, Viscount of Oloron

• House of Gramont Lords of Gramont and Bidache Counts of Guiche, Gramont and Louvigny Dukes of Gramont and Lesparre Princes of Bidache Issued from Bergon, 2nd son of Garcia Arnaud, Viscount of Dax

  House of Gramont
  Lords of Gramont and Bidache
  Counts of Guiche, Gramont
  and Louvigny
  Dukes of Gramont and Lesparre
  Princes of Bidache
  Issued from Bergon, 2nd son of Garcia Arnaud, Viscount of Dax

• 

  House of Luxe
  Lords of Luxe
  Issued from Garcia Arnaud, 2nd son of Arnaud Garcia, Lord of Mixe and Ostabarret

• 

  House of Aspremont d'Orthe
  Viscounts of Orthe
  Barons of Peyrehorade
  Issued from Garcia Arnaud, 2nd son of Arnaud II Fortis, Viscount of Dax