Lordship of Biscay

• Coat of Arms
• 

  Lordship of Biscay
  Arms from 15th century
  As part of the royal domain

• Ruling Houses
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  House of Haro

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  House of de la Cerda

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  House of Trastámara

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  House of Habsburg

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  House of Bourbon

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  House of Bonaparte
  Joseph Bonaparte

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  House of Bourbon

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  House of Savoy
  Amadeo of Savoy

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  House of Bourbon