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In page List of female hereditary monarchs:

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  • Maria II of Portugal (1819–1853), Queen of Portugal, 1826–28 and 1834–53
  • Marie de Béarn (d. 1186), Heiress of Béarn, 1170[citation needed]
  • Marie de Sully, Lady of Sully, Lady of Craon, Countess of Guînes, Sovereign Princess of Boisbelle