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Female Joan de Cornwall Click to view Joan de Cornwall in the family tree

Joan's father was Reginald Dunstanville FitzRoy Earl of Cornwall and her mother is Beatrice FitzWilliam.  Her paternal grandparents were "Beauclerc", King Of England Henry I and Sybilla Corbet Lady of Alcester; her maternal grandparents are William  De Burgh De Mortain and Isabel of England. She had a brother and three sisters, named Nicholas, Maud, Beatrice and Ursula. She had two half-brothers named Alan I and Henry.


Joan's family


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