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Female Beatrice De Beaumont Avesnes Click to view Beatrice De Beaumont Avesnes in the family tree

Beatrice was born about 1242 in Of, Beaumont, Hainaut, Belgium.1   Beatrice's father was Count of de Beaumont Avesnes Baudouin and her mother was Felicite De Coucy Vervins.  Her paternal grandparents were Bouchard D'Avesnes and Margaret I of Flanders; her maternal grandparents were Thomas II De Coucy and Mahaut (Mathilde) De Rethel. She had a brother named Jean I.  She was the younger of the two children.1 


Beatrice's family with Henri III Count of Luxembourg

‌Beatrice and Henri III Count of were married in a religious ceremony in 1261.1   They had a son named Emperor Of Holy Roman Empire.

1 Joanne's Tree.1 GED.GED
Further source/citation:
daveanthes.FTW

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