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Male John De Bourg De Tonsburgh Click to view John De Bourg De Tonsburgh in the family tree

John De Bourg was born in 0969 in Conteville, Normandy, France.  John De Bourg's father was Count of Flanders and his mother was Princess of Saxony.  His paternal grandparents were Arnulf the Great and Adelaide De Vermandois; his maternal grandparents were Hermann Billung and Hildegardis von Westerberg.  He was an only child.

John De Bourg's family with Dame de Meullent

They had a son named Herluin.

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