Guillaume I Bertrand de Bricquebec was born circa 970 to Richard de Bricquebec (947-c994) and Aubérée and died circa 1011 of unspecified causes. He married Fille de Beaufou circa 1010 JL . Notable ancestors include Charlemagne (747-814). Ancestors are from France, Germany, Belgium.
|Offspring of Guillaume I Bertrand de Bricquebec and Fille de Beaufou|
|Guillaume II Bertrand de Bricquebec (1010-1049)||1010||1049|| Fille d'Aumale|
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