Kind(eren):
Hugh de Cavalcamp de Tosny who is the brother of Richard I de St. Sauveur Viscount de
Contentin, In other words the de Beaufou and the de Tosny male lineages reach a common ancestor in Eystein the Viking Chief - the de Tosny's in the direct male line. See http://www.geni.com/familytree/index/6000000003243404114
for family tree showing how Hugh de Cavalcamp (ancestor of de
Tosny family) is brother to Richard I Vicount of Cotentin (ancestor of de Beaufou family in female line),and their father Malahuc Eysteinsson is brother to Ragnavald Eysteinsson (whose son Hrolf / Rollo Ragnavaldsson is the ancestor of William the Conqueror).
Richard de St. Sauveur was born circa 893, son of Malahuk Eysteinsson.1 He was Viscount of
the Contentin and joint Lord of the Channel Islands in 933. He was the founder of the Chapel at
St. Sauveur. http://freepages.genealogy.rootsweb.ancestry.com/~opus/p3900.htm
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