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Male Viscount de Contentin Yvron Bellomontensis Click to view Viscount de Contentin Yvron Bellomontensis in the family tree

Yvron was born in 1023 in St. Sauveur, Cotentin, Manche, Normandy, France.1   Yvron's father was Viscomte Neil de St. Saveur and his mother was Adela d'Eu.  His paternal grandparents were Roger St. Saveur and <Unknown>; his maternal grandparents were Count Geoffroy FitzRichard Brionne and Hawise de Guines. He had four brothers named Roger, Nigel, William and Comte de Lassy Hughes.  He was the youngest of the five children. He had two half-brothers and a half-sister, named Ranulphus, Ingleran and Albreda.  He died at the age of 36 on May 22nd, 1059 in Cotentin, Manche, Normandy, France.1 

Family Details of Yvron's family with Emma de Bretagne

1 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=PED&db=michaelrneuman&id=I012135&style=TABLE
Further source/citation:
http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=michaelrneuman&id=I011989

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