Hubert de Beaumont & Ermengarde de Nevers 
They had a son named Raoul.
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Children
Birth Notes
B: Bet. 1070 and 1075
Viscount de Mayenne Raoul de Beaumont V
Raoul was born in 1070 in Beaumont-sur-Sarthe, Pays de la Loire, France.2
1 http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=jdp-fam&id=I61399&style=TABLE
2 http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=arciek&id=I25355&style=TABLE
2 http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=arciek&id=I25355&style=TABLE