Robert de Grentmesnil 
Robert was born in 1003 in of Normandy, France.1 Robert's father was Gervase de Grentmesnil. He was an only child. He died at the age of 35 in 1038.1 
Details of Robert's family with Advise (Hawisa) de Escalfoy
1 large-G675.FTW @ line 132A pp 116-117
Further sources/citations:
11615-2.ftw, large-G675.FTW, large-G675.FTW, large-G675.FTW
Further sources/citations:
11615-2.ftw, large-G675.FTW, large-G675.FTW, large-G675.FTW
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