Gervaise Grentmesnil
He had a biological son named
Robert
.
Personal Details
Gervaise Grentmesnil
Gervaise was born about 0977. Gervaise is no longer alive.
Children
Robert Grentmesnil
Robert was born about 1002 in
Normandy, France
. He died about 1038.
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Gervaise Grentmesnil 
