ROBERT DE GRANDMESNIL

ROBERT's father was HUGH (HUGO) I DE GRANDMESNIL and his mother was ALICE (ADELIZA) DE BEAUMONT.  His paternal grandparents were ROBERT DE GRANDMESNIL and HAWISE D' ECHAFOUR; his maternal grandfather was YVES II BEAUMONT COUNT OF BEAUMONT.  He was an only child.

They had a son named HUGH.