Toustien de Gernon le GOZ
Toustien de Gernon le was born about 0989 in Avranches, Normandy, France.  He died after 1041.

 Judith de MONTANDLIER
Judith de was born about 0994 in Normandy, France.  Judith de is no longer alive.

 Robert BIGOD
Robert was born about 1015 in Avranches, Normandy, France.  He died in 1071.