Gervase le BRETON 
He had a biological son named Robert de.
-
Personal Details
Gervase le BRETON
Gervase le was born about 0960 in Brittany, France. Gervase le is no longer alive.
-
Children
Robert de GRENTEMESNIL
Robert de was born about 0990 in Grentemesnil, Calvados, Normandy, France. He died on June 17th, 1039.