Guy I Comte de PONTHIEU-MONTREUIL
Guy I Comte de was born about 1045 in Ponthieu, Somme, Picardy, France.  He died in 1101 in Montreuil, Pas-de-Calais, France.

 Ada de AMIENS
Ada de was born in 1045 in Amiens, Somme, France.  Ada de is no longer alive.

 Agnes de PONTHIEU
Agnes de was born about 1065 in Ponthieu, Eure,Normandy, France.