WilliamIII Count of Ponthieu, Sir
Birth:
1179
Ponthieu, France
Death:
1221
France
Burial:
Abt 1221
Individual Information  
FCID:15859:89047      
Parents
Father:
Jean Count of Pontthieu and Montreil, Sir
Mother: Beatrice St Pol, Lady
Marriage(s)
Family Group
Alice II Alix Princess of France, Hrh
md. 20 Aug 1195 Castile, Spain
  Children
1.  
Marie J Montreu Countess of Ponthieu, Lady
b. 17 Apr 1199