Guillaume III Duke d' Alencon, Count of Ponthieu & Montreuil
Birth:
Abt 1055
of Alencon, Orne, France
Death:
1172
Individual Information  
FCID:16080:14785      
Parents
Father:
Robert II de Alencon
Mother: Agnes Countess of Ponthieu, Countess of Shrewsbury
Marriage(s)
Family Group
Alice (Helia) Countess of Burgundy, Duchess of Alencon
md.
  Children
1.  
Guy II, Count of Ponthieu
b. Abt 1090