Eustace I of Boulogne
Count of Boulogne (1041 - 1049)
Born (c1003) - Died (1049)

Father - Baldwin II of Boulogne
Mother - Ada of Gand

Eustace I married (c1020) Matilda of Louvain
Children :

• Eustace II of Boulogne
• Gerberga of Boulogne
• Godfrey of Boulogne
• Lambert of Boulogne
• Judith of Boulogne