Sybilla (?)

Parents

• Stephen, King of England

Children

Siblings

• Marie I, Countess of Boulogne
• Almaric (?)
• Matilda de Blois
• William I, Count of Boulogne
• Baldwin de Boulogne
• William (?)
• Gervase of Blois
• Ralph (?)
• Eustace IV, Count of Boulogne

Partners

• Hervé II de Léon