Isabeau de Brienne
Peerage person ID=709089
(b. 1270)
Parents
John I of Brienne, Count of Eu
Béatrice de Châtillon
Alphonso of Brienne
Children
Marguerite de Dampierre, Dame de Dampierre-sur-Aube et de Sompuis
Jeanne of Flanders-Dampierre, Dame de Moeslain
Siblings
Margaret d'Eu
Margaret de Brienne
John II of Brienne, Count of Eu
Jeanne de Brienne
Maud de Brienne
Blanche d'Eu
Raoul d'Eu
Partners
John II of Dampierre