Olivier de Blois, Count of Penthièvre
count of Penthièvre
(1387–1433)
Parents
Margaret of Clisson
John I of Blois-Châtillon
Children
Marguerite bâtarde de Bretagne
Siblings
Jean de l'Aigle, Viscount of Limoges
William of Blois, Count of Penthièvre
Charles de Châtillon, Baron d'Avaugour
Partners
Jeanne de Lalaing
NN
Isabelle of Burgundy