Joan of Ponthieu, Dame of Epernon, French noblewoman

Joan of Ponthieu, Dame of Epernon

French countess

Jeanne de Ponthieu, dame d'Épernon, Countess of Vendôme and of Castres, better known in English as Joan of Ponthieu, was a French vassal; she was Dame d'Épernon suo jure by inheritance from 1343 to 1376. She was the youngest daughter of Jean II de Ponthieu, Count of Aumale. She…