Blanche de Courtenay
Blanche de Courtenay (died 1240), dame de Bléneau, was a daughter of Robert I of Courtenay, lord of Champignelles. She was the first wife of Louis I, count of Sancerre, and mother of John I, who succeeded as count in 1268.
Blanche de Courtenay (died 1240), dame de Bléneau, was a daughter of Robert I of Courtenay, lord of Champignelles. She was the first wife of Louis I, count of Sancerre, and mother of John I, who succeeded as count in 1268.