Marie of Brittany, Lady of La Guerche
Marie of Brittany was the Countess of Perche and Lady of La-Guerche from 1396 until 1414, and the Countess of Alençon from 1404 until 1414. In 1414, Marie’s titles became Duchess of Alençon, Countess of Perche, Lady of La-Guerche, when Charles VI... Wikipedia
Born: February 18, 1391, Nantes, France
Died: December 18, 1446 (age 55 years)
Grandchildren: René, Duke of Alençon, Jeanne d'Alençon, Comtesse de Beaumont-le-Roger, and Catherine d'Alençon
Children: John II, Duke of Alençon
Partner: John I, Duke of Alençon