Françoise Madeleine d'Orléans (13 October 1648 – 14 January 1664) was born at the Château de Saint Germain en Laye and was the youngest surviving daughter of Gaston of Orléans and his second wife Marguerite of Lorraine. From birth, she was styled "Mademoiselle de Valois". She was the favourite sister of "La Grande Mademoiselle". She grew up in the company of her sisters at the Château de Blois. Under the influence of her paternal aunt Christine, Dowager Duchess of Savoy, she was engaged to her first cousin Charles Emmanuel II, Duke of Savoy.