Jacqueline de Longwy

Jacqueline de Longwy, Countess of BarsurSeine , Duchess of Montpensier, Dauphine of Auvergne was a French noblewoman, and a halfniece of King Francis I of France. She was the first wife of Louis III de Bourbon, Duke of Montpensier, and the mother of his six children. Charlotte de Bourbon, the third wife of William The Silent, Prince of Orange, was her daughter.

Jacqueline was born on an unknown date sometime before 1520, the youngest daughter of Jean IV de Longwy, Seigneur de Givry, Baron of Pagny and of Mirebeau and Jeanne of Angoulme, Countess of BarsurSeine , the illegitimate halfsister of King Francis I of France.

Source: Wikipedia