Another Margaret of Valois ( 5 June1523 - 14 September1574 ) ('''Marguerite de Valois''') was the sister of Henry II Of France , the daughter of Francois I Of France . She married Emmanuel Philibert, the duke of Savoy, as part of a treaty between the duke, her brother, and the king of Spain. Her niece, Elisabeth Of Valois (Isabella of Valois) married Philip II Of Spain . Margaret survived her husband with three daughters.
