Madeleine of France, also called Magdalena of Valois, was a French princess who became Princess of Viana by marriage to Gaston of Foix. She was the regent of Navarre between 1479 and 1494 during the minority of her two children, each of whom became monarchs of Navarre: Francis I and Catherine I.

Catherine was Queen of Navarre from 1483 until 1517. She was also Duchess of Gandia, Montblanc, and Peñafiel, Countess of Foix, Bigorre, and Ribagorza, and Viscountess of Béarn.