Gaston, Duke of Orléans
She lived an uninhibited private life and had relationships with the French Ambassador, Marini, her brother-in-law, Maurizio, and Count Filippo d'Aglié, a handsome learned and courageous man who remained faithful to her all her life. She encouraged her son Charles Emmanuel to marry her niece Françoise Madeleine d'Orléans, the youngest surviving daughter of Gaston, Duke of Orléans, her youngest brother. They married 3 Apr 1663.