Marguerite de Navarre
On 20 October 1548, at Moulins, Antoine married Jeanne d'Albret, the daughter of Henry II of Navarre and his wife Marguerite de Navarre. After his father-in-law's death in May 1555, he became King of Navarre, Count of Foix, of Bigorre, of Armagnac, of Périgord, and Viscount of Béarn. It was reported that Jeanne was much in love with him.