Marie of Berry, suo jure Duchess of Auvergne, Countess of Montpensier (c. 1375 – June 1434) was the daughter of John, Duke of Berry, and Joanna of Armagnac. She was married three times. She acted as administrator for her third husband John I, Duke of Bourbon, during his imprisonment in England after he was captured following the French defeat at the Battle of Agincourt in 1415.