Joan I of Auvergne (May 8, 1326 – September 29, 1360, Chateau d'Argilly) is the daughter of William XII, Count of Auvergne and Boulogne, by his wife, Margaret, a sister of Philip III of Navarre.
She is Queen of France by her marriage to King John II.
She inherits the counties of Auvergne and Boulogne after the death of her father.