[1] He succeeded his father as Count of Maine, Guise, Mortain and Gien in 1472.
[2] René's surviving daughter Yolande received Bar and was already Duchess of Lorraine.
He also used the title of Duke of Calabria, in token of the claims to Naples he inherited from René.
[2] In 1474 he married Joan of Lorraine (1458 – 25 January 1480),[1] daughter of Frederick II of Vaudémont, but they had no children.
He willed his inheritance to his cousin Louis XI of France, whose heirs thus obtained a claim to the affairs of Italy, pursued in the next decades,[3] as well as the County of Provence which was later incorporated into France.