Background
His mother was Peronelle de Sully, the principal lady of Joan II, Countess of Burgundy"s household.
His mother was Peronelle de Sully, the principal lady of Joan II, Countess of Burgundy"s household.
Robert was a supporter of Joan II"s husband, Philip V of France. He succeeded his father as Count of Dreux c. 1293 and reigned until his death in 1329.