Lambert of Chalon
He was the son of Robert of Dijon and Ingeltrude, and the brother to Robert, viscount of Chalon. Around 968, he married Adelaide of Chalon, the daughter of Gilbert, Duke of Burgundy and widow of Robert of Vermandois. Their children included Hugh, count of Chalon and bishop of Auxerre, and Gerberga, who was married to Adalbert of Italy.
He was succeeded in Chalon by his son Hugh.