Herbert IV, Count of Vermandois
Family and children
- Adelaide, Countess of Vermandois, married married first to Hugh Magnus, son of Henry I of France and younger brother of Philip I of France, and second to Renaud II, Count of Clermont-Beauvaisis. Adelaide had numerous children by both her husbands.
- Eudes I (Odo I), the Insane.
Eudes inherited the countships of Vermandois and Valois upon his father's death.
- Régine Le Jan, Famille et pouvoir dans le monde franc (VIIe-Xe siècle), (Publications de la Sorbonne, 2003), 322n, 535.
|Count of Vermandois