Agnes of Poitou Holy Roman Empress (1025–1077) Parents Agnes of Burgundy, Duchess of Aquitaine William V, Duke of Aquitaine Children Conrad II, Duke of Bavaria Judith of Swabia Matilda of Swabia Adelaide II, Abbess of Quedlinburg Henry IV Siblings Odo of Gascony William VIII, Duke of Aquitaine William VI, Duke of Aquitaine William VII, Duke of Aquitaine Béatrice, Countess of Melgueil Adelais Partners Henry III
