Henry IX, Duke of Bavaria Duke of Bavaria (1075–1126) Parents Judith of Flanders, Countess of Northumbria Welf I, Duke of Bavaria Children Conrad of Bavaria Sophia of Bavaria Judith of Bavaria, Duchess of Swabia Mathilde of Bavaria Henry X Wolfhilde of Bavaria Welf VI, Margrave of Tuscany Siblings Welf II, Duke of Bavaria Skuli Tostisson Kongsfostre Adelheid of Bavaria Ketel (?) Partners Wulfhilde of Saxony
