Who was William I wife?
Matilda of Flanders
Ancestors of Main Page16. Baldwin III, Count of Flanders8. Arnulf II, Count of Flanders17. Mathilde Billung of Saxony4. Baldwin IV, Count of Flanders18. Berengar II of Italy9. Rozala of Italy19. Willa of Tuscany2. Baldwin V, Count of Flanders20. Siegfried, Count of Luxembourg10. Frederick of Luxembourg21. Hedwig of Nordgau5. Ogive of Luxembourg22. Heribert von der Wetterau11. Ermentrude, Countess of Gleiberg23. Irmintrudis von Avalgau1. Matilda of Flanders24. Hugh the Great12. Hugh Capet25. Hedwige of Saxony6. Robert II of France26. William III, Duke of Aquitaine13. Adelaide of Aquitaine27. Adèle of Normandy3. Adela of France28. Boso II, Count of Arles14. William I, Count of Provence29. Constance7. Constance of Arles30. Fulk II, Count of Anjou15. Adelaide of Anjou31. Gerberga