William, Duke of Brunswick-Grubenhagen

William of Brunswick-Grubenhagen
Noble family	House of Welf
Father	Henry I, Duke of Brunswick-Grubenhagen
Mother	Agnes of Meissen
Born	c. 1298
Died	1360

William of Brunswick-Grubenhagen (c. 1298 – 1360) was a Prince of Brunswick-Grubenhagen.

Life

He was the third son of Duke Henry I "Mirabilis" of Brunswick-Grubenhagen and his wife Agnes, née Countess of Meissen. After his father's death in 1322, he ruled Grubenhagen jointly with his brothers, Henry II and Ernest I.

William died childless in 1360. After his death, his brother Ernest ruled the principality of Grubenhagen alone.

William, Duke of Brunswick-Grubenhagen House of Welf Cadet branch of the Dukes of Brunswick-Lüneburg Born: circa 1298 Died: 1360
Preceded by Henry I	Duke of Brunswick-Lüneburg Prince of Grubenhagen 1322-1360	Succeeded by Ernest I

Ancestry

Ancestors of William, Duke of Brunswick-Grubenhagen

16. William of Winchester

8. Otto I, Duke of Brunswick-Lüneburg

17. Helena of Denmark

4. Albert I, Duke of Brunswick-Lüneburg

18. Albert II, Margrave of Brandenburg

9. Matilda of Brandenburg

19. Matilda of Lusatia

2. Henry I, Duke of Brunswick-Lüneburg

20. William VI, Marquess of Montferrat

10. Boniface II, Marquess of Montferrat

21. Berta di Clavesana

5. Adelheid of Montferrat

22. Amadeus IV, Count of Savoy

11. Margaret of Savoy

23. Marguerite of Burgundy

1. William, Duke of Brunswick-Grubenhagen

24. Dietrich I, Margrave of Meissen

12. Henry III, Margrave of Meissen

25. Jutta of Thuringia

6. Albert II, Margrave of Meissen

26. Leopold VI, Duke of Austria

13. Constantia of Austria

27. Theodora Angelina

3. Agnes of Meissen

28. Henry VI, Holy Roman Emperor

14. Frederick II, Holy Roman Emperor

29. Constance, Queen of Sicily

7. Margaret of Sicily

30. John, King of England

15. Isabella of England

31. Isabella of Angoulême

References and sources

Paul Zimmermann: Das Haus Braunschweig-Grubenhagen, Wolfenbüttel, 1911