Welf III, Count of Altdorf
Frankish noble
(0940–1030)
Parents
Rudolf II, Count of Altdorf
Itha of Öhningen
Children
Itha Gräfin von Kilchberg
Welf, Duke of Carinthia
Kunigunde of Altdorf
Siblings
Richlind of Altdorf
Kuno I Graf von Altdorf
Heinrich Graf von Altdorf
Partners
Imiza of Luxembourg