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Male Welf I von ALTDORF Click to view Welf I von ALTDORF in the family tree

Welf I von was born about 0778 in Altdorf, Uri Canton, Switzerland.  Welf I von's father was Isembart II  D'ALTDORF and his mother was Hermengarde CAROLINGIANS.  His paternal grandparents were Engilbert II D' ALTDORF and Berthe  D' ALLEMANIA; his maternal grandparents were Pepin 'The Short' King of FRANCE and Berthe (Bertrada) 'Broadfoot'  de LAON.  He was an only child.  He died in Bavaria, Schwaben, Germany.


Welf I von's family with Engilwich Hedwig WITTELSBACH

They had a daughter named Judith Andech von .