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Male Isembart II D' ALTDORF Click to view Isembart II D' ALTDORF in the family tree

Isembart II was born about 0735 in Altdorf, Uri Canton, Switzerland.  Isembart II's father was Engilbert II D' ALTDORF and his mother was Berthe de ALEMANNIE.  His paternal grandfather was Isembart I D' ALTDORF; his maternal grandparents were Huoching  D' ALEMANIE and Berthe de NEUSTRASIA.  He was an only child.  He died in 0805.


Isembart II's family with Hermengarde CAROLINGIANS

They had a son named Welf I von.