Welf I von ALTDORF
Welf I von was born about 0778 in Altdorf, Uri Canton, Switzerland.

 Hedwig Engilwich WITTELSBACH
Hedwig Engilwich was born about 0780 in Bavaria, Schwaben, Germany.

 Konrad I Duke of BURGUNDY
Konrad I Duke of was born about 0800 in Altdorf, Uri Canton, Switzerland.  He died in Auxerre, Yonne, Bourgogne, France.