Welf Of Altdorf Count

Welf was born about 0745.  Welf's father was Ruthard In The Argengau Count and his mother is Hermenlindis ().  His paternal grandfather was Richbold In The Argengau Count and his paternal grandmother is Ermengarde (); his maternal grandfather is Berthold ().  He was an only child.  He died before 0800.  He was buried before 0800.

They had two sons named Welf I and Konrad I.