*Guelph (Gelf)(Welf) von Altdorf
born 0745
died 0823

father:
*Ruthard von Altdorf Count in the Argengau
born about 0715
died before 0776

mother:
*Hermenlindis

siblings:
unknown

spouse:
*daughter of Pepin (Pippin) III "the Short" King of France

children:
*Guelph (Gelf)(Welf) von Swabia Count of Andech and Bavaria
born 0776 Bavaria
died 0825

biographical and/or anecdotal:

notes or source:
ancestry.com