# Welf I, Count of Altdorf

> father of Judith of Bavaria

**Wikidata**: [Q694696](https://www.wikidata.org/wiki/Q694696)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Welf_(father_of_Judith))  
**Source**: https://4ort.xyz/entity/welf-i-count-of-altdorf


## References

1. La Préhistoire des Capétiens
2. The Peerage
3. Freebase Data Dumps. 2013
4. Catalog of the German National Library
5. Sejm-Wielki.pl