# Udo IV, Margrave of the Nordmark

> Margrave of the Nordmark

**Wikidata**: [Q110275](https://www.wikidata.org/wiki/Q110275)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Udo_IV,_Margrave_of_the_Nordmark)  
**Source**: https://4ort.xyz/entity/udo-iv-margrave-of-the-nordmark


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. CERL Thesaurus
4. Sejm-Wielki.pl