# Otto IV, Count of Ravensberg

> Count of Ravensberg

**Wikidata**: [Q2039351](https://www.wikidata.org/wiki/Q2039351)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Otto_IV,_Count_of_Ravensberg)  
**Source**: https://4ort.xyz/entity/otto-iv-count-of-ravensberg


## References

1. The Peerage
2. Virtual International Authority File
3. [Medieval Lands](http://fmg.ac/Projects/MedLands/SAXON%20NOBILITY.htm#OttoIVRavensbergdied1328)
4. CERL Thesaurus
5. Catalog of the German National Library