# Johann Sigmund Freiherr von Zeller

> Roman Catholic bishop

**Wikidata**: [Q55127412](https://www.wikidata.org/wiki/Q55127412)  
**Source**: https://4ort.xyz/entity/johann-sigmund-freiherr-von-zeller


## References

1. Czech National Authority Database
2. Integrated Authority File
3. Catholic-Hierarchy.org
4. [Source](https://www.deutsche-biographie.de/sfz86530.html)