# Eugen Ketterl

> Austrian valet of Emperor Franz Joseph I.

**Wikidata**: [Q26428246](https://www.wikidata.org/wiki/Q26428246)  
**Source**: https://4ort.xyz/entity/eugen-ketterl


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Bibliography of the History of the Czech Lands