# Johannes Coudenhove-Kalergi
**Wikidata**: [Q80819941](https://www.wikidata.org/wiki/Q80819941)  
**Source**: https://4ort.xyz/entity/johannes-coudenhove-kalergi


## References

1. Catalog of the German National Library
2. Virtual International Authority File
3. [Source](https://www.geni.com/people/Johannes-Hans-Coudenhove-Kalergi-von-Ronspergheim/6000000013143930808)
4. Sejm-Wielki.pl