# Gräfin Johanna von Clam und Gallas

> 20 Nov 1778 Praha, Bohemia - 16 Oct 1810 Rokycany

**Wikidata**: [Q110456146](https://www.wikidata.org/wiki/Q110456146)  
**Source**: https://4ort.xyz/entity/gr-fin-johanna-von-clam-und-gallas


## References

1. Genealogics
2. FactGrid