# Jean-Jacques De Geer
**Wikidata**: [Q111188076](https://www.wikidata.org/wiki/Q111188076)  
**Source**: https://4ort.xyz/entity/jean-jacques-de-geer


## References

1. Sveriges dödbok 1815–2022
2. [Source](https://runeberg.org/vemardet/1925/0162.html)
3. [Source](https://runeberg.org/vemardet/1933/0178.html)
4. [Source](https://runeberg.org/vemardet/1943/0176.html)
5. [Source](https://runeberg.org/vemardet/1945/0235.html)