# Louis Gertrude de Joncourt

> 26 Nov 1711 St.Quentin - 16 Oct 1788 's-Gravenhage

**Wikidata**: [Q97009439](https://www.wikidata.org/wiki/Q97009439)  
**Source**: https://4ort.xyz/entity/louis-gertrude-de-joncourt


## References

1. Genealogics