# Johann Georg Freiherr von Maltzan
**Wikidata**: [Q55855621](https://www.wikidata.org/wiki/Q55855621)  
**Source**: https://4ort.xyz/entity/johann-georg-freiherr-von-maltzan


## References

1. Genealogics
2. Catalog of the German National Library
3. Integrated Authority File
4. Deutsche Biographie