# Johann Freiherr von Danckelman
**Wikidata**: [Q55843619](https://www.wikidata.org/wiki/Q55843619)  
**Source**: https://4ort.xyz/entity/johann-freiherr-von-danckelman


## References

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