# Ludwig von Oldenburg-Januschau
**Wikidata**: [Q55858121](https://www.wikidata.org/wiki/Q55858121)  
**Source**: https://4ort.xyz/entity/ludwig-von-oldenburg-januschau


## References

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