# Ludwig zu Sayn-Wittgenstein-Berleburg

> Russian aristocrat (1799-1866)

**Wikidata**: [Q467946](https://www.wikidata.org/wiki/Q467946)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ludwig_zu_Sayn-Wittgenstein-Berleburg)  
**Source**: https://4ort.xyz/entity/ludwig-zu-sayn-wittgenstein-berleburg


## References

1. Integrated Authority File
2. The Peerage
3. Q121885404
4. Virtual International Authority File
5. Freebase Data Dumps. 2013
6. CERL Thesaurus
7. Sejm-Wielki.pl