# Catherine Dolgorukov

> mistress and morganatic wife of Tsar Alexander II

**Wikidata**: [Q242892](https://www.wikidata.org/wiki/Q242892)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Catherine_Dolgorukova)  
**Source**: https://4ort.xyz/entity/catherine-dolgorukov


## References

1. Czech National Authority Database
2. Source
3. The Peerage
4. Catalog of the German National Library
5. International Standard Name Identifier
6. Find a Grave
7. Brockhaus Enzyklopädie
8. BnF authorities
9. Freebase Data Dumps. 2013
10. Virtual International Authority File
11. LIBRIS. 2017
12. Sejm-Wielki.pl