# Joan, Duchess of Brittany

> French duchess (1319–1384)

**Wikidata**: [Q257621](https://www.wikidata.org/wiki/Q257621)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Joan_of_Penthièvre)  
**Source**: https://4ort.xyz/entity/joan-duchess-of-brittany


## References

1. [Dukes of Brittany 1213-1514 (Dreux-Caret). Foundation for Medieval Genealogy](http://fmg.ac/Projects/MedLands/BRITTANY.htm#_Toc480020742)
2. The Peerage
3. general catalog of BnF
4. BnF authorities
5. Virtual International Authority File
6. Freebase Data Dumps. 2013
7. IdRef
8. CERL Thesaurus