# Viola, Duchess of Opole

> Bulgarian duchess

**Wikidata**: [Q7932997](https://www.wikidata.org/wiki/Q7932997)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Viola,_Duchess_of_Opole)  
**Source**: https://4ort.xyz/entity/viola-duchess-of-opole


## References

1. Sejm-Wielki.pl