# Euphemia of Masovia

> Polish noblewoman (1395-1447)

**Wikidata**: [Q527861](https://www.wikidata.org/wiki/Q527861)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Euphemia_of_Masovia)  
**Source**: https://4ort.xyz/entity/euphemia-of-masovia


## References

1. Integrated Authority File
2. CERL Thesaurus
3. Sejm-Wielki.pl