# Catherine of Masovia

> Polish princess in House of Piast

**Wikidata**: [Q11737114](https://www.wikidata.org/wiki/Q11737114)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Catherine_of_Masovia)  
**Source**: https://4ort.xyz/entity/catherine-of-masovia


## References

1. Kniaziowie litewsko-ruscy od końca czternastego wieku
2. Sejm-Wielki.pl