# Piotr Firlej

> Polish nobleman

**Wikidata**: [Q4484974](https://www.wikidata.org/wiki/Q4484974)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Piotr_Firlej)  
**Source**: https://4ort.xyz/entity/piotr-firlej


## References

1. Polish Biographical Archive
2. Freebase Data Dumps. 2013
3. Early Modern Letters Online
4. Sejm-Wielki.pl