# Jan Mazurkiewicz

> Polish doctor, psychiatrist, psychologist, rector of the University of Warsaw (1871-1947)

**Wikidata**: [Q8863380](https://www.wikidata.org/wiki/Q8863380)  
**Source**: https://4ort.xyz/entity/jan-mazurkiewicz-q8863380


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Sejm-Wielki.pl