# Jan Gruszczyński
**Wikidata**: [Q30903202](https://www.wikidata.org/wiki/Q30903202)  
**Source**: https://4ort.xyz/entity/jan-gruszczy-ski-q30903202


## References

1. [Source](https://bs.sejm.gov.pl/F?func=find-acc&acc_sequence=000025024&find_code=SYS&local_base=ARS10)
2. Sejm-Wielki.pl