# Stefan Witkowski

> chess player (1931–2007)

**Wikidata**: [Q4112418](https://www.wikidata.org/wiki/Q4112418)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Stefan_Witkowski)  
**Source**: https://4ort.xyz/entity/stefan-witkowski


## References

1. Virtual International Authority File
2. OlimpBase
3. ratings.fide.com