# Ryszard Marczak

> Polish long distance runner

**Wikidata**: [Q7385406](https://www.wikidata.org/wiki/Q7385406)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ryszard_Marczak)  
**Source**: https://4ort.xyz/entity/ryszard-marczak


## References

1. World Athletics database
2. Olympedia