# Charles Grethen

> Luxembourgian male middle-distance runner

**Wikidata**: [Q25909368](https://www.wikidata.org/wiki/Q25909368)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Charles_Grethen)  
**Source**: https://4ort.xyz/entity/charles-grethen


## References

1. World Athletics database
2. Charles Grethen. Olympedia