# Klas

> family name

**Wikidata**: [Q37303347](https://www.wikidata.org/wiki/Q37303347)  
**Source**: https://4ort.xyz/entity/klas-q37303347


## References

1. [2010 United States Census](https://www2.census.gov/topics/genealogy/2010surnames/names.zip)
2. frequency of family names in the Czech Republic
3. Digital Dictionary of Surnames in Germany. 2021
4. Internet Dictionary of Polish Surnames
5. [Source](https://nazwiska.ijp.pan.pl/haslo/show/name/KLAS)
6. FactGrid