# Heyo Hamer

> (born 1931)

**Wikidata**: [Q75325834](https://www.wikidata.org/wiki/Q75325834)  
**Source**: https://4ort.xyz/entity/heyo-hamer


## References

1. Catalog of the German National Library
2. The Peerage
3. Integrated Authority File
4. Virtual International Authority File
5. CiNii Research
6. Genealogics