# Helmut Roloff

> German musician and spy (1912–2001)

**Wikidata**: [Q86238](https://www.wikidata.org/wiki/Q86238)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Helmut_Roloff)  
**Source**: https://4ort.xyz/entity/helmut-roloff


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. CiNii Research
4. MusicBrainz
5. Discogs
6. Freebase Data Dumps. 2013
7. Virtual International Authority File