# Ann Hallenberg

> opera singer

**Wikidata**: [Q4495112](https://www.wikidata.org/wiki/Q4495112)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ann_Hallenberg)  
**Source**: https://4ort.xyz/entity/ann-hallenberg


## References

1. BnF authorities
2. Integrated Authority File
3. International Standard Name Identifier
4. MusicBrainz
5. Virtual International Authority File
6. CiNii Research
7. Discogs
8. BBC Things
9. performing-arts.ch