# Oliver Widmer

> Swiss bass-baritone

**Wikidata**: [Q16196335](https://www.wikidata.org/wiki/Q16196335)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Oliver_Widmer)  
**Source**: https://4ort.xyz/entity/oliver-widmer


## References

1. BnF authorities
2. datos.bne.es
3. general catalog of BnF
4. Virtual International Authority File
5. MusicBrainz
6. Theaterlexikon der Schweiz
7. performing-arts.ch