# Walther Gruner

> German-born singing teacher and operatic baritone

**Wikidata**: [Q22959317](https://www.wikidata.org/wiki/Q22959317)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Walther_Gruner)  
**Source**: https://4ort.xyz/entity/walther-gruner


## References

1. MusicBrainz