# Sophie Keller

> Danish opera singer (1850-1929)

**Wikidata**: [Q4958500](https://www.wikidata.org/wiki/Q4958500)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sophie_Keller)  
**Source**: https://4ort.xyz/entity/sophie-keller


## References

1. Dansk Biografisk Leksikon, 3rd edition