# Mario Castelnuovo

> Italian singer-songwriter

**Wikidata**: [Q3848423](https://www.wikidata.org/wiki/Q3848423)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Mario_Castelnuovo)  
**Source**: https://4ort.xyz/entity/mario-castelnuovo


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. MusicBrainz
4. ADAGP directory
5. DACS register