# Johan Mannerheim

> Finnish-Swedish baron and industrialist

**Wikidata**: [Q5975017](https://www.wikidata.org/wiki/Q5975017)  
**Source**: https://4ort.xyz/entity/johan-mannerheim


## References

1. Dictionary of Swedish National Biography
2. [Q110246662](https://runeberg.org/elgenst/5/0191.html)
3. Genealogics
4. Virtual International Authority File
5. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
6. LIBRIS. 2012