# Maria-Irmgard Gräfin von Ballestrem

> (1908-1993)

**Wikidata**: [Q75359769](https://www.wikidata.org/wiki/Q75359769)  
**Source**: https://4ort.xyz/entity/maria-irmgard-gr-fin-von-ballestrem


## References

1. [Source](https://www.geni.com/people/Maria-Irmgard-Gfin-von-Ballestrem/6000000024157032038)
2. The Peerage
3. [Source](https://genealogy.euweb.cz/other/biron.html)
4. [Source](https://web.archive.org/web/20190118190528/http://www.angelfire.com/realm/gotha/gotha/biron.html/)