# István, Graf Haller de Hallerkeö

> - 1839

**Wikidata**: [Q131732228](https://www.wikidata.org/wiki/Q131732228)  
**Source**: https://4ort.xyz/entity/istv-n-graf-haller-de-hallerke-


## References

1. Genealogics
2. Biographical encyclopedia of Maros County