# John II, Count of Helfenstein

> German count at Blaubeuren

**Wikidata**: [Q61140232](https://www.wikidata.org/wiki/Q61140232)  
**Source**: https://4ort.xyz/entity/john-ii-count-of-helfenstein


## References

1. Catalog of the German National Library
2. Genealogics
3. CERL Thesaurus