# John III, Duke of Cleves

> First ruler of the United Duchies of Jülich-Cleves-Berg

**Wikidata**: [Q704339](https://www.wikidata.org/wiki/Q704339)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_III,_Duke_of_Cleves)  
**Source**: https://4ort.xyz/entity/john-iii-duke-of-cleves


## References

1. Integrated Authority File
2. Source
3. The Peerage
4. Freebase Data Dumps. 2013
5. CERL Thesaurus
6. Sejm-Wielki.pl