# Johann Ernst III, Duke of Saxe-Weimar

> Duke of Saxe-Weimar from 1683–1707 (1664-1707)

**Wikidata**: [Q61972](https://www.wikidata.org/wiki/Q61972)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/John_Ernest_III)  
**Source**: https://4ort.xyz/entity/johann-ernst-iii-duke-of-saxe-weimar


## References

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