# Ernest Augustus I, Duke of Saxe-Weimar-Eisenach

> Duke of Saxe-Weimar and Saxe-Eisenach

**Wikidata**: [Q65885](https://www.wikidata.org/wiki/Q65885)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ernest_Augustus_I,_Duke_of_Saxe-Weimar-Eisenach)  
**Source**: https://4ort.xyz/entity/ernest-augustus-i-duke-of-saxe-weimar-eisenach


## References

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