# Frederick I of Saxe-Gotha-Altenburg

> First Duke of Saxe-Gotha-Altenburg (1646-1691)

**Wikidata**: [Q63770](https://www.wikidata.org/wiki/Q63770)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Frederick_I,_Duke_of_Saxe-Gotha-Altenburg)  
**Source**: https://4ort.xyz/entity/frederick-i-of-saxe-gotha-altenburg


## References

1. Integrated Authority File
2. The Peerage
3. Find a Grave
4. International Standard Name Identifier
5. [Source](http://www.die-fruchtbringende-gesellschaft.de/files/fg_beacon.txt)
6. Freebase Data Dumps. 2013
7. Virtual International Authority File
8. Czech National Authority Database
9. Sejm-Wielki.pl