# Johann Sigismund Kettler

> 10 Nov 1610 - 18 Apr 1678

**Wikidata**: [Q116187164](https://www.wikidata.org/wiki/Q116187164)  
**Source**: https://4ort.xyz/entity/johann-sigismund-kettler


## References

1. Genealogics
2. Virtual International Authority File
3. [Source](http://www.genealogics.org/getperson.php?personID=I00542070&tree=LEO)