# Bernard I

> Duke of Saxony

**Wikidata**: [Q220799](https://www.wikidata.org/wiki/Q220799)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Bernard_I,_Duke_of_Saxony)  
**Source**: https://4ort.xyz/entity/bernard-i


## References

1. Integrated Authority File
2. Genealogics
3. Freebase Data Dumps. 2013
4. CERL Thesaurus
5. Sejm-Wielki.pl