# Otto I, Duke of Brunswick-Harburg

> Prince of Lüneburg and Baron of Harburg

**Wikidata**: [Q67167](https://www.wikidata.org/wiki/Q67167)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Otto_I,_Duke_of_Brunswick-Harburg)  
**Source**: https://4ort.xyz/entity/otto-i-duke-of-brunswick-harburg


## References

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