# Otto III

> Duke of Brunswick-Lüneburg

**Wikidata**: [Q70817](https://www.wikidata.org/wiki/Q70817)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Otto_III,_Duke_of_Brunswick-Lüneburg)  
**Source**: https://4ort.xyz/entity/otto-iii-q70817


## References

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