# William, Duke of Brunswick-Grubenhagen

> German aristocrat, Duke of Brunswick-Grubenhagen (ca. 1298–1360)

**Wikidata**: [Q519144](https://www.wikidata.org/wiki/Q519144)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/William,_Duke_of_Brunswick-Grubenhagen)  
**Source**: https://4ort.xyz/entity/william-duke-of-brunswick-grubenhagen


## References

1. The Peerage
2. FactGrid
3. Freebase Data Dumps. 2013
4. Sejm-Wielki.pl