# Rhodri Mawr

> King of Gwynedd who unified much of Wales and defeated Viking incursions (820–878)

**Wikidata**: [Q470862](https://www.wikidata.org/wiki/Q470862)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Rhodri_Mawr)  
**Source**: https://4ort.xyz/entity/rhodri-mawr


## References

1. Genealogics
2. Freebase Data Dumps. 2013