# Æthelfrith of Northumbria

> Bernician king

**Wikidata**: [Q272196](https://www.wikidata.org/wiki/Q272196)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Æthelfrith)  
**Source**: https://4ort.xyz/entity/thelfrith-of-northumbria


## References

1. The Peerage
2. Gran Enciclopèdia Catalana
3. Freebase Data Dumps. 2013