# Arthen ap Seisyll

> King of Ceredigion and saint

**Wikidata**: [Q4505352](https://www.wikidata.org/wiki/Q4505352)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Arthen_ap_Seisyll)  
**Source**: https://4ort.xyz/entity/arthen-ap-seisyll


## References

1. Genealogics
2. [Source](https://www.llyfrgell.cymru/darganfod/oriel-ddigidol/deunydd-print/a-welsh-classical-dictionary/)