# Sweyn Haakonsson

> earl of the house of Hlaðir and co-ruler of Norway

**Wikidata**: [Q31709](https://www.wikidata.org/wiki/Q31709)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sweyn_Haakonsson)  
**Source**: https://4ort.xyz/entity/sweyn-haakonsson


## References

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