# Bolko I of Opole

> Duke of Opole and of Wieluń

**Wikidata**: [Q670447](https://www.wikidata.org/wiki/Q670447)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Bolko_I_of_Opole)  
**Source**: https://4ort.xyz/entity/bolko-i-of-opole


## References

1. Virtual International Authority File
2. Freebase Data Dumps. 2013
3. Sejm-Wielki.pl