# William IV, Duke of Aquitaine

> Duke of Aquitaine from 963 to 990

**Wikidata**: [Q708547](https://www.wikidata.org/wiki/Q708547)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/William_IV,_Duke_of_Aquitaine)  
**Source**: https://4ort.xyz/entity/william-iv-duke-of-aquitaine


## References

1. Freebase Data Dumps. 2013
2. Sejm-Wielki.pl