# Duke Dao of Cao

> Ruler of Chinese State of Cao from 523 to 515 BCE

**Wikidata**: [Q59684](https://www.wikidata.org/wiki/Q59684)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Duke_Dao_of_Cao)  
**Source**: https://4ort.xyz/entity/duke-dao-of-cao


## References

1. Freebase Data Dumps. 2013