# Isaac Tzetzes

> Byzantine grammarian and official, brother of Ioannis Tzetzes

**Wikidata**: [Q3154779](https://www.wikidata.org/wiki/Q3154779)  
**Source**: https://4ort.xyz/entity/isaac-tzetzes


## References

1. BnF authorities
2. general catalog of BnF
3. Virtual International Authority File
4. [BnF authorities](http://data.bnf.fr/ark:/12148/cb10336333j)
5. HMML Authority File