# Gregory III of Constantinople

> Ecumenical Patriarch

**Wikidata**: [Q497368](https://www.wikidata.org/wiki/Q497368)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gregory_III_of_Constantinople)  
**Source**: https://4ort.xyz/entity/gregory-iii-of-constantinople


## References

1. Virtual International Authority File
2. Deutsche Digitale Bibliothek
3. [Source](https://www.deutsche-digitale-bibliothek.de/person/gnd/10094356X)
4. Freebase Data Dumps. 2013
5. CERL Thesaurus
6. HMML Authority File