# Constantine IV of Constantinople

> Ecumenical Patriarch of Constantinople from November 1154 to 1156.

**Wikidata**: [Q2994989](https://www.wikidata.org/wiki/Q2994989)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Constantine_IV_of_Constantinople)  
**Source**: https://4ort.xyz/entity/constantine-iv-of-constantinople