- exarch - a bishop in one of several Eastern Orthodox churches in North America
--1 is a kind of bishop
- exarch - a bishop in eastern Christendom who holds a place below a patriarch but above a metropolitan
--2 is a kind of bishop
- exarch - a viceroy who governed a large province in the Roman Empire
--3 is a kind of viceroy, vicereine
- exarch - a bishop in eastern Christendom who holds a place below a patriarch but above a metropolitan