No.
Not exactly. It is a position within clergy, though.
Parishioner
Clergy
Monarch.
Monarch
I think the closest word to it would be monarch.
Monarch Clergy Nobles Knights Peasants Criminals
pastorate, conclave, priesthood, prelacy, ministry, the cloth, holy orders
The 1st and 2nd estates
Pope Clergy monks Kings Nobles
The pope could use interdict which would forbidd clergy from performing the sacraments or he could excommunicate the monarch. Excommunication would make null and void and contracts the monarch had.
There are 4 synonyms that you could use. They are as follows: monarch, ruler, royal leader, and sovereign.