Koy Sanjaq, also called Koye is a town and district in Erbil Governorate in Kurdistan Region, Iraq. In the town, there is a Chaldean Catholic chu…Koy Sanjaq, also called Koye is a town and district in Erbil Governorate in Kurdistan Region, Iraq. In the town, there is a Chaldean Catholic church of Mar Yousif, constructed in 1923. The name of the town is derived from "köy" and "sanjaq", and thus Koy Sanjaq translates to "village of the flag".