| Koy Sinjaq District | |
| Native Name: | قەزای کۆیە Arabic: قضاء كويسنجق |
| Settlement Type: | District |
| Subdivision Type: | Country |
| Subdivision Name: |  Iraq |
| Subdivision Type1: | Autonomous region |
| Subdivision Type2: | Governorate |
| Subdivision Name2: | Erbil Governorate |
| Timezone: | AST |
| Utc Offset: | +3 |
Koy Sanjaq District (Kurdish: قەزای کۆیە|Qezay Koye; Arabic: قضاء كويسنجق) is a district in Kurdistan Region, Iraq. The district encompass five Sub-Districts Shorash, Ashti, Segrdkan and Taqtaq, it is neighbored from east and south by the Little Zab river, which separates it from Governorate of Kirkuk and Suleimaniyah, and is bordered to the north east of Mount Haibat Sultan and embraced by the west of Mount Bawage [1]