| Official Name: | Karkaj |
| Native Name: | كركج |
| Settlement Type: | city |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Tabriz |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Meydan Chay |
| Population As Of: | 2006 |
| Population Total: | 8,228 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 38.0364°N 46.4317°W |
Karkaj (Persian: كركج; also turkish as Gargaj, Karga, Kargaj, Kargeh, and Kiarga) is a village in Meydan Chay Rural District, in the Central District of Tabriz County, East Azerbaijan Province, Iran. At the 2006 census, its population was 8,228, in 2,162 families.