| Official Name: | Qurtlujeh-e Sofla |
| Native Name: | قورتلوجه سفلي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Khoda Afarin |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Garamduz |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Garamduz |
| Population As Of: | 2006 |
| Population Total: | 590 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 39.4764°N 47.4989°W |
Qurtlujeh-e Sofla (Persian: قورتلوجه سفلي, also Romanized as Qūrtlūjeh-e Soflā) is a village in Garamduz Rural District, Garamduz District, Khoda Afarin County, East Azerbaijan Province, Iran. At the 2006 census, its population was 590, in 119 families.