| Official Name: | Kohneh Lu |
| Native Name: | كهنه لو |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Varzaqan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Sina |
| Population As Of: | 2006 |
| Population Total: | 521 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 38.5464°N 46.5397°W |
Kohneh Lu (Persian: كهنه لو, also Romanized as Kohneh Lū and Kohnehlū; also known as Chakhnali) is a village in Sina Rural District, in the Central District of Varzaqan County, East Azerbaijan Province, Iran. At the 2006 census, its population was 521, in 104 families.