| Official Name: | Allahlu |
| Native Name: | لله 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: | Ozomdel-e Jonubi |
| Population As Of: | 2006 |
| Population Total: | 820 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 38.5°N 46.6833°W |
Allahlu (Persian: لله لو, also Romanized as Allahlū; also known as ‘Alavī, Alyali, Lalahlū, Lalallū, Laleh Loo, and Lalehlū) is a village in Ozomdel-e Jonubi Rural District, in the Central District of Varzaqan County, East Azerbaijan Province, Iran. At the 2006 census, its population was 820, in 190 families.