| Official Name: | Nansa |
| Native Name: | نانسا |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | East Azerbaijan |
| Subdivision Type2: | County |
| Subdivision Name2: | Ajab Shir |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Khezerlu |
| Population As Of: | 2006 |
| Population Total: | 899 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 37.4314°N 45.9253°W |
Nansa (Persian: نانسا, also Romanized as Nānsā’) is a village in Khezerlu Rural District, in the Central District of Ajab Shir County, East Azerbaijan Province, Iran. At the 2006 census, its population was 899, in 234 families.
Most of the people of this village are engaged in agriculture and animal husbandry.