| Official Name: | Ban Ab |
| Native Name: | بن اب |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Kerman |
| Subdivision Type2: | County |
| Subdivision Name2: | Arzuiyeh |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Dehsard |
| Population As Of: | 2006 |
| Population Total: | 67 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 28.7258°N 56.6778°W |
Ban Ab (Persian: بن اب, also Romanized as Ban Āb and Bonāb; also known as Banāt) is a village in Dehsard Rural District, in the Central District of Arzuiyeh County, Kerman Province, Iran. At the 2006 census, its population was 67, in 20 families.