| Official Name: | Chahab |
| Native Name: | چاه اب |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Fars |
| Subdivision Type2: | County |
| Subdivision Name2: | Marvdasht |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Dorudzan |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Abarj |
| Population As Of: | 2006 |
| Population Total: | 30 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 30.2064°N 52.5947°W |
Chahab (Persian: چاه اب, also Romanized as Chāhāb; also known as Chāh Āb-e Gol Mīān) is a village in Abarj Rural District, Dorudzan District, Marvdasht County, Fars Province, Iran. At the 2006 census, its population was 30, in 4 families.