| Official Name: | Potahk |
| Native Name: | پتهك |
| Settlement Type: | village |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Sistan and Baluchestan |
| Subdivision Type2: | County |
| Subdivision Name2: | Qasr-e Qand |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Holunchekan |
| Population As Of: | 2006 |
| Population Total: | 101 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
Potahk (Persian: پتهك) is a village in Holunchekan Rural District in the Central District of Qasr-e Qand County, Sistan and Baluchestan Province, Iran. At the 2006 census, its population was 101, in 24 families.