| Official Name: | Ardakul |
| Native Name: | اردكول |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | South Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Zirkuh |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central District |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Zirkuh |
| Population As Of: | 2006 |
| Population Total: | 445 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 33.4864°N 60.0433°W |
Ardakul (Persian: اردكول, also Romanized as Ardakūl, Ardekūl, and Ardakool; also known as Adkalā, Ardehkūl, and Qalat Atkhul) is a village in Zirkuh Rural District, Central District, Zirkuh County, South Khorasan Province, Iran. At the 2006 census, its population was 445, in 126 families.