| Official Name: | Tomanak-e Sofla |
| Native Name: | تمنك سفلي |
| Settlement Type: | village |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Kohgiluyeh and Boyer-Ahmad |
| Subdivision Type2: | County |
| Subdivision Name2: | Dana |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Pataveh |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Pataveh |
| Population As Of: | 2006 |
| Population Total: | 39 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
Tomanak-e Sofla (Persian: تمنك سفلي, also Romanized as Tomanak-e Soflá) is a village in Pataveh Rural District, Pataveh District, Dana County, Kohgiluyeh and Boyer-Ahmad Province, Iran. At the 2006 census, its population was 39, in 7 families.