| Official Name: | Fay-ye Sofla |
| Native Name: | فاي سفلي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Khuzestan |
| Subdivision Type2: | County |
| Subdivision Name2: | Omidiyeh |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Jayezan |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Julaki |
| Population As Of: | 2006 |
| Population Total: | 40 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 30.8833°N 49.6833°W |
Fay-ye Sofla (Persian: فاي سفلي, also Romanized as Fāy-ye Soflá; also known as Fā-ye Pā’īn, Fā-ye Soflá, and Nāy-e Soflá) is a village in Julaki Rural District, Jayezan District, Omidiyeh County, Khuzestan Province, Iran. At the 2006 census, its population was 40, in 5 families.