| Official Name: | Kuh Sefid-e Sofla |
| Native Name: | كوه سفيدسفلي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Razavi Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Mashhad |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Razaviyeh |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Pain Velayat |
| Population As Of: | 2006 |
| Population Total: | 125 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 35.7783°N 60.4547°W |
Kuh Sefid-e Sofla (Persian: كوه سفيدسفلي, also Romanized as Kūh Sefīd-e Soflá; also known as Kūh Sefīd-e Pā’īn) is a village in Pain Velayat Rural District, Razaviyeh District, Mashhad County, Razavi Khorasan Province, Iran. At the 2006 census, its population was 125, in 28 families.