| Official Name: | Rig Cheshmeh-ye Pain |
| Native Name: | ريگ چشمه پايين |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Golestan |
| Subdivision Type2: | County |
| Subdivision Name2: | Minudasht |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Qaleh Qafeh |
| Population As Of: | 2006 |
| Population Total: | 111 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 37.1261°N 55.4717°W |
Rig Cheshmeh-ye Pain (Persian: ريگ چشمه پايين, also Romanized as Rīg Cheshmeh-ye Pā’īn; also known as Rīgcheshmeh-ye Paeen) is a village in Qaleh Qafeh Rural District, in the Central District of Minudasht County, Golestan Province, Iran. At the 2006 census, its population was 111, in 30 families.