| Official Name: | Qazi-ye Pain |
| Native Name: | قاضي پايين |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Qom |
| Subdivision Type2: | County |
| Subdivision Name2: | Qom |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Salafchegan |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Rahjerd-e Sharqi |
| Population As Of: | 2006 |
| Population Total: | 90 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 34.5353°N 50.4967°W |
Qazi-ye Pain (Persian: قاضي پايين, also Romanized as Qāẕī-ye Pā’īn; also known as Qāẕī-ye Soflá) is a village in Rahjerd-e Sharqi Rural District, Salafchegan District, Qom County, Qom Province, Iran. At the 2006 census, its population was 90, in 23 families.