| Official Name: | Kamalabad-e Pain |
| Native Name: | كمال ابادپائين |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Markazi |
| Subdivision Type2: | County |
| Subdivision Name2: | Arak |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Mashhad-e Miqan |
| Population As Of: | 2006 |
| Population Total: | 280 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 34.3406°N 49.7325°W |
Kamalabad-e Pain (Persian: كمال ابادپائين, also Romanized as Kamālābād-e Pā’īn; also known as Kamālābād-e Soflá) is a village in Mashhad-e Miqan Rural District, in the Central District of Arak County, Markazi Province, Iran. At the 2006 census, its population was 280, in 88 families.