| Official Name: | Sadatabad |
| Native Name: | سادات اباد |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Hamadan |
| Subdivision Type2: | County |
| Subdivision Name2: | Tuyserkan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Qolqol Rud |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Qolqol Rud |
| Population As Of: | 2006 |
| Population Total: | 73 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 34.4225°N 48.3222°W |
Sadatabad (Persian: سادات اباد, also Romanized as Sādātābād; also known as Dareh ‘Os̄mān, Darreh ‘Os̄mān, Darreh-ye ‘Os̄mān, Dar Sābān, Dar Sāpān, and Dār Uspān) is a village in Qolqol Rud Rural District, Qolqol Rud District, Tuyserkan County, Hamadan Province, Iran. At the 2006 census, its population was 73, in 21 families.