| Official Name: | Somar Jan |
| Native Name: | سمارجان |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Fars |
| Subdivision Type2: | County |
| Subdivision Name2: | Bavanat |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Simakan |
| Population As Of: | 2006 |
| Population Total: | 174 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 30.3878°N 53.5019°W |
Somar Jan (Persian: سمارجان, also Romanized as Somār Jān; also known as Somād Jān) is a village in Simakan Rural District, in the Central District of Bavanat County, Fars Province, Iran. As of the 2006 census, its population was 174, in 40 families.