| Official Name: | Sena Jan |
| Native Name: | سناجان |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Chaharmahal and Bakhtiari |
| Subdivision Type2: | County |
| Subdivision Name2: | Borujen |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Gandoman |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Gandoman |
| Population As Of: | 2006 |
| Population Total: | 178 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 31.8828°N 51.0892°W |
Sena Jan (Persian: سناجان, also Romanized as Senā Jān; also known as Sanāgān, Sinagūn, and Sīneh Gūm) is a village in Gandoman Rural District, Gandoman District, Borujen County, Chaharmahal and Bakhtiari Province, Iran. At the 2006 census, its population was 178, in 52 families. The village is populated by Lurs.[1]