| Official Name: | Posht Par |
| Native Name: | پشت پر |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Fars |
| Subdivision Type2: | County |
| Subdivision Name2: | Mamasani |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Mahvarmilani |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Mahur |
| Population As Of: | 2006 |
| Population Total: | 47 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 29.9194°N 51.2633°W |
Posht Par (Persian: پشت پر, also Romanized as Poshtpar) is a village in Mahur Rural District, Mahvarmilani District, Mamasani County, Fars Province, Iran. At the 2006 census, its population was 47, in 11 families.