| Official Name: | Abr |
| Native Name: | ابر |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Semnan |
| Subdivision Type2: | County |
| Subdivision Name2: | Shahrud |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Bastam |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Kharqan |
| Population As Of: | 2006 |
| Population Total: | 1,383 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 36.7078°N 55.0853°W |
Abr (fa|ابر; also known as Abz) is a village in Kharqan Rural District, Bastam District, Shahrud County, Semnan province, Iran. At the 2006 census, its population was 1,383, in 355 families.