| Official Name: | Bahangar |
| Native Name: | بهانگر |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Razavi Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Davarzan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Bashtin |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Mehr |
| Population As Of: | 2017 |
| Population Total: | 123 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 36.3294°N 57.17°W |
Bahangar (Persian: بهانگر, also Romanized as Bahangar and Bahongar; also known as Bahāngar and Kolā Khūnī) is a village in Mehr Rural District, Bashtin District, Davarzan County, Razavi Khorasan Province, Iran. At the 2017 census, its population was 123, in 45 families.