| Official Name: | Bonarg |
| Native Name: | بنرگ |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | South Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Qaen |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Nimbeluk |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Nimbeluk |
| Population As Of: | 2006 |
| Population Total: | 81 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 33.8925°N 58.7831°W |
Bonarg (Persian: بنرگ, also Romanized as Bonrak and Bownark; also known as Būnzak) is a village in Nimbeluk Rural District, Nimbeluk District, Qaen County, South Khorasan Province, Iran. At the 2006 census, its population was 81, in 31 families.