| Official Name: | Hajjiabad-e Nughab |
| Native Name: | حاجي ابادنوغاب |
| Settlement Type: | village |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | South Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Qaen |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Mahyar |
| Population As Of: | 2006 |
| Population Total: | 1,023 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
Hajjiabad-e Nughab (Persian: حاجي ابادنوغاب, also Romanized as Ḩājjīābād-e Nūghāb; also known as Nūghāb-e Ḩājjīābād (Persian: نوغاب حاجي اباد)) is a village in Mahyar Rural District, in the Central District of Qaen County, South Khorasan Province, Iran. At the 2006 census, its population was 1,023, in 238 families.