| Official Name: | Hasanabad |
| Native Name: | حسن اباد |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Mazandaran |
| Subdivision Type2: | County |
| Subdivision Name2: | Mahmudabad |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Ahlamerestaq-e Jonubi |
| Population As Of: | 2006 |
| Population Total: | 173 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 36.5583°N 52.3228°W |
Hasanabad (Persian: حسن اباد, also Romanized as Ḩasanābād) is a village in Ahlamerestaq-e Jonubi Rural District, in the Central District of Mahmudabad County, Mazandaran Province, Iran.
It is located on the Caspian Sea.
At the 2006 census, its population was 173, in 43 families.