| Official Name: | Hasanabad-e Kuh Gach |
| Native Name: | حسن ابادكوه گچ |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Tehran |
| Subdivision Type2: | County |
| Subdivision Name2: | Varamin |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Javadabad |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Behnamarab-e Jonubi |
| Population As Of: | 2006 |
| Population Total: | 291 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 35.1967°N 51.8°W |
Hasanabad-e Kuh Gach (Persian: حسن ابادكوه گچ, also Romanized as Ḩasanābād-e Kūh Gach; also known as Ḩasanābād-e ‘Arab and Ḩasanābād) is a village in Behnamarab-e Jonubi Rural District, Javadabad District, Varamin County, Tehran Province, Iran. At the 2006 census, its population was 291, in 69 families.