| Official Name: | Qaleh Gachi |
| Native Name: | قلعه گچي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Fars |
| Subdivision Type2: | County |
| Subdivision Name2: | Shiraz |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Zarqan |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Rahmatabad |
| Population As Of: | 2006 |
| Population Total: | 64 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 29.5897°N 53.0236°W |
Qaleh Gachi (Persian: قلعه گچي, also Romanized as Qal‘eh Gachī) is a village in Rahmatabad Rural District, Zarqan District, Shiraz County, Fars Province, Iran. At the 2006 census, its population was 64, in 16 families.