| Official Name: | Sheykh Abu ol Qasem |
| Native Name: | شيخ ابوالقاسم |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Razavi Khorasan |
| Subdivision Type2: | County |
| Subdivision Name2: | Torbat-e Heydarieh |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Pain Velayat |
| Population As Of: | 2006 |
| Population Total: | 223 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 35.2336°N 59.1983°W |
Sheykh Abu ol Qasem (Persian: شيخ ابوالقاسم, also Romanized as Sheykh Abū ol Qāsem; also known as Kalāteh-ye Darvīsh and Sheykh Abolqāsem) is a village in Pain Velayat Rural District, in the Central District of Torbat-e Heydarieh County, Razavi Khorasan Province, Iran. At the 2006 census, its population was 223, in 54 families.