| Official Name: | Gankhak-e Sheykhi |
| Native Name: | گنخك شيخي |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Bushehr |
| Subdivision Type2: | County |
| Subdivision Name2: | Dashti |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Kaki |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Kaki |
| Population As Of: | 2006 |
| Population Total: | 561 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 28.2667°N 51.5833°W |
Gankhak-e Sheykhi (Persian: گنخك شيخي, also Romanized as Gankhak-e Sheykhī; also known as Gankhak-e Sheykhhā) is a village in Kaki Rural District, Kaki District, Dashti County, Bushehr Province, Iran. At the 2006 census, its population was 561, in 114 families.