| Official Name: | Keykuh |
| Native Name: | كي كوه |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Yazd |
| Subdivision Type2: | County |
| Subdivision Name2: | Ardakan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Aqda |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Narestan |
| Population As Of: | 2006 |
| Population Total: | 51 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 32.38°N 53.5206°W |
Keykuh (fa|كي كوه, also Romanized as Keykūh; also known as Kadkūh) is a village in Narestan Rural District, Aqda District, Ardakan County, Yazd Province, Iran. At the 2006 census, its population was 51, in 16 families.