| Official Name: | Kowhan |
| Native Name: | كوهان |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Isfahan |
| Subdivision Type2: | County |
| Subdivision Name2: | Tiran and Karvan |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Central |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Rezvaniyeh |
| Population As Of: | 2006 |
| Population Total: | 248 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 32.6803°N 51.1644°W |
Kowhan (Persian: كوهان, also Romanized as Kowhān and Kūhān; also known as Golshanābād, Gūhān, and Kahān) is a village in Rezvaniyeh Rural District, in the Central District of Tiran and Karvan County, Isfahan Province, Iran. At the 2006 census, its population was 248, in 77 families.