| Official Name: | Kahiya |
| Native Name: | كهيا |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Zanjan |
| Subdivision Type2: | County |
| Subdivision Name2: | Tarom |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Chavarzaq |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Dast Jerdeh |
| Population As Of: | 2006 |
| Population Total: | 525 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 36.9097°N 48.8239°W |
Kahiya (Persian: كهيا, also Romanized as Kahyā; also known as Kahbā and Kakhiya) is a village in Dast Jerdeh Rural District, Chavarzaq District, Tarom County, Zanjan Province, Iran. At the 2006 census, its population was 525, in 137 families.