| Official Name: | Kahnehbid |
| Native Name: | كهنه بيد |
| Settlement Type: | village |
| Pushpin Map: | Iran |
| Mapsize: | 150px |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Fars |
| Subdivision Type2: | County |
| Subdivision Name2: | Darab |
| Subdivision Type3: | Bakhsh |
| Subdivision Name3: | Rostaq |
| Subdivision Type4: | Rural District |
| Subdivision Name4: | Kuhestan |
| Population As Of: | 2006 |
| Population Total: | 38 |
| Population Density Km2: | auto |
| Timezone: | IRST |
| Utc Offset: | +3:30 |
| Timezone Dst: | IRDT |
| Utc Offset Dst: | +4:30 |
| Coordinates: | 28.4764°N 55.3428°W |
Kahnehbid (Persian: كهنه بيد, also Romanized as Kahnehbīd) is a village in Kuhestan Rural District, Rostaq District, Darab County, Fars Province, Iran. At the 2006 census, its population was 38, in 12 families.