| Nahoon Dam | |
| Name Official: | Nahoon Dam |
| Dam Crosses: | Nahoon River |
| Res Name: | Nahoon Dam Reservoir |
| Location: | Eastern Cape |
| Country: | South Africa |
| Owner: | Department of Water Affairs |
| Purpose: | Domestic and industrial use |
| Dam Type: | G |
| Opening: | 1966 |
| Res Catchment: | 473 km2 |
| Coordinates: | -32.9108°N 27.8111°W |
Nahoon Dam is a gravity type dam located on the Nahoon River, near East London, Eastern Cape, South Africa. It was established in 1966 and serves primarily for domestic supply and industrial use. The hazard potential of the dam has been ranked high (3).