| Ntshingwayo Dam | |
| Name Official: | Ntshingwayo Dam |
| Dam Crosses: | Ingagane River |
| Res Name: | Ntshingwayo Dam Reservoir |
| Country: | South Africa |
| Location: | KwaZulu-Natal |
| Owner: | Department of Water Affairs |
| Dam Length: | 1 677 m |
| Dam Height: | 23 m |
| Dam Type: | AG |
| Opening: | 1961 |
| Res Capacity Total: | 211 258 000 m3 |
| Res Catchment: | 834 km2 |
| Res Surface: | 3 610.1 ha |
| Coordinates: | -28°N 84°W |
Ntshingwayo Dam (previously known as Chelmsford Dam) is a combined gravity and arch type dam located on the Ingagane River in South Africa. It was established in 1961 and serves mainly for municipal and industrial use. The hazard potential of the dam has been ranked high (3). The dam is enclosed in the Chelmsford Nature Reserve.