| Tweedraai Dam | |
| Name Official: | Tweedraai Dam |
| Dam Crosses: | Trichardtspruit |
| Res Name: | Tweedraai Dam Reservoir |
| Location: | Mpumalanga, South Africa |
| Operator: | Department of Water Affairs and Forestry |
| Dam Type: | earth-fill |
| Opening: | 1991 |
| Res Capacity Total: | 18e6m3 |
| Res Catchment: | 61km2 |
| Coordinates: | -26.4292°N 29.2167°W |
Tweedraai Dam is an earth-fill type dam located on the Trichardtspruit near Trichardt, Mpumalanga, South Africa. It was established in 1991 and serves primarily for flood control purposes. The hazard potential of the dam has been ranked high (3).