| Wadi Mejenin Dam | |
| Location Map: | Libya |
| Coordinates: | 32.2942°N 13.2475°W |
| Country: | Libya |
| Location: | Tripoli |
| Status: | O |
| Opening: | 1972 |
| Dam Height: | 420NaN0 |
| Dam Crosses: | Wadi Mejenin |
| Res Capacity Total: | 58000000m2[1] |
| Res Surface: | 60NaN0 |
The Wadi Mejenin Dam is an embankment dam located on Wadi Mejenin, 640NaN0 south of Tripoli in the Jabal al Gharbi District of Libya. Completed in 1972, the primary purpose of the dam is water supply for irrigation and flood control.[2]