| Koigab River | |
| Source1: | Grootberg Mountains near Bergsig |
| Mouth Elevation: | 0m (00feet) |
| Tributaries Left: | Springbok River |
| Tributaries Right: | Gui-Tsawisib River |
| Length: | 130km (80miles) |
| Basin Size: | 2400km2 |
The Koigab River is an ephemeral river on Namibia Skeleton Coast. Its source is in the Grootberg Mountains near Bergsig, where its two inflows, the Gui-Tsawisib and the Springbok are located. Koigab's catchment area (including its tributaries) is estimated to be between 2320[1] and 2400km2.[2]