| Diep River | |
|---|---|
 Course of the Diep River seen weaving through wheat fields of the Swartland | |
 The rivers of the Cape region with the Diep (left) | |
| Etymology | Afrikaans for deep |
| Location | |
| Country | South Africa |
| Region | Western Cape Province |
Diep River (Afrikaans Dieprivier), drains the area between the Kasteel Mountain (north of Malmesbury) and the northern slopes of the Durbanville Hills, in the Western Cape, a province of South Africa.