| Light River | |
| Pushpin Map: | New Zealand#New Zealand South Island |
| Pushpin Map Size: | 270px |
| Pushpin Map Caption: | Mouth of the Light River |
| Source1 Coordinates: | -44.758°N 167.7154°W |
| Mouth Location: | Te Hāpua / Sutherland Sound |
| Mouth Coordinates: | -44.7831°N 167.6289°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | New Zealand |
| Progression: | Light River → Te Hāpua / Sutherland Sound → Tasman Sea |
The Light River (also known as Te Houiti) is a river of Fiordland, New Zealand. It rises west of Lake Quill and flows westward into Te Hāpua / Sutherland Sound.