| Ellis River | |
| Pushpin Map: | New Zealand#New Zealand South Island |
| Pushpin Map Size: | 270px |
| Pushpin Map Caption: | Mouth of the Ellis River |
| Source1: | Wharepapa / Arthur Range |
| Source1 Coordinates: | -41.2321°N 172.6958°W |
| Mouth Location: | Baton River |
| Mouth Coordinates: | -41.3037°N 172.7036°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | New Zealand |
| Length: | 6km (04miles) |
| Progression: | Ellis River → Baton River → Motueka River → Tasman Bay → Tasman Sea |
| Tributaries Left: | Hicky Creek |
| Tributaries Right: | Bruce Creek, Murray Stream |
The Ellis River is a river of the northwestern South Island of New Zealand. It arises near Mount Arthur in the Wharepapa / Arthur Range and flows south-east within Kahurangi National Park. It is a tributary of the Baton River.[1]