| Pataua River | |
| Subdivision Type1: | Country |
| Subdivision Name1: | New Zealand |
| Subdivision Type2: | Region |
| Subdivision Name2: | Northland Region |
| Subdivision Type3: | District |
| Subdivision Name3: | Whangarei District |
| Length: | 100NaN0 |
| Mouth Location: | Ngunguru Bay |
| Mouth Coordinates: | -35.7139°N 174.5264°W |
The Pataua River is a tidal river of the Northland Region of New Zealand's North Island. It flows northeast from its origins east of Whangārei, reaching the Pacific Ocean at the southern end of Ngunguru Bay. At its mouth, the river is flanked by the settlements of Pataua North and Pataua South, which are connected by a footbridge.