| Tetapaga River | |
| Pushpin Map: | Canada Ontario |
| Pushpin Map Caption: | Location of the mouth of the Tetapaga River in Ontario |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Ontario |
| Subdivision Type3: | Region |
| Subdivision Name3: | Northeastern Ontario |
| Subdivision Type4: | District |
| Subdivision Name4: | Nipissing |
| Subdivision Type5: | Municipality |
| Subdivision Name5: | Temagami |
| Length: | 2.5km (01.6miles) |
| Source1: | Tetapaga Lake |
| Source1 Location: | Briggs Township |
| Source1 Coordinates: | 47.0511°N -79.8853°W |
| Source1 Elevation: | 300m (1,000feet) |
| Mouth: | Lake Temagami |
| Mouth Location: | Briggs Township |
| Mouth Coordinates: | 47.0367°N -79.8994°W |
| Mouth Elevation: | 300m (1,000feet) |
The Tetapaga River is a small river in Nipissing District of Northeastern Ontario, Canada that runs southwest through Briggs Township from its source at Tetapaga Lake. The river flows before emptying into an unnamed bay of Lake Temagami.