| Atigun River | |
| Pushpin Map: | Alaska |
| Pushpin Map Caption: | Location in Alaska |
| Length: | 45 miles |
| Mouth Elevation: | 621 meters |
| River System: | Sagavanirktok River |
The Atigun River is a river in the Endicott Mountains in northern Alaska. The source is a glacier terminus, from which it flows northeast to the Sagavanirktok River 20 miles south of its junction with the Ribdon River. It is 45 miles long.[1]