| Pesekanaskoskau River | |
| Pushpin Map: | Canada Ontario |
| Pushpin Map Caption: | Location of the mouth of the Pesekanaskoskau 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: | Cochrane |
| Source1: | Unnamed muskeg |
| Source1 Coordinates: | 50.925°N -80.3094°W |
| Source1 Elevation: | 41m (135feet) |
| Mouth: | Bodell River |
| Mouth Coordinates: | 50.9069°N -79.9389°W |
| Mouth Elevation: | 24m (79feet) |
| River System: | James Bay drainage basin |
The Pesekanaskoskau River is a river in northern Cochrane District in Northeastern Ontario, Canada.[1] It is part of the James Bay drainage basin, and is a left tributary of the Bodell River.
The river begins in unnamed muskeg and flows east to its mouth at the Bodell River. The Bodell River flows via the Kesagami River and the Harricana River to James Bay.