Klesilkwa River
General data
- Name: Klesilkwa River
- Water system: Skagit River
- Water type: River
- Progression: Skagit River -> Skagit Bay -> Puget Sound -> Salish Sea -> Pacific Ocean -> Planet Earth
- Climates: Continental
- Continents: North America
- Countries: Canada
The Klesilkwa River is a tributary of the Skagit River, flowing east to join that river to the west of Shawatum Mountain after arising near Klesilkwa Mountain, on the east flank of Chilliwack Lake.