The Rivière aux Saumons is a tributary of Ashuapmushuan River, flowing in the unorganized territory of Lac-Ashuapmushuan and in the municipality of Saint-Félicien, in the Domaine-du-Roy, in the administrative region of Saguenay–Lac-Saint-Jean, in the province of Quebec, in Canada.

While the mouth area is served by the chemin du rang de la Rivière-aux-Saumons.

[1] The surface of the Salmon River is usually frozen from the beginning of December to the end of March, except the rapids areas; however, safe circulation on the ice is generally from mid-December to mid-March.

The Rivière aux Saumons rises at the mouth of Lac le Barrois (length: 3.9 km (2.4 mi); altitude: 431 m (1,414 ft)) in a forest area in the unorganized territory of Lac-Ashuapmushuan.

[1] The toponym "Rivière aux Saumons" was formalized on December 5, 1968, at the Place Names Bank of the Commission de toponymie du Québec.