Rivière-du-Loup is a small city located on the south shore of the Saint Lawrence River in the province of Quebec, Canada. It serves as a significant regional center and is recognized as one of the largest cities within the Bas-Saint-Laurent region.
The city functions as the seat for the Rivière-du-Loup Regional County Municipality and the judicial district of Kamouraska. Its geographical position along the river defines its role as a key administrative and local hub in the area.