| Rivière du Moulin | |
| Pushpin Map: | Quebec |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | Region |
| Subdivision Name3: | Centre-du-Québec |
| Subdivision Type4: | MRC |
| Subdivision Name4: | Bécancour Regional County Municipality |
| Source1: | Agricultural streams |
| Mouth: | St. Lawrence River |
| Mouth Location: | Bécancour |
| River System: | St. Lawrence River |
| Tributaries Left: | (upstream) |
| Tributaries Right: | (upstream) ruisseau Rosaire-Mailhaot, ruisseau Hector-Baril, ruisseau Euclide-Foisson |
The rivière du Moulin (in English: Mill River) is a tributary of the south shore of the St. Lawrence River. This river flows in the area of Gentilly of the town of Bécancour, in the Bécancour Regional County Municipality, in the administrative region of Centre-du-Québec, in Quebec, in Canada.
The main neighboring watersheds of the Moulin river are:
The Moulin river takes its source in an agricultural area to the south-east of the village of Gentilly and to the north of the Gentilly river.
From its head area, the Moulin river flows over with a drop of, divided into the following segments:
The Rivière du Moulin flows onto the south shore of the St. Lawrence River, in the eastern part of the territory of the town of Bécancour, that is to say to the northeast of the village of Gentilly. Its confluence is located east of the village of Gentilly and west of the confluence of the Orignaux river (Gentilly) and at west of the confluence of the Rivière aux Glaises.
The toponym Rivière du Moulin was made official on December 5, 1968, at the Commission de toponymie du Québec.[2]