The rivière le Renne (English: Reindeer River) is a tributary of the Yamaska River, which flows in the municipalities of Maricourt, Sainte-Christine, Acton Vale, Saint-Nazaire-d'Acton, of Saint-Théodore-d'Acton, in the Acton Regional County Municipality (MRC), on the South Shore of the Saint Lawrence River, in Estrie, in Quebec, Canada.

The main neighboring hydrographic slopes of the Renne river are: The Renne river has its source in the Rivard stream, whose mouth is located northwest of the village of Maricourt.

Upper course of the river (segment of 24.6 kilometres (15.3 mi)) From its head, the Reindeer river flows over: Lower course of the river (segment of 23.4 kilometres (14.5 mi)) From the mouth of Courtemanche brook, the river becomes wider (up to its mouth) and flows over: The Renne river flows on the north bank of the Black River (Yamaska River).

[1] Formerly, this stream was known as the "Moose River".

The toponym "Rivière le Renne" was officially registered on December 5, 1968, at the Commission de toponymie du Québec.