The Lavergne River is a tributary of Lake Turgeon, flowing into the Municipality of Eeyou Istchee Baie-James (municipality), in Nord-du-Québec, in Quebec, in Canada.

The surface of the river is usually frozen from the end of November to the end of April, however safe ice circulation is generally from early December to mid-April.

The hydrographic slopes near the "Lavergne River" are: The source of the "Lavergne River" is a forest stream (altitude: 310 metres (1,020 ft)) located at: From its source, the "Lavergne River" runs on 9.9 kilometres (6.2 mi) entirely in forest zone according to these segments: The mouth of the "Lavergne River" flows to the south shore of Lake Turgeon.

This mouth of the river is located in the forest zone at: The term "Lavergne" refers to a family name of French origin.

The toponym "Lavergne River" was formalized on December 5, 1968, at the Commission de toponymie du Québec, at the creation of this commission.