Lake Hébert is a freshwater body of the southeastern part of Eeyou Istchee James Bay (Municipality), in Jamésie, in the administrative region of Nord-du-Québec, in the province of Quebec, in Canada.

The Hebert Lake straddles the townships of Machault, Royal, Belmont and L'Espinay on the territory of the Eeyou Istchee James Bay (municipality) Regional Government, southwest of Chapais, Quebec.

Recreational tourism activities come second, notably thanks to various navigable water bodies located in the area.

The main hydrographic slopes near "Hébert Lake" are: The term "Hebert" is a family name of French origin.

The toponym "lac Hébert" was formalized on December 5, 1968, by the Commission de toponymie du Québec, when it was created.