The Dazemard River is a tributary of the east bank of the Wetetnagami River flowing into Senneterre in the RCM of La Vallée-de-l'Or Regional County Municipality, in the administrative region of Abitibi-Témiscamingue, in Quebec, in Canada.

This river crosses successively (from the upstream) the cantons of Souart, Moquin and Effiat.

The surface of the Dazemard River is usually frozen from early November to mid-May, however, safe ice circulation is generally from mid-November to mid-April.

The confluence of the Dazemard River with the Wetetnagami Lake is located at: At different times in history, this territory has been occupied by the Attikameks, Algonquins and Cree.

The toponym "Dazemard River" was made official on December 5, 1968, at the Commission de toponymie du Québec, when it was created.