Eaton Canyon is a canyon on the Caniapiscau River between Rivière du Sable and Goodwood River, about 300 km south of Kuujjuaq and 120 km northwest of Schefferville in Quebec, Canada. It was named by Albert Peter Low after his assistant surveyor David Eaton. Administratively it is located in Rivière-Koksoak, Kativik, Quebec.