Brock River

Brock River may refer to:


 * Brock River (Chibougamau River), a tributary of the Chibougamau River, in Eeyou Istchee Baie-James, Nord-du-Québec, Quebec
 * Brock River West, a tributary of Brock River, Quebec
 * Brock River North, a tributary of Brock River, Quebec
 * Brock River (Missisquoi River), a tributary of the Missisquoi River, in Sutton, Quebec