Muskrat River

Muskrat River may refer to:


 * Muskrat River (Grand lac Saint François), a tributary of Grand lac Saint François, in Les Appalaches Regional County Municipality, Chaudière-Appalaches, Quebec, Canada
 * Petite rivière Muskrat, a tributary of Grand lac Saint François in Les Appalaches Regional County Municipality, Chaudière-Appalaches, Quebec, Canada
 * Muskrat River (Ontario), a stream in Renfrew County, Ontario, Canada