The Whitefish River is a river in the James Bay and Moose River drainage basins in Cochrane and Timiskaming Districts in northeastern Ontario, Canada. It flows 75 km from Mount Sinclair Lake to its mouth at Night Hawk Lake, the source of the Frederick House River, a tributary of the Abitibi River.

Course

The Whitefish River begins at Mount Sinclair Lake, next to the 547 m Mount Sinclair, in the northwest of the Unorganized West Part of Timiskaming District at an elevation of 366 m. It heads north and takes in the left tributary Little Whitefish River arriving from Little Whitefish Lake. The river jogs southeast and northeast, then heads north and takes in the right tributary East Whitefish River. It flows northeast into the city of Timmins in Cochrane District, takes in the right tributary Brush Creek, and reaches its mouth at the southeast of Night Hawk Lake at an elevation of 274 m.

Tributaries