Knife River (disambiguation)

The Knife River is a tributary of the Missouri River in the US state of North Dakota.

Knife River may also refer to:

Rivers

 * Knife River (Lake Superior), a tributary of Lake Superior, in Minnesota, US
 * Knife River (Snake River tributary), in Minnesota, US
 * Knife River (Minnesota–Ontario), US and Canada
 * North Knife River and South Knife River, Manitoba, Canada; see List of rivers of the Americas by coastline § Arctic Ocean coast

Places

 * Knife River, Minnesota
 * Knife River, Montana

Other

 * Knife River Indian Villages National Historic Site, North Dakota
 * Knife River Corporation, a construction materials company owned by MDU Resources