Knife River (disambiguation)
# 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
