| Cascade River | |
| Pushpin Map: | Minnesota |
| Pushpin Map Caption: | Mouth of the Cascade River |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Minnesota |
| Subdivision Type3: | County |
| Subdivision Name3: | Cook County |
| Length: | 17.1miles |
| Source1 Location: | Mark Lake |
| Mouth Location: | Deer Yard Lake, Lake Superior |
| Tributaries Left: | McDonald Creek, Thompson Creek, Fry Creek, Nester Creek, Belly Creek, North Branch Cascade River |
| Tributaries Right: | Mississippi Creek, Mark Creek |
| Waterfalls: | Cascade Falls |
The Cascade River is a 17.1adj=midNaNadj=mid[1] river in northeastern Minnesota, United States. Running through Cook County, it debouches into Lake Superior between Grand Marais and Lutsen. Its lower courses flow through Cascade River State Park.
The river was named for a number of waterfalls near its mouth.[2] It was originally named "Cut Face River" or .[3] [4]