| Cedar Creek | |
| Source1 Location: | Slope County, North Dakota |
| Source1 Coordinates: | 46.3039°N -103.3469°W |
| Mouth Location: | Confluence with the Cannonball River, Grant County, North Dakota |
| Mouth Coordinates: | 46.1247°N -101.3111°W |
| Progression: | Cedar Creek → Cannonball → Missouri → Mississippi → Gulf of Mexico |
| Source1 Elevation: | 2963feet |
| Mouth Elevation: | 1860feet |
| Custom Label: | GNIS ID |
Cedar Creek (also called the Cedar River) is a tributary of the Cannonball River in southwestern North Dakota in the United States.
It rises near White Butte, south of Amidon in the badlands of Slope County. It flows ESE, north of Whetstone Butte, then east, north of the Cedar River National Grassland, forming the northern border of Sioux County and the Standing Rock Indian Reservation. It joins the Cannonball approximately 15miles southwest of Shields.