Willow Creek may refer to:
Places
Canada
United States
Hydrology
- Willow Creek (Colorado), a tributary of the Colorado River
- Willow Creek (Calaveras County, California), which flows into New Hogan Lake
- Willow Creek (Lassen County, California), a tributary of the Susan River
- Willow Creek (Madera County, California), a primary inflow to Bass Lake in Madera County
- Willow Creek (New York), a tributary of Cayuga Lake in Tompkins County
- Willow Creek (Sacramento County, California), a tributary of the American River
- Willow Creek (Manitoba), a tributary of the Assiniboine River
- Willow Creek (Montana), a list of streams named Willow Creek in Montana
- Willow Creek (Long Pine Creek tributary), a stream in Brown County, Nebraska
- Willow Creek (Niobrara River tributary), a stream in Rock County, Nebraska
- Willow Creek (Goose Lake), Oregon, primary inflow to Goose Lake on the Oregon-California border
- Willow Creek (Columbia River tributary), Oregon
- Willow Creek (Deschutes River tributary), Oregon
- Willow Creek (Grand and Uintah counties, Utah)
- Willow Creek (Jordan River tributary), Utah
- Willow Creek (Price River tributary), Utah, a tributary of the Price River
- Willow Creek (Susitna River tributary), left tributary of Susitna River in Alaska
- Willow Creek Dam (Oregon)
- Willow Creek Dam (Colorado)
- Willow Creek Dam (Montana)
Other