Willow Lake

Willow Lake may refer to:

In the United States (by state):
 * Willow Lake (Saguache County, Colorado), an alpine lake
 * Willow Lake (Marshallville, Georgia), a house listed on the National Register of Historic Places
 * Willow Lake (Idaho), an alpine lake
 * Willow Lake, Illinois, a census-designated place
 * Willow Lake Township, Redwood County, Minnesota
 * Willow Lake (Queens) in Flushing Meadows-Corona Park, Queens, New York
 * Willow Lake (South Dakota), a lake in South Dakota
 * Willow Lake, South Dakota, a city in South Dakota

In Canada:
 * Willow Lake (Alberta), a lake in Wood Buffalo, Alberta; known as Gregoire Lake 1940–1995