Horsetail Falls or Horsetail Fall may refer to the following waterfalls:
Australia Horsetail Falls (Tasmania, Australia)
United States Horsetail Falls (Oregon) Horsetail Fall (Yosemite), in California Horsetail Falls (California), in the Sierra Nevada mountain range Horsetail Falls (Montana), a waterfall of Montana Horsetail Falls (Alaska)
See also List of waterfalls by type#Horsetail