Great Falls Dam can refer to:
Great Falls Dearborn Dam, a hydroelectric dam on the Catawba River, South Carolina Great Falls Dam (Maryland-Virginia), a proposed dam on the Potomac River, later proposed as Seneca Dam Great Falls Dam (Tennessee), a hydroelectric dam on the Caney Fork near Rock Island, Tennessee, USA Great Falls Dam (Manitoba), a hydroelectric dam on the Winnipeg River near Selkirk, Manitoba, Canada