Ross Lake or Lake Ross may refer to:
Australia
Lake Ross (Queensland), a reservoir in City of Townsville, Queensland
Canada
Ross Lake Provincial Park, in British Columbia
Ireland
Ross Lake (Ireland), a lake in County Galway
New Zealand
Lake Ross (New Zealand)
United States
Ross Lake (Maine) Ross Lake (Crow Wing County, Minnesota) Ross Lake Township, Crow Wing County, Minnesota Ross Lake (Ohio), a reservoir in Ross County Ross Lake (Washington), a reservoir in Washington state and British Columbia Ross Lake (Wood County, Wisconsin)