Lac de Gérardmer
General data
- Name: Lac de Gérardmer
- Water system: Rhine
- Water type: Natural lake
- Progression: Jamagne -> Vologne -> Moselle -> Rhine -> Waal -> Upper Merwede (Boven Merwede) -> Lower Merwede (Beneden Merwede) -> Old Meuse (Oude Maas) -> Het Scheur -> Nieuwe Waterweg (New Waterway) -> North Sea -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: Europe
- Countries: France
Lac de Gérardmer is a glacial lake at the city of Gérardmer, Vosges, France. It is located in the Vosges mountain range at an elevation of 660 m. With a surface area of 1.16 km² it is the largest natural lake in the Vosges mountain range.