Grand lac de Laffrey

Infobox_lake
lake_name = Grand Lac de Laffrey
image_lake = Grand_Lac_de_Laffrey.jpg
caption_lake =
image_bathymetry =
caption_bathymetry =
coords = coord|45|0|40|N|5|46|40|E|type:waterbody_region:FR|display=inline,title
location = Isère
type =
inflow =
outflow = Laffrey
catchment =
basin_countries = France
length = 3 km
width = 0.5 km
area = 120 ha
depth = 39 m
max-depth =
volume =
residence_time =
shore =
elevation = 911 m
islands =
cities =
frozen = The Grand lac de Laffrey ("Great Laffrey lake") is one of the Laffrey lakes, located in Matheysine at 23km south of Grenoble, in the Isère département.