Stausee Ferden

Infobox lake
lake_name = Stausee Ferden
image_lake = Lonzastausee k.jpg
caption_lake =
image_bathymetry =
caption_bathymetry =
location = Ferden, Valais
coords = coord|46|23|16|N|7|45|26|E|type:waterbody_region:CH-VS_source:dewiki|display=inline,title
type = reservoir
inflow = Lonza
outflow = Lonza
catchment = 139.2 km²
basin_countries = Switzerland
length =
width =
area = 0.106 km²
depth =
max-depth =
volume = 1.89 mio m³
residence_time = 36 hours
shore =
elevation = 1311 m
islands =
cities =

Stausee Ferden ("Ferden reservoir") is a reservoir on the Lonza river at Ferden, Valais, Switzerland. Its surface area is 0.106 km².