Sealggajávri

infobox_lake
lake_name = Sealggajávri
basin_countries= Norway
location = Narvik, Nordland, Norway
inflow =
outflow =
area = 4.38 km²
elevation = 787 m
residence_time =
shore = 23.66 km
depth =
max-depth =
volume =
coords = coord|68|15|55|N|17|52|20|E|region:NO_type:waterbody_scale:200000|display=inline,title
cities =
islands =
reference = NVE

Sealggajávri is a Norwegian lake in the municipality of Narvik, Nordland. The ending "-jávri" comes from the Northern Sami word for lake.

ee also

* List of lakes in Norway
* Geography of Norway