Blåmannsisvatnet (Norwegian) or Ålmåjalosjiegŋajávrre (Lule Sami) is a lake in Fauske Municipality in Nordland county, Norway. The 3.76-square-kilometre (1.45 sq mi) lake lies on the southeast edge of the large Blåmannsisen glacier, about 35 kilometres (22 mi) east of the town of Fauske. The border with Sweden is located about 6 kilometres (3.7 mi) east of the lake.