Jervvasstind (also known as: Gjertvasstind and Østre Styggedalstind) is Norway's ninth-highest mountain.

The village of Skjolden is located 16 kilometres (9.9 mi) to the west.

The first element in the lake name is jerv which means "wolverine" and the last element is the finite form of vatn which means "water" or "lake".

The first recorded ascent was by William Cecil Slingsby and Emanuel Mohn in 1876.

The first winter ascent was by Arne Randers Heen and Ernst Bakke in 1953.