Njunis is a mountain in the interior of southern Troms og Finnmark county, Norway. The mountain lies in Målselv Municipality. With a peak at , it is the highest mountain in this part of the county, and has Norway's thirteenth largest prominence. The tree line (downy birch) reaches to elevation on the southern slope of the mountain, the highest tree line in Troms. This forest is part of the Øvre Dividal National Park. At the peak, NATO has a radar centre.