Barduelva

 or () is a river in Troms og Finnmark county, Norway. The long river is located in the municipalities of Bardu and Målselv. The river flows from the lake Altevatnet northwest to the town of Setermoen, then north to the municipal border with Målselv (with the river forming part of the border) before finally emptying into the river Målselva, just outside the village of Bardufoss and the Bardufoss Airport.
Barduelva is the largest source of hydroelectricity in all of Troms county. There are three power plants on the river: Innset, Straumsmo, and Bardufoss. Combined, they generate of power annually.