Lakselva (Northern Sami: Leavdnjajohka; Kven: Lemmijoki) is a river in Finnmark county in northern Norway. It begins in Karasjok Municipality runs north through Porsanger Municipality into the Porsangerfjorden, a fjord off of the Barents Sea. The 103-kilometre (64 mi) long river runs past the village of Lakselv. The European route E06 highway runs along the river for much of its course.