The Näätämöjoki (Finnish), Neidenelva (Norwegian), or Njávdámjohka (Northern Sami) is a river in Finland's Lapland, north of Lake Inari. It flows from Lake Iijärvi in Inari Municipality through Norway's Sør-Varanger Municipality and empties into the Neidenfjorden, an arm off the main Varangerfjorden.