Lake Iijärvi (Inari) (Northern Sami: Idjajávri, Inari Sami: Ijjävri, Skolt Sami: Iijäu'rr) is a medium-sized lake in Lapland in Finland. It is located in Kaldoaivi Wilderness Area. Näätämö River (Finnish: Näätämöjoki, Norwegian: Neidenelva) flows from it to Neiden Fjord in Norway.