IL-2

IL2 or IL-2 may refer to:

Ilyushin Il-2 Shturmovik, a World War II era Soviet ground attack aircraft
IL-2 Sturmovik (video game), a flight simulator game named after Ilyushin Il-2 aircraft
IL-2 Sturmovik: Cliffs of Dover, a 2011 video game sequel to original IL-2 Sturmovik game
Interleukin 2, a cytokine glycoprotein that stimulates the growth of T cell lymphocytes and provides other biochemical signaling to the immune system
IL-2 receptor, a protein that binds and responds to interleukin 2
Illinois' 2nd congressional district
Illinois Route 2, a north–south state road in northern Illinois

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