Iron lung is the colloquial name for a negative pressure ventilator.
Iron Lung may also refer to:
- Iron Lung (band), a punk band from Seattle
- Iron Lung (EP), a 1993 EP by Pram
- My Iron Lung, a 1994 EP by British alternative rock band Radiohead
- "My Iron Lung", a song from the EP later included on their 1995 album The Bends
- "Iron Lung", a song by King Gizzard and the Lizard Wizard from the 2022 album Ice, Death, Planets, Lungs, Mushrooms and Lava
- Iron Lung (video game), a 2022 indie science fiction horror video game
- Iron Lung (film), an upcoming film based on the game