Insomnia can refer to several different things. If an link on a wiki page brought you here, feel free to correct it to point at the specific page.
- For the trope about fiction depictions of insomnia, see The Insomniac.
- Insomnia, a Norwegian psychological thriller, remade in 2002 by Christopher Nolan.
- Insomnia, a novel by Stephen King.
- Insomnia, a The Legend of Zelda: Majora's Mask fanfic.
- "Insomnia", a song by Megadeth.
- InSomnia: The Ark, a 2018 Sci-Fi RPG.