Disillusion or Disillusioned may refer to:
Music Disillusion (band), a German progressive metal band Disillusion (album), a 1984 album by Japanese heavy metal band Loudness Disillusioned, an album by Rex Ilusivii
Songs "Disillusion" (song), by ABBA "Disillusion", a single by Sachi Tainaka "Disillusion", second part of the song "Starship Trooper" by Yes "Disillusioned", by A Perfect Circle 2017 "Disillusioned", by Oliver Nelson from Afro/American Sketches 1961 "Disillusioned", by New Zealand band Atlas from Reasons for Voyaging 2007 "Disillusioned", by Daniel Caesar from Never Enough
Other uses "Disillusion" (Upstairs, Downstairs), a 1975 episode of the TV series Upstairs, Downstairs Disillusioned (book), a 2024 book by Benjamin Herold