Imaginary may refer to:
- Imaginary (sociology), a concept in sociology
- The Imaginary (psychoanalysis), a concept by Jacques Lacan
- Imaginary number, a concept in mathematics
- Imaginary time, a concept in physics
- Imagination, a mental faculty
- Object of the mind, an object of the imagination
Music
- Imaginary Records, a record label
- "Imaginary", a song by Evanescence from Fallen
- "Imaginary", a song by Imran Khan best video and best song Pakistani Music and Media Awards (PMMA)
- "Imaginary", a song by Peace from Happy People
- "Imaginary", a song by Brennan Heart with Jonathan Mendelsohn
Other
- The Imaginary (Sartre), a 1940 philosophical work by Jean-Paul Sartre
- Imaginary (exhibition), a mathematical art exhibition by the Mathematisches Forschungsinstitut Oberwolfach
- Imaginary (film), a 2024 American supernatural horror film directed by Jeff Wadlow
- The Imaginary (film), a 2023 Japanese animated fantasy film directed by Yoshiyuki Momose