The Complex
The Complex may refer to:
- The Complex (album), by Blue Man Group
 - The Complex (band), an Irish punk rock band
 - The Complex (film), 2013 film directed by Hideo Nakata
 - The Complex (theatre), Hollywood theatre
 - The Complex (Valdosta, Georgia), a multi-purpose arena
 - The Complex (video game), a 2020s video game released by Wales Interactive
 - The Complex: An Insider Exposes the Covert World of the Church of Scientology, 2008 book by John Duignan
 - The Complex: How the Military Invades Our Everyday Lives, 2008 book by Nick Turse