Oldboy refers to one of the following:
- The original 1996-1998 Japanese manga series written by Garon Tsuchiya and illustrated by Nobuaki Minegishi, Oldboy.
- The 2003 Korean movie loosely adapted from the manga, Oldboy (2003).
- The 2013 film directed by Spike Lee, Film: Oldboy (2013).
If you see a link to this page that only applies to one of these works, please direct it to the series it belongs to.