''Oldboy'' refers to one of the following:

* The original Japanese manga series written by Garon Tsuchiya and illustrated by Nobuaki Minegishi, ''Manga.{{Oldboy}}''
* The 2003 Korean movie loosely adapted from the manga, ''Film.{{Oldboy}}''
* The 2013 film directed by Spike Lee, ''Film.{{Oldboy2013}}''

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.