Joker

Joker may refer to:

 Jester, a person employed to tell jokes and provide entertainment
 Joker (comics), a DC Comics character
 Joker (The Dark Knight), the character in the 2008 movie The Dark Knight
 Joker (2016 movie), an Indian Tamil movie by Raju Murugan
 Joker (2019 movie), an American movie starring Joaquin Phoenix