( ) (disambiguation)
# ( ) (disambiguation)

"( )" or two parentheses (40 and 41 in ASCII) may refer to:

* Function prototype, no arguments or unknown arguments, in some programming languages
* The empty list or tuple in some programming languages
* The unit type in the Haskell programming language
* ( ) (album), a 2002 album by Sigur Rós
* ( ) (film), a 2003 short film directed by Morgan Fisher
* A hug, in emoticon
* The stage name of Kim Carlsson, a member of the Swedish black metal band Lifelover
