Opener

Opener, Open'er or Openers may refer to:
 * Opener (album), an album by 8mm
 * Opener (baseball), a baseball strategy to use a relief pitcher to start a game
 * Open'er Festival, a contemporary music festival held in Gdynia, Poland
 * Bottle opener
 * Can opener
 * Conversation opener
 * Opener, cricket player at the start of the batting order
 * Openers, first poetry book from Roky Erickson, later followed by Openers II