Accessory may refer to:

  • Accessory (legal term), a person who assists a criminal
  • Accessory (band), with members Dirk Steyer and Ivo Lottig
  • Fashion accessory, i.e. an item used to complement a fashion or style
  • Video game accessory, a piece of hardware used in conjunction with a video game console for playing video games
  • Accessory bone
  • Accessory nucleus, in anatomy, a cranial nerve nucleus
  • Accessory nerve
  • Accessory suite, a secondary dwelling on a parcel of land
  • Rental accessories and attachments, accessories used in the rental industry
  • Cable accessories for connecting and terminating cables
  • Accessories (album), a compilation album from Dutch alternative rock band The Gathering