Ra's al Ghul is a title used by the leader of the League of Assassins, and so it may refer to various characters:
  • An unnamed man, the predecessor to another unnamed but prominent man
  • "Ra's al Ghul", whose real name was not revealed.
  • Oliver Queen, who briefly held the title.
  • Malcolm Merlyn, who took up the mantle of Ra's al Ghul after receiving the previous leader's ring from Oliver Queen.
  • Nyssa Raatko, who also briefly held the title.