Macduff (Macbeth)
Lord Macduff, the Thane of Fife, is a character and the heroic main antagonist in William Shakespeare's Macbeth (c.1603–1607) that is loosely based on history. Macduff, a legendary hero, plays a pivotal role in the play: he suspects Macbeth of regicide and eventually kills Macbeth in the final act.