Tom King is an American author, comic book writer, and ex-CIA officer. He is best known for writing the novel A Once Crowded Sky, The Vision for Marvel Comics, The Sheriff of Babylon for the DC Comics imprint Vertigo and Batman, Mister Miracle, and Supergirl: Woman of Tomorrow for DC Comics.

Mister Miracle is the name of three fictional superheroes appearing in American comic books published by DC Comics.