Henri Ducard is a fictional character in the Batman comic book universe. Created by Sam Hamm, Henri Ducard's first appearance was in Detective Comics #599 (April 1989), part of the "Blind Justice" story arc that Hamm, the screenwriter of the 1989 Batman film, was asked to guest-write for Detective Comics by Batman editor Denny O'Neil. The character (amalgamated with Ra's al Ghul) appeared in the film Batman Begins portrayed by Liam Neeson.