Tags: Comics Character.
For the Joker’s sidekick see Harley Quinn.Harlequin is the name of four clown-themed DC Comics characters.The original Harlequin was a foe of the Golden Age Green Lantern and later became his wife. The second Harlequin originally debuted as the Joker’s Daughter and was a member of the Teen Titans. The third Harlequin was a member of the Injustice Unlimited super-villain team and battled Infinity Inc.