|Real name:||Harleen Quinzel|
|Abilities:|| Master gymnast; |
Harley Quinn, real name Harleen Frances Quinzel, was the sidekick and pseudo-girlfriend of the Joker.
Harleen Quinzel was once a psychologist working at Arkham Asylum, where she was unexpectedly intrigued by the Joker. Her time with the Joker caused her to become infatuated with him and eventually went insane and adopted the clownish persona of Harley Quinn.