History of character has not yet been written.
- Bat: Harley carries a baseball bat with the superscription "Good Night".
- Customized Chiappa Rhino 60DS'
- This version of the character is exclusive to the continuity of the DC Extended Universe and is an adaptation of Harleen Quinzel/Harley Quinn. The original character was created by Paul Dini and Bruce Timm and first appeared in the episode "Joker's Favor" of the series Batman.
- Harley Quinn is played by Margot Robbie.
- Harleen Quinzel was born on July 20, 1990.
- Harley Quinn's outfit is a combination of musician Debbie Harry and Harley's Prime Earth look. One scene of Suicide Squad also has her in the classic black and red suit, replicating the cover of Batman: Harley Quinn.
- 2 Appearances of Harleen Quinzel (DC Extended Universe)
- 8 Images featuring Harleen Quinzel (DC Extended Universe)
- 1 Quotations by or about Harleen Quinzel (DC Extended Universe)
- Character Gallery: Harleen Quinzel (DC Extended Universe)
Suicide Squad member