Nicholas "Nick" Quinzel is a minor antagonist of the
Her father is in prison for cheating a woman out of her money, and her mother is supporting the household. Harley tells her father that he is the reason she got into psychiatry, because she wanted to understand why he would put his family through what he did.
Following her introduction to the DC Universe in 1999, Harley Quinn was depicted as the sidekick and lover of the Joker as well as the criminal associate and best friend of fellow supervillain Poison Ivy.
Barry Quinzel is a minor character who appeared posthumously in the episode "Bensonhurst". He was the son of Nick and Sharon Quinzel and the younger brother of Harley Quinn.
SHE COULD BE JOKER'S DAUGHTER
There has been some speculation that Harley Quinn might actually be the Joker's daughter. However, it's very clear to major fans that she has never been related to the Clown Prince of Crime. The idea was brought up for a potential Batman movie. In it, Harley was set to be Joker's daughter.
The Joker does not reciprocate her love and is in fact incapable of romantic emotion as he sees people only as tools to further his own plans. Harley is in denial of this fact and prefers to view him as an antihero until she eventually has to come face-to-face with his complete disregard for her.
Joker Jr. is the son of Harley Quinn and the mass-murdering criminal The Joker.
Twin sisters Delia and Deidre Dennis were the grandchildren of Harleen Quinzel. They joined the Jokerz under the joint alias "Dee Dee" and later followed in their grandmother's footsteps as "hench-wenches" of the original Joker.
Delia Quinzel is the sister of Harley Quinn and the adoptive mother (aunt) of Lucy.
In this case, what compels Harley to come up with and, from that moment onward, perpetually utilize the name "Puddin" is an honest expression of the mutual love between her and Jack Napier, someone she considers a separate person from the villainous Joker.
In the latest issue of Flashpoint Beyond #5, the Joker's real name has been revealed: Jack Oswald White. This is something that fans of DC and the character have greatly appreciated, and that is that the identity of the Joker is something that many have always tried to find out.
In 2011's Suicide Squad comic series, Harley Quinn got a new, expanded origin story in which The Joker tosses the psychiatrist, struggling against him, into a vat of acid, which dyed her skin white and also made her insane.
Book(s) The murder of Robin was the execution of Batman's protégé, Robin, at the hands of the Joker and his second-in-command/girlfriend Harley Quinn.
After the Joker's untimely demise, Quinn took complete control over the remains of his gang in her own quest for vengeance against Batman and all of Gotham in honor of the Joker.
Pamela Isley (aka Poison Ivy) is the deuteragonist of the DC Universe's animated Harley Quinn franchise. She is Harley Quinn's best friend, eventual girlfriend, and fellow Arkham Asylum escapee.
Harley and Joker break up because Harley is sick of living in Joker's shadow. She was more intelligent than the Joker and often planned their major heists. However, Joker always took all the credit.
Portrayed by actress Margot Robbie, she first appears in film in Suicide Squad (2016), playing a major role, and also stars in the spin-off solo film Birds of Prey (and the Fantabulous Emancipation of One Harley Quinn) (2020) and standalone sequel/soft reboot film The Suicide Squad (2021).
Lucy Quinzel is the daughter of the Joker and Harley Quinn and the niece of Delia Quinzel.
Leaving the newborn baby Lucy with her sister, Harley returned to Gotham only to realize that not only did the Joker not realize she was pregnant, he didn't even care to notice she left at all.
Duela Dent frequently appears in the Tiny Titans series as the Joker's Daughter. She often antagonizes Robin, who informs her in Tiny Titans #17 that there are no clowns allowed at his birthday party.
In Injustice: Gods Among Us, Harley Quinn reveals she gave birth to Joker's daughter, but gave her up for adoption rather than subject her to a life with Joker as a father. Similarly, Harley becomes a mother to twin children in the Batman: White Knight universe, though with happier results.
In Joker, Thomas Wayne (Batman's father) and Penny Fleck (Joker's mother) are key characters. Penny claims that Thomas is actually Arthur's father.