Georgina Sparks Portrayed by
Michelle Trachtenberg in seasons one till six, Georgina Sparks is a ruthless, manipulative girl from Serena's past who returns to New York City in the final episodes of season one after escaping drug treatment in Utah. Before that, she was supposed to be at an Equestrian circuit but sold her show pony for
cocaine, prompting her parents to send her to rehab. Being Serena's friend, she wants Serena to be back to her old self and join her in doing things they used to do together. Her sudden return causes Serena to relapse into her old habits and even fixes Serena's drink which causes her to wake up late for her SATs. After Serena asks that she leave Manhattan, she becomes even more determined to ruin her life. Georgina persuades Dan to almost sleep with her, but this leads to a confrontation with Serena. Blair, taking matters into her own hands, informs her parents of her location, persuades Dan to make Georgina fall for Blair's trap and is sent to a reform school recommended by Blair herself. She reappears late in the second season where Georgina is at a
church camp and appears to be a completely reformed "saved" Christian. That is, until Blair persuades her to help them in a plot to take down Poppy. After which, Georgina goes back to her old scheming ways. At the end of the second season, she is about to attend
NYU and requests Blair as her roommate. She reappears in the first few episodes of the third season and surprises Blair Waldorf when she shows up as her lovely roommate. After her relationship with Dan is once again thwarted, followed by blackmailing Vanessa and ruining Rufus and Lily's wedding, she gets tricked and sent away with a Russian prince, a plan to get rid of her set by Blair and with the assistance of Dorota, by exiling her to Europe. At the end of season 3, after a long absence, Georgina returns to New York City from her enforced exile in Belarus disguised by wearing a blonde wig and a large coat, desperately seeking the help of various Upper-East Siders with her "problem". It is revealed that Georgina is
pregnant, and claims it is Dan's child. At the start of season 4, she runs off again, leaving Dan with their son Milo but it is later revealed that he is not the father and that it was just another one of Georgina's schemes. Georgina takes Milo back when Dan signs the birth certificate, ending her manipulative plot and leaves Dan. Georgina later returns at the very end of season 4 for the Constance Billiard alumni event in hopes of stirring up drama. She reveals to Serena and others in attendance that she is currently living in
Bedford, New York, is married to a young Wall Street stockbroker intern, and is outright bored with her current lifestyle of being a stay-at-home-mother. Georgina accidentally learns the secret behind Serena's cousin Charlie and informs her to keep in touch. In Season 5 at Blair's wedding, it is revealed that Georgina steps in as the 'new' Gossip Girl, the anonymous narrator of the series, as the 'real 'Gossip Girl' abandoned her post following Chuck and Blair's accident. In the season 5 finale, it is revealed that she will help Dan write his follow up to "Inside". Having left him for Chuck, Dan promises to write the book that he should previously published, which Georgina, who has her own score to settle with the Upper East Side, is more than happy to help him with. In the series finale, she is shown to be in a relationship with Jack Bass and helps Blair and Chuck with their problem regarding Bart Bass. She returns in the 2021 series after discovering Kate's identity behind the new Gossip Girl.
Isabel Coates Portrayed by
Nicole Fiscella in seasons one, two and four, Isabel Coates is Blair's loyal sidekick, who remains her friend despite her losing rank as Queen Bee. She was best friends with Kati Farkas and tends to match outfits with her. During the first season, she and Kati often appeared in Blair's Audrey Hepburn dreamscapes and at one point she and Kati also appear in Dan's dreams. She is also a concert pianist. Isabel and Penelope contribute to the new rift between Blair and Serena when the position of Queen shifts from Blair to Serena. Her see-through dress that she intended to wear to the Snowflake Ball is used to humiliate Vanessa. Isabel, Penelope and Nelly Yuki are all present when they plan on declaring Emma Boardman as the new Queen, which went to Jenny. Both Isabel and Penelope refuse to have a girl from Brooklyn carry out their legacy but Blair convinces them otherwise. Isabel, together with Kati, returned at the end of season four at a Constance reunion.
Kati Farkas Portrayed by
Nan Zhang in seasons one, four, five and six, Kati Farkas is Blair's loyal sidekick until she loses her rank as Queen Bee. She was best friends with Isabel Coates and regularly matches outfits with her. During the first season, she and Isabel often appeared in Blair's Audrey Hepburn dreamscapes and at one point she and Isabel also appear in Dan's dreams. Kati's brother owns the apartment that would be the setting place for Blair's
Japanese-themed seventeenth birthday, which led to Blair and Chuck's continuing secret relationship during the first season. Her parents move her back to Israel after spring break. Kati returned with Isabel for a Constance event in the penultimate episode of season four and the season finale. In season five, Kati returns to compete with Blair's former minions, Penelope and Jessica, to become Blair's bridesmaid in her upcoming nuptials. In the sixth season, Kati and Jessica still continue being Blair's loyal minions.
Dorota Kishlovsky Portrayed by
Zuzanna Szadkowski since the second episode, Dorota Kishlovsky is the Waldorfs' maid. Despite often snapping at her in numerous episodes, Blair is shown to see Dorota as a mother figure and her closest confidant. Dorota is also claimed to act as Blair's mother figure. This is even claimed in one of the episodes where the characters stated "Dorota practically raised Blair." In the web-series "Chasing Dorota", it is revealed that Dorota is actually a
Polish countess with a secret husband, Stanisław. Dorota and Slainslaw's
marriage was actually arranged by their parents. She fled to America to escape her family and began working for the Waldorfs in 2004. She eventually divorces her husband after falling in love with Vanya, the
Russian doorman at the van der Woodsens' apartment building. In "The Treasure of Serena Madre" she is revealed to be unexpectedly
pregnant. They get married in "The Unblairable Lightness of Being" when she finds out that her family will be visiting her. She gives birth to a daughter named Anastasia in the third season finale, and she and Vanya move into an apartment in Queens, bought for them by Cyrus. In the series finale, we find out the identity of Gossip Girl, but in the same episode it's said by Blair that she thought Dorota was Gossip Girl. It is also claimed in the Cosmopolitan interview, that Zuzanna herself, thought Dorota was Gossip Girl and was shocked that she wasn't. In the season 5 premiere episode, she finds out that Blair is pregnant and covers it up by announcing her own pregnancy. She later gives birth to a son named
Leo. In the
2021 sequel series, Dorota made an appearance in Cyrus Rose’s annual Hanukkah dinner along with her husband, Vanya (
Aaron Schwartz), and their kids, Ana and Leo.
Carter Baizen Portrayed by
Sebastian Stan in seasons one, two and three, Carter Baizen was a St. Jude's graduate and rival of Nate and Chuck. It is mentioned that he turned his back on his parents and so was left without a trust fund and was forced to take matters into his own hands by shaping his own future, something that Carter reveals to Serena a week before the cotillion. In the second season, Carter resurfaces in New York with the mysterious Elle but ends up being involved with Blair and sleeps with her, contributing to her downward spiral. He soon leaves New York as Serena and Chuck intervene. In the second season finale, Carter returns to New York to tell Serena that he has found her father. During the premiere of season three, it is discovered that he and Serena spent their summer in Europe in pursuit of her father. In light of Serena's failure to capture her father's attention, Carter reveals his feelings to Serena and they share a kiss. Their relationship ends when it is revealed that he left Bree Buckley's cousin at the altar, earning the wrath of the Buckleys as Bree has her cousins called in during Rufus and Lily's wedding to bring Carter to Texas to work in an oil field to pay off his debt. Serena then gambles on a high-stakes poker game for Carter's freedom and fails. She then takes matters into her own hands and has him freed but Carter refuses to resume their relationship, saying that he would have preferred it if Serena didn't save him so that he could make amends and leaves. Carter resumes his habit of lying when he informs Serena of her father's definite location. Serena disappears with him, which creates a strain in her relationship with Nate. Serena later finds out that he had known about where her father was since before they began dating, but had been delaying the information from her in order to get closer to her. She then forces him out of the limo.
Headmistress Queller Portrayed by
Linda Emond in season one and the beginning of season two and by
Jan Maxwell at the end of season two and for one episode in season four, Headmistress Queller is Constance Billiard School for Girls' and St. Jude's School for Boys' headmistress. Blair mentions that she and Headmistress Queller had tea when she first applied to Yale. She is first introduced in the first season as the new Headmistress and immediately faces trouble with the junior class. She pragmatically interrogates Constance Billard and St. Jude's students when an accident in the school swimming pool involving most of the Junior class reaches her ears and threatens expulsion if the perpetrator doesn't come forward. Serena comes forward but doesn't get expelled and instead finds out that Bart Bass paid off her headmistress that earned Serena community service. In the second season, Jenny rejects a meeting with her when she has been skipping school and instead working at Eleanor Waldorf's atelier. Jenny eventually returns to Constance. In the later episodes, Blair seeks advice from her when she discovers that she is waitlisted for Yale and reassures her that all Constance students eventually get accepted as long as their transcripts are untarnished. When Miss Carr informs her of Blair's hazing against her, headmistress Queller gives Blair detention through community service. Blair's hazing incident eventually reaches the ears of Yale and Blair is no longer accepted. Blair eventually attempts to apply to Sarah Lawrence College but has no chance because of her hazing incident and that the dean only spoke with her as a favor from headmistress Queller.
Penelope Shafai Portrayed by
Amanda Setton in seasons one, two, four and five, Penelope Shafai is a member of Blair's clique until she was dethroned as queen bee; and constantly shifts her allegiance between Blair and Jenny. She makes no secret of her crush on Nate when she aids in Blair's dethroning and Jenny's ascent as Queen with Jenny earning her and Hazel's favor when Jenny salvages herself after Blair attempted to sabotage her birthday. She helps host Jenny's party with Asher and gives the freshman the benefit of the doubt when she lied about having sex with Asher Hornsby, eventually ending her friendship with her when Jenny reveals the truth. She is also a national Merit Scholar. Chuck persuades her to ruin Amanda Lasher's hair which ends up in a fight between Dan and Serena. Isabel and Penelope contribute to the new rift between Blair and Serena when the position of Queen shifts from Blair to Serena. Penelope attempts to get Nate as her date to the Snowflake Ball, planning with the girls and a reluctant Jenny to humiliate Vanessa. Isabel, Penelope and Nelly Yuki are all present when they plan on declaring Emma Boardman as the new Queen, which went to Jenny. Penelope refuses to have a girl from Brooklyn carry out their legacy but Blair convinces them otherwise. Penelope returns in season 4 as she attends Columbia University. She is currently a member of an exclusive club, the Hamilton House. She also continues to be Blair's loyal right-hand woman, and the ring-leader of her sidekicks. The following season, Penelope competes, alongside Blair's former minions Kati and Jessica, for a spot as Blair's bridesmaid in her upcoming wedding.
Hazel Williams Portrayed by
Dreama Walker in seasons one and two, Hazel Williams is a member of Blair's clique until she was dethroned as queen bee; constantly shifts her allegiance between Blair and Jenny. Jenny steals her mother's Valentino dress during Jenny's birthday. She forgives her right after Jenny impresses Blair's clique by bringing Nate during their dinner at
Butter. Like Penelope, she gives Jenny the benefit of the doubt when Jenny lies about having sex with Asher, eventually breaking her friendship with Jenny. Along with Isabel and Penelope, she succeeds in publicly humiliating Vanessa at the Snowflake Ball. Hazel has tendency to be desperate for a boyfriend and Jenny at one point blackmails her to treat Nelly Yuki better by reminding her that she once hooked up with her cousin. She also regularly checks Gossip Girl's blog and once suffered symptoms of withdrawal when Rachel Carr has cellphones banned from Constance premises.
Nelly Yuki Portrayed by Yin Chang in seasons one, two and six, Nelly Yuki is Blair's academics rival. Depicted as a bookworm, she's a Merit Scholar, a Peabody Scholar, and an Intel Science Talent Search Finalist.
Itzhak Perlman gave her first violin and her parents own a substantial amount of property in Tribeca. Despite being sabotaged by Blair during the SATs, she has a short-lived friendship with her, and sides with Blair (along with Isabel) during Blair's battle for the throne. She also brands Jenny Humphrey a liar, ending Jenny's status as Queen Bee. Nelly is part of Blair's clique in season two. Jenny tries to help her out when she fears the girl is being bullied too much by the other clique members, using Nelly's knowledge to blackmail them into backing off. When Nelly realizes Jenny has no intention of taking over as the new Queen Bee, she reveals she was playing Jenny the whole time to take advantage of a regime change and goes back to the clique. She wins admittance to Yale University over Blair after their long rivalry in the second season. Nelly eventually approves of Jenny becoming Queen at the end of the 2nd season. In
Season 5, Nelly, still remaining a student at Yale, is invited to return to tryout to become a bridesmaid at
Blair's wedding but doesn't show up because she hates her and is replaced by
Charlie instead. In Season 6 episode 2, Nelly Yuki returns as a fashion reporter sent to review Blair's new fashion line. Blair, having bullied Nelly throughout high school, becomes convinced Nelly is working with Poppy Lifton to sabotage her debut and goes to extreme means to stop it only to discover that Nelly just let Blair "implode" as she often does. Nelly also gives Dan advice to stop trying to get into the elite crowd. Nelly later judges Blair's first fashion show, seated next to Serena who assumes Nelly is still one of Blair's minions until the show goes badly, and Nelly writes it up as a disaster. However, she eventually gives a stellar review of Blair's line, contributing to Blair's success in the fashion industry. In Season 6 episode 3, she equivocally displays her affections for Dan at a bar, only to be overlooked for a tall, red-headed woman with whom Dan leaves the bar.
Jonathan Whitney Portrayed by
Matt Doyle in seasons two, three and four, Jonathan Whitney is Eric's ex-boyfriend and is a member of the prominent
Whitney family. In "The Goodbye Gossip Girl", Jonathan was mistakenly identified as "Gossip Girl" when the presiding room was silenced and Serena texted her,"Now I know who you are." It turns out that he had hacked Gossip Girl's website. In season three, Jonathan was absent for a few episodes - he was with his grandparents - when he returned, he and Eric challenged Jenny's authority over the school by sitting higher on "the steps" than her and her cronies, this resulted in Eric being splattered with yogurt. That night, at a party, ("They Shoot Humphreys, Don't They?") Jonathan is egged by Jenny's cronies, angering Eric, who plots to ruin Jenny's Cotillion. But when Jonathan learns of Eric's scheming with Blair, he breaks up with him. In season four, Jonathan tries (unsuccessfully) to reconcile with Eric.
Diana Payne Portrayed by
Elizabeth Hurley in season five, Diana Payne is a sexy, smart, and manipulative cougar. She first meets Nate Archibald in Los Angeles at a party at her home (while Nate claims the house is his) and end up in bed together. She soon ends up in New York and launches her own online journals: 'The NY Spectator.' We next find out her goal is to take down the infamous blog and media social rumor site in New York - 'Gossip Girl.' Until their secret relationship reaches its breaking point, Nate and Diana find themselves attempting to make each other jealous until Diana decides to go public - via the NY Spectator. Meanwhile, Diana finds out the story of Ivy and Charlie being the same person and forces Charlie to work for her and threatening
Ivy Dickens's life. At the end, more shocking twists are revealed as the evil Diana and Nate's crooked grandfather, William van der Bilt, are revealed to have been working together to orchestrate Nate's employment with Diana as part of sinister grand plan for Nate and then she is gone out of town. In episode 19 "It Girl Interrupted" Diana Payne's return to The Spectator starts a power struggle with Nate and Diana meets Nate's new girlfriend, Lola Rhodes. After her return, Lola inadvertently reveals to everyone that Diana is Chuck's biological mother. Trying to find more information about her, Nate finds that Diana Payne may not be her real name.
Damien Dalgaard Portrayed by
Kevin Zegers in seasons three and four, Damien Dalgaard is a drug dealer and the son of the
Belgian ambassador. Later befriends Jenny and uses her as a drug mule and gets her to become a dealer. He begins dating Jenny and wanted to have sex with her, and when she refused he left her. It was revealed in "The Hurt Locket" that he was very intelligent and athletic, and also went to the same boarding school as Serena when she went away. Later on, this is also reaffirmed in "The Townie". In season 4, Damien tries to help Blair and Dan find Juliet when he finds out that he sold Juliet a large amount of drugs such as cocaine, pills and ether which was used to drug Serena. At one time, he started to sell sleeping pills to Eric. To get revenge on Ben, when the latter has threatened him to stay away from Serena and her family, he befriends Eric and comes up with a scheme to send Ben back to jail, unsuccessfully. As he has used Eric for his intent, he ends his fake friendship with Eric. Dan and Nate, thinking that Eric is in the embassy with Damien, went for him. They did not find them but they have found the ambassador. They told him his son is a drug dealer and he was cut off from his father inheritance. He starts to blackmail Eric with the information he knows about the affidavit Lily forged against Ben. Eric was to deal drugs for Damien, so that the latter could keep a low profile with his father. Damien has acquired a check of $100,000 by Eric. As he exits the Van der Woodsens' building he was stopped and death threatened by Ben to stay away from the Van der Woodsens while gaining the check back.
Louis Grimaldi Portrayed by
Hugo Becker in seasons four and five, Louis is the nephew of
Albert II and the heir to the throne of the principality of
Monaco. He meets Blair in Paris at the beginning of season four and begins to fall for her - however, not wanting her to be only interested in him because of his title, he acts as if he is a chauffeur (though Blair later discovers the truth). Blair turns down Louis both to return to Manhattan and because she isn't over Chuck, giving him her shoe so he can find her again. At the end of the season, Louis comes to New York to woo Blair. Blair tells him that she wants a relationship and at first they meet secretly so Louis' mother, Princess Sophie, doesn't discover her son is dating a commoner. Louis asks Blair to marry him after she runs away from a royal event Chuck ruined with his drunken declarations of love, though his mother doesn't think Blair is suited to be a princess of Monaco. Later, with the help of Cyrus, Louis' mother is convinced Blair is worthy enough, and in deference Louis often upholds her wishes over Blair's. Louis, while usually mild-mannered, is intensely paranoid about Blair's previous relationship with Chuck, who often has to cajole him into returning to and trusting her. In Season 5 episode 13, the 100th episode, Louis and Blair's wedding ceremony was interrupted by an explosive Gossip Girl blast, a video of Blair professing her undying love for Chuck, not Louis. Afterwards, Louis forgives Blair and continues the ceremony. However, at the reception, Louis reveals to Blair that the wedding stands as a contract and "a show", but that their love does not exist.
Juliet Sharp Portrayed by
Katie Cassidy in season four,
Juliet Sharp is an intriguing woman that Nate first met in a bar while he's on a date with one of the girls of Chuck's little black book. She knows much more about the gang than what she lets on, and she's the one who advises Vanessa to get back together with Dan, so that Nate can get Serena back. At the end of the third episode, she meets a man in prison, Ben, who is later found out to be her brother. When Nate begins to suspect Juliet's strange behaviour and busy schedule, he asks her to tell him more about her life. She takes him to what appears to be her apartment, but while Nate goes to see the place, she hands some cash to a man who tells that the real owners of the apartment will be back in the next day. Her glamorous, impenetrable façade and dismissive approach to love actually hides a sensitive, caring nature and as the season progresses, she declares to having genuine feelings for Nate. But after her brother attacks Nate's father in jail for Juliet's attempt at forgoing their plans, she calls Nate, and ends their relationship for the sake of Howard's safety. After she hangs up, Serena's professor Colin then enters the room and hands Juliet a cheque, thus making us believe that he is in on her plan to sabotage Serena. We later learn that he is in fact her cousin, and that the cheque was to cover her rent and school fees, he has no idea of her and her brother's plans for Serena. Juliet, Vanessa, and Jenny come together to strike a savage blow against Serena, landing her a place at the Ostroff Center for recovery. Juliet proceeds to blackmail Lily for a monthly cheque by telling that she will reveal one of Serena's other dirty secrets if she does not provide her with cash. To avoid the wrath of Blair and others, Juliet leaves to return to her home town. A while later, Juliet sees Damien, Dan, and Blair getting into a car together, making her assume that they know all about what she's done and bringing her back to Manhattan to tell Serena everything. Serena and Juliet make peace when Juliet finds out that it was really Lily who signed the document that caused her brother sentenced five years in prison. Before she departs for her home town once more, Juliet promises not to cause harm to Serena or anyone else again. However, this does not convince Nate, who rebukes her. This hurts Juliet immensely as she leaves.
Ben Donovan Portrayed by
David Call in season four,
Ben Donovan is Juliet's brother who was in jail. He was Serena's English teacher for a brief time, and having spent some time together they both developed mutual feelings. When Serena returned to Manhattan, Ben was charged with
statutory rape and transporting a minor across state lines. A crime of which was signed off by with Serena's very own signature. This caused him to be forced into serving a five-year sentence for a crime that he did not commit. He and Juliet devised a plot to destroy Serena's life permanently, however with no real intent on hurting her physically. In the end it was revealed that Lily, Serena's mother, had him put in jail by faking her daughter's signature so that Serena could return to Constance, Serena visits Ben to explain everything and to successfully attempt a reconciliation. Ben and Serena started to hang out, later developing into a couple. He has threatened Damien to stay away from the Van Der Woodsens twice, the second being a death threat.
Russell Thorpe Portrayed by
Michael Boatman in season four, Russell Thorpe was a longtime friend of Bart Bass who started in the real estate market around the same time together. After Bart stole most of his deals and wrecked many of his business plans, Thorpe essentially was run out of town and went to Chicago to build his own empire there. Russell and his daughter Raina returned to the Upper East Side in The Kids Are Not Alright to shake things up for the reigning families and buy Bass Industries. Moreover, he and Lily also shared a sexual past, although she states that it was a very long time ago. He is against the relationship between Raina and Chuck. Later he reveals to Chuck why he wanted to ruin Bass Industries and tells him that Bart Bass killed his wife Avery Thorpe in a fire at one of Barts buildings that was set by Bart himself. In the final episodes of season 4 Chuck discovers that Avery had an affair with his father and that she wrote him a breakup letter which leads Chuck to think that this could be the reason why he wanted her dead. After Russell calls Jack Bass with the intention of ruining Chuck, Chuck, Nate and Jack trick Russell and catch him while stealing one of the videos from the security cameras from the day of the fire. With the help of the video Chuck discovers that not Bart but it was Russell set the fire. Russell than tells them the whole truth and that is that the breakup letter wasn't meant for Bart, but for Russell. Russell didn't know that Avery was in the building and thought that Bart was the only one in it. After the fire he made a deal with Bart and that was that he would flee to Chicago if Bart takes the fault in the fire and never mentions Avery again.
Raina Thorpe Portrayed by
Tika Sumpter in season four, Raina Thorpe is Russell Thorpe's savvy and candid daughter who also assists her father in his business dealings. Chuck Bass first meets her and assumes that she is his assistant, to which she says that she prefers the term secretary. Later, he finds out that she is in fact his daughter and the vice-president of her father's company. She is involved with her father in buying Bass Industries and later admits to Chuck that it was Russell who tipped off a potential buyer so they could acquire it. She also offers to sleep with Chuck, who takes her up on the offer at the end of "The Kids Are Not Alright". They have a short sexual relationship which ends when Chuck is told by Russell that Bart Bass was responsible for the death of Raina's mother, Avery. He explained that Bart was having an affair with Avery over twenty years ago, and that Bart purposefully trapped her in an apartment fire when she decided to go back to Russell. He tells Chuck that he has led Raina to believe that her mother abandoned them when she was a baby, so she doesn't know about her death. "In Damien Darko", Chuck asks Raina to get Nate's father fired after finding out that he is working for Russell Thorpe. She later develops a romantic relationship with Nate, who tells her the truth about her mother. She tells Russell she wants nothing to do with him, but later helps Blair and Chuck when it's discovered that he was responsible for killing her mother. ==Guest stars==