Michelle Trachtenberg

She also played Penny Brown in Disney's 1999 superhero comedy film Inspector Gadget. Trachtenberg found success on the supernatural drama series Buffy the Vampire Slayer (2000–2003) as Dawn Summers, the younger sister of Buffy, for which she won another Young Artist Award and earned her three Saturn Award nominations. She was also nominated for a Daytime Emmy Award for her role as the host of the Discovery Kids series Truth or Scare (2001–2003). In her late teens and early 20s, Trachtenberg rose to further prominence in the film EuroTrip (2004) and as Georgina Sparks on the CW series Gossip Girl (2008–2012). During the mid-2000s, she also had a starring role in the film Ice Princess (2005) and supporting roles in the films Mysterious Skin (2004) and Black Christmas (2006). She also starred in the film 17 Again (2009) and on the NBC series Mercy (2009–2010). In the 2010s, Trachtenberg was in several television films, including Killing Kennedy (2013) and Sister Cities (2015), and in the science fiction film The Scribbler (2014). She provided the lead voice of Judy in Facebook Watch's adult animated web series Human Kind Of (2018) and executive produced the teen drama web series Guidance (2015–2017) and Tubi's true crime series Meet, Marry, Murder (2021).

Michelle Trachtenberg studied at Notre Dame High School. The recorded working language is English. The field of work recorded is acting and modelling. Places of work recorded in the authority are New York City. Works named in the authority record are Buffy the Vampire Slayer, 17 Again, Gossip Girl, Ice Princess, Harriet the Spy and EuroTrip. Distinctions recorded are Young Artist Award for Best Leading Young Actress in a Feature Film.

• Birth Name — Michelle Christine Trachtenberg • Born — 11 October 1985 • Birthplace — New York City, New York, U.S. • Died — 26 February 2025 • Place of death — New York City, New York, U.S. • Occupation — Actress • Years Active — 1988–2025 • Partner — Jay Cohen (2020–2025)

Michelle Christine Trachtenberg was born on October 11, 1985, in New York City to Lana, a bank manager, and Michael Trachtenberg, a fiber-optics manager. Her parents were Jewish immigrants; her father was from Germany and her mother was from Ukraine. Her mother, who spoke Russian, helped her learn some Russian for a role in 2013. In an interview in November 2013, Trachtenberg said that her father had died recently. She had an older sister named Irene. Trachtenberg was raised in Sheepshead Bay, Brooklyn, where she attended junior high school at The Bay Academy for the Arts and Sciences. Her family later moved to Los Angeles, where she attended Notre Dame High School in Sherman Oaks. She said in a later interview and on social media that she was bullied in school. She was a youth representative for the launch of an anti-drug campaign with President Bill Clinton.

• Illustration — Trachtenberg on the set of The Adventures of Pete & Pete (1995) Trachtenberg made her first television appearance at age three in a commercial for Wisk detergent. She would eventually play featured roles in more than 100 commercials. She made her television debut in an episode of the crime drama Law & Order, before gaining recognition on the Nickelodeon series The Adventures of Pete & Pete as Nona F. Mecklenberg. During the same period, she played Lily Montgomery on the soap opera All My Children. Trachtenberg's film career began in 1996 with the title role in Harriet the Spy, for which she had to leave The Adventures of Pete & Pete while its third season was running. She then starred in the short-lived television series Meego, which garnered her a Young Artist Award. She returned to film in 1999 for Inspector Gadget. She also starred in the film Can't Be Heaven. In 2000, she began playing Dawn Summers, the younger sister of the title character (played by Sarah Michelle Gellar) in Buffy the Vampire Slayer. She also hosted the Discovery Kids series Truth or Scare from 2001 to 2003, for which she was nominated for a Daytime Emmy Award. • Illustration — Trachtenberg (far right) with some cast members of Buffy the Vampire Slayer in 2003 In 2004, after Buffy and Truth or Scare, Trachtenberg appeared in the music video for the Trapt song "Echo" and as Jenny in the teen comedy film EuroTrip. That same year, Trachtenberg played Wendy in Mysterious Skin, Gregg Araki's film adaptation of Scott Heim's novel. Wendy is the best friend of Neil (Joseph Gordon Levitt), a teenage hustler in small-town Kansas. The film debuted at the 2004 Venice Film Festival. She also had a recurring role in the HBO series Six Feet Under, as Celeste, a spoiled pop star. In March 2005, Trachtenberg starred in Walt Disney Pictures' comedy sports drama film Ice Princess as Casey Carlyle, a science whiz, who is torn between a future in academia and her newfound dream of being a competitive figure skater.

In April 2006, Trachtenberg guest-starred an the episode of House, "Safe". She revealed on the December 22, 2006, episode of Late Night with Conan O'Brien that House was her favorite show, and that she was friends with one of the producers and had asked to be a guest star. In November 2006, Trachtenberg guest starred in season six of the crime drama Law & Order: Criminal Intent. In the episode "Weeping Willow", she played the role of Willow, a kidnapped video blogger, likely based on lonelygirl15. In 2006, Trachtenberg starred in Black Christmas, the remake of the 1974 slasher. In 2007, she was cast as the female lead in an ABC comedy pilot called The Hill, based on the newspaper of the same name in Washington, D.C. In 2008, Trachtenberg provided the voice of Tika Waylan for Dragonlance: Dragons of Autumn Twilight, a direct-to-video animated film based on the novel of the same name. She appeared on The CW hit show Gossip Girl, as Georgina Sparks, who recently left rehab and brings back the dark past Serena van der Woodsen desperately wants to leave behind. She returned to the show for a multiple-episode story arc towards the end of season two. Trachtenberg appeared in the season three finale and in season four. She also appeared several times in season five, and in almost every episode of season six, the show's final season. In 2009, Trachtenberg was a cast member on the NBC drama series Mercy, which lasted one season. She then returned to film, starring in the 2009 teen fantasy comedy 17 Again and had a small role in the comedy Cop Out (2010).

On June 9, 2011, Trachtenberg guest-starred on Love Bites, as Jodie, who, after being unceremoniously dumped, decides—with a vengeance—to accept her ex's offer to "be friends". She reprised the role on June 16, 2011, and in the series finale on July 21, 2011. In the same year, Trachtenberg was a guest star on Weeds during its seventh season, portraying Emma, a rival pot dealer who causes problems for Silas Botwin. In June 2012, Trachtenberg was cast in the film The Scribbler, produced by Gabriel Cowan. In March 2011, she was the featured cover girl in Maxim. In the Criminal Minds episode "Zugzwang", Trachtenberg played Diane Turner, the criminal stalker of Spencer Reid's girlfriend, Maeve Donovan. In late 2015, Trachtenberg starred in the online series Guidance as Anna, the high school guidance counselor. In 2016, she said she was a member of the Writers Guild of America and that she was working on several writing projects and continued to be inspired by her role in Harriet the Spy. According to filmmaker Casey Tebo, she had written a screenplay based on the book Toy Monster. In 2022, Trachtenberg reprised her role as Georgina Sparks in the second season of the HBO revival of Gossip Girl. In 2023, she had a voice role in Apple TV+'s animated series adaptation of Harriet the Spy. In 2024, Trachtenberg made her final film appearance as a narrator for the documentary Spyral, which focuses on people struggling with mental illness. Trachtenberg planned to make an appearance at the South by Southwest (SXSW) festival in Austin, Texas.

In her earlier years, Trachtenberg dated actor Shawn Ashmore from 2004 to 2006, and had a brief relationship with musician Pete Wentz in 2006. At the time of her death, she was in a long-term relationship with talent agent Jay Cohen. The couple began dating in 2020 and preferred to keep their private life out of the public eye.

In early 2024, Trachtenberg addressed concerns on social media regarding her health after some people commented on her apparent weight loss and signs of jaundice. She reassured her followers that she was "happy and healthy". Trachtenberg underwent a liver transplant sometime later that year. Trachtenberg's Harriet the Spy co-star Rosie O'Donnell claimed she struggled with drug and alcohol abuse during her final years. On February 26, 2025, Trachtenberg was found unresponsive at her New York apartment by her mother. Emergency medical services were called and she was pronounced dead at the scene. According to the New York City Police Department, foul play was not suspected in her death. A source later reported to People that Trachtenberg talked about her health problems with those close to her during the last year of her life. After Trachtenberg's family objected to an autopsy for religious reasons, the Office of Chief Medical Examiner of the City of New York announced that the cause and manner of death were undetermined at the time. One month later, the office's toxicology results declared Trachtenberg's primary cause of death as complications of diabetes, which is sometimes a side effect of liver transplantation.

• Year — Title — Role — Notes • 1991 — Law & Order — Dinah Driscoll — Episode: "God Bless the Child"; uncredited • 1993 — Clarissa Explains It All — Elsie Soaperstein — Episode: "Babysitting" • 1994 — All My Children — Lily Benton Montgomery — 3 episodes • 1994–1996 — data-sort-value="Adventures of Pete & Pete, The" | The Adventures of Pete & Pete — Nona F. Mecklenberg — 14 episodes; recurring role (seasons 2–3) • 1996 — Dave's World — Angela — Episode: "Solitaire" • Space Cases — Prankster #1 — Episode: "All You Can Eaty" • data-sort-value="Holiday for Love, A" | A Holiday for Love — Noelle Murphy — Television film • 1997 — Meego — Maggie Parker — 13 episodes; main role • 1998 — Blue's Clues — Herself — Episode: "Blue's Birthday" • Reading Rainbow — Voice; narrator; episode: "Math Curse" • Guys Like Us — Katie — Episode: "Maestro's First Crush" • 1998–1999 — Figure It Out — Herself — Panelist; 12 episodes • 2000 — data-sort-value="Father's Choice, A" | A Father's Choice — Kelly McClain — Television film • 2000–2003 — Buffy the Vampire Slayer — Dawn Summers — 66 episodes; main role (seasons 5–7) • 2001–2003 — Truth or Scare — Herself — Host and narrator; 20 episodes • 2004 — Six Feet Under — Celeste — 4 episodes; guest role (season 4) • 2005 — data-sort-value="Dive from Clausen's Pier, The" | The Dive from Clausen's Pier — Carrie Beal — Television film • 2006 — House — Melinda Bardach — Episode: "Safe" • 2006–2018 — Robot Chicken — Various characters — Voice; 6 episodes; guest role (seasons 2–3, 5 & 9) • 2006 — Law & Order: Criminal Intent — Lisa Willow Tyler — Episode: "Weeping Willow" • 2008–2012 — Gossip Girl — Georgina Sparks — 28 episodes; recurring role (seasons 1–6) • 2008 — data-sort-value="Circuit, The" | The Circuit — Kylie Shines — Television film • 2009–2010 — Mercy — Chloe Payne — 22 episodes; main role (season 1) • 2009 — data-sort-value="Super Hero Squad Show, The" | The Super Hero Squad Show — Valkyrie — Voice; 2 episodes; guest role (season 1) • 2011 — Love Bites — Jodie — 3 episodes; guest role (season 1) • Weeds — Emma Karlin — 5 episodes; guest role (season 7) • 2013 — Criminal Minds — Diane Turner — Episode: "Zugzwang" • Killing Kennedy — Marina Oswald — Television film • NCIS: Los Angeles — Lily Lockhart — Episode: "Merry Evasion" • 2014–2015 — Hollywood Game Night — Herself — Guest; 2 episodes • 2015 — Sleepy Hollow — Abigail Adams — Episode: "Pittura Infamante" • SuperMansion — Blood Moon — Voice; episode: "A Midsummer Night's Ream" • data-sort-value="Christmas Gift, The" | The Christmas Gift — Megan — Television film • 2016 — Chopped Junior — Herself — Guest judge; 1 episode • Sister Cities — Dallas Baxter — Television film • Last Week Tonight with John Oliver — Herself — Guest; 1 episode • 2021 — Celebrity Wheel of Fortune — Herself — Celebrity contestant; 1 episode • 2022–2023 — Gossip Girl — Georgina Sparks — 2 episodes • 2023 — Harriet the Spy — Dr. Wagner — Voice; episode: "I Am the Onion"

• Year — Title — Role — Notes • 2015 — Guidance — Anna — 6 episodes • 2018 — Human Kind Of — Judy — Voice; 21 episodes • 2021 — Meet, Marry, Murder — Host — 13 episodes

• Year — Title — Artist • 2004 — "Echo" — Trapt • 2005 — "Tired of Being Sorry" — Ringside • 2007 — "This Ain't a Scene, It's an Arms Race" — Fall Out Boy