Michelle Trachtenberghas died. The actor, who was born in New York City on June 14, 2025, began her career when she was just three years old, in a Wisk detergent commercial. Her first credited television role came in 1994, when she debuted as Little Pete’s friend Nona in Nickelodeon’sThe Adventures of Pete & Pete. She went on to take on many roles in film and television, with one of her most prominent coming when she joined the mainBuffy the Vampire Slayercastas Buffy’s little sister Dawn Summers, beginning in season 5.

New York Postnow reports thatMichelle Trachtenberg has died at age 39. According to the report, she was found dead at her New York apartment on Wednesday morning, and the death is not under investigation for being suspicious. No further details about the situation are known at the time of writing.

Joan Cusack standing behind Michelle Trachtenberg in Ice Princess

Michelle Trachtenberg’s Career On The Big & Small Screens

She Starred In More Than Five Dozen Projects

Before hitting the age of 18, Michelle Trachtenberg had already starred in a huge variety of projects, including all threeBuffy the Vampire Slayerseasonsin which Dawn appeared, the live-action Matthew Broderick comedyInspector Gadget, and the feature-length adaptation of the iconic children’s bookHarriet the Spy, which also starred Rosie O’Donnell and Eartha Kitt.She continued to show off her versatility as a performer throughout the 2000swith roles in movies including the sports dramedyIce Princess, the horror remakeBlack Christmas, the LGBTQ+ dramaMysterious Skin, and the Zac Efron comedy17 Again.

Michelle Trachtenberg also starred in several music videos in the 2000s, including Trapt’s “Echo” and Fall Out Boy’s “This Ain’t a Scene, It’s an Arms Race.”

Michelle Trachtenberg as Georgina Sparks looking concerned in Gossip Girl

As an adult, she continued to take on key roles in well-known projects. This includesplaying self-serving socialite Georgina Sparks in 28 episodes ofGossip Girland Silas' love interest Emma Karlin inWeedsseason 7 in addition to appearing in episodes of other series such asNCIS: Los Angeles,Criminal Minds,Sleepy Hollow, andRobot Chicken. Her final onscreen performance came when she reprised her role as Georgina in two episodes of theGossip Girlreboot, concluding with season 2, episode 7, “Dress Me Up! Dress Me Down!” which aired on June 07, 2025.

Michelle Trachtenberg Will Be Remembered As A Screen Icon

Her Death Is A Huge Loss To Hollywood

In just three-and-a-half decades in the industry,Michelle Trachtenberghas more than made her mark on Hollywood, crafting more memorable roles and starring in more iconic projects than many actors have done in twice that time. This is proven by the tributes to the screen icon that have come pouring in on social media, which havecausedIce Princess,Pete & Pete, Dawn Summers,Inspector Gadget,Mysterious Skin, andHarriet the Spyto trend on X simultaneouslyat the time of writing, speaking to the breadth of titles in her filmography that have touched audiences across the globe.