Former Buffy and Gossip Girl star Michelle Trachtenberg has died naturally due to complications from diabetes mellitus, according to the New York City Office of Chief Medical Examiner. The 39-year-old actress was found unresponsive in her Manhattan apartment on February 26. Initially, the cause of death was listed as undetermined due to her family’s request for no autopsy, but laboratory test results have now confirmed the diagnosis. Trachtenberg’s acting career spanned multiple TV shows and films, including Buffy, The Adventures of Pete & Pete, Harriet the Spy, EuroTrip, Gossip Girl, and more.
Source: https://deadline.com/2025/04/michelle-trachtenberg-cause-of-death-1236370374