Michelle Trachtenberg died in 2025 at the age of 39 due to complications from diabetes. Here’s everything to know about how Michelle Trachtenberg died — and what her official cause of death revealed about her health.

Michelle Trachtenberg's cause of death has come to light more than a month after the "Ice Princess" and "Harriet the Spy" star died in her New York City apartment. New York City Office of the Chief Medical Examiner said on Wednesday that it determined Trachtenberg died of complications of diabetes mellitus,