AP — Environmental journalist Tatiana Schlossberg, one of three grandchildren of the late US president John F. Kennedy, has died. She was 35.

Schlossberg, the daughter of Kennedy’s daughter, Caroline Kennedy, and Jewish American designer Edwin Schlossberg, revealed she had terminal cancer in a November 2025 essay in The New Yorker. A family statement disclosing her death was posted on social media Tuesday by the John F. Kennedy Library Foundation.

“Our beautiful Tatiana passed away this morning. She will always be in our hearts,” the statement said. It did not disclose a location or cause of death, although Schlossberg was diagnosed with acute myeloid leukemia in May 2024 at age 34.

After the birth of her second child, Schlossberg’s doctor noticed her white blood cell count was high. It turned out to be acute myeloid leukemia with a rare mutation, mostly seen in older people and among first responders to the September 11, 2001, attacks in New York.

In the essay, “A Battle With My Blood,” Schlossberg recounted going through rounds of chemotherapy and two stem cell transplants and participating in clinical trials. During the most recent trial, she wrote, her doctor told her “he could keep me alive for a year, maybe.”

Her first thought upon hearing that, she wrote, was that “my kids, whose faces........

© The Times of Israel