Tatiana Schlossberg, the environmental journalist and author who was the granddaughter of former President John F. Kennedy, has died at the age of 35, her family announced.
“Our beautiful Tatiana passed away this morning. She will always be in our hearts,” the family said in a statement shared via the JFK Library Foundation’s Instagram account Tuesday.
Born and raised in New York City, Schlossberg was the daughter of Caroline Kennedy and the granddaughter of Jacqueline Kennedy Onassis and the former president.
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She built a career as a voice on climate and environmental issues. In 2023, Schlossberg was diagnosed with acute myeloid leukemia and after she had given birth to her second child.
Schlossberg shared her experience publicly in a personal essay for The New Yorker in November 2025.
“My parents and my brother and sister, too, have been raising my children and sitting in my various hospital rooms almost every day for the last year and a half,” she wrote at the time.
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