Tatiana Celia Kennedy Schlossberg, the acclaimed environmental journalist, author, and granddaughter of President John F. Kennedy, has died at the age of 35. Her passing on December 30, 2025, was confirmed by the John F. Kennedy Presidential Library and Museum, with her family stating, “Our beautiful Tatiana passed away this morning. She will always be in our hearts.”Schlossberg had revealed her diagnosis of acute myeloid leukaemia, a rare and aggressive cancer of the blood and bone marrow, only