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Hayden Panettiere Mourns Beloved Brother Jansen
17 Aug
Summary
- Jansen Panettiere, younger brother of actress Hayden, died in February 2023.
- His death was caused by an enlarged heart and aortic valve complications.
- Hayden Panettiere described her brother as one of her most important people.

Hayden Panettiere has openly shared her grief following the death of her younger brother, Jansen Panettiere, who passed away in February 2023 at the age of 28. Jansen, who also had a career in acting with roles in shows like 'Even Stevens' and 'The X's,' had more recently focused on his art as a painter and sculptor.
His death was attributed to cardiomegaly, an enlarged heart, complicated by aortic valve issues, and was ruled as natural causes. This loss has deeply affected Hayden, who emphasized Jansen's significance in her life and their close relationship, especially having grown up together in the entertainment industry.
Following Hayden's own passing on August 16, 2026, renewed attention has turned to Jansen and the siblings' supportive bond. Hayden often spoke about the difficulty of coping with her brother's premature death, cherishing his creativity and navigating the profound grief of losing him.