George Clooney's Sister Adelia 'Ada' Zeidler Dies at 65, Actor Honors Her Courage and Strength Sunday, December 21, 2025 georgeclooney adeliazeidler obituary cancer tribute artist family courage actor legacy George Clooney’s sister, Adelia “Ada” Zeidler, has passed away peacefully at the age of 65 following a courageous fight against cancer. The elder sibling of the acclaimed actor died on Friday, December 19, … Read More