George Clooney is mourning the loss of his older sister Adelia 'Ada' Zeidler who has passed away at the age of 65. The star's late sibling passed away on Friday, December 19, following a battle with cancer, per People. 'My sister, Ada, was my hero. 'My sister, Ada, was my hero. Norman - a retired army captain - had passed away in October 2004 of a heart attack.

Source: Daily Mail December 22, 2025 03:14 UTC