George Clooney's Sister Adelia 'Ada' Zeidler Dies at 65 After Cancer Battle

• Adelia ‘Ada’ Zeidler, George Clooney’s sister, passed away at 65 on Friday, December 19, after a battle with cancer.
• George Clooney confirmed her passing, calling Ada his "hero" and praising her courage and humor in facing cancer.
• Ada, an artist and former elementary art teacher, was a National Merit Scholar and active in her community in Augusta, Kentucky.
• She led a private life but attended George Clooney's wedding to Amal Clooney in Venice in 2014.
• She is survived by her parents, children Nick Zeidler and Allison Zeidler Herolaga, brother George Clooney, and other relatives.

Why It Matters: George Clooney's beloved sister, Adelia 'Ada' Zeidler, passed away at 65 after a brave cancer fight.