"My beloved sister, Olympia Dukakis, passed away this morning in New York City. After many months of failing health she is finally at peace and with her Louis", Apollo Dukakis said on Facebook on Saturday.
According to a family statement, Olympia Dukakis died at her home, but the exact cause of death was not immediately revealed. She passed away three years after the death of her husband, Louis Zorich.
Dukakis won best supporting actress at the 1988 Academy Awards for her performance alongside Cher, who played her daughter in "Moonstruck". She also took home the Golden Globe for best supporting actress for that role.
Celebrities amd media personalities took to social media to pay tribute to the late actress.
The daughter of Greek immigrants and first cousin of Michael Dukakis, the Democratic nominee for president in 1988 (who lost to George H.W. Bush), Dukakis is also known for her role in Herbert Ross' 1989 "Steel Magnolias".