Ernestine Carter died on Dec. 24 at age 87.
The veteran British's agent confirmed the news of Greif's death on Monday.
ET remembers the celebrities who died this year.
Dana White announced the news of the former fighter's passing over the weekend.
The acclaimed pioneer of Philadelphia soul music died Thursday in Bellingham, Washington.
The former member of the Broncos' Super Bowl 50 championship team also played for the Vikings and Chargers.
The South African model and actress died on Aug. 29, at the age of 32.
The 55-year-old actress became a fan favorite quickly after joining the long-running soap in 2006.
Boss died on Dec. 13.
Harris etched his name in NFL lore with his 'Immaculate Reception' in 1972.
The famed British director died at his home in Dorset, England, on Dec. 17.
The 19-year-old TikTok star's body was found in Burbank, California, in June.
The 'How I Met Your Father' actress revealed the news of her mom's death on Instagram on Tuesday.
The NFL coach was found dead on Oct. 31.
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