- Dec 1 Shelley Morrison, American actress (General Hospital, Will & Grace), dies at 83
- Dec 8 Caroll Spinney, American puppeteer behind Big Bird and Oscar the Grouch on Sesame Street (1969-2018), dies at 85
- Dec 8 Rene Auberjonois, American actor and voice artist (Star Trek: Deep Space Nine, God of War), dies of lung cancer at 79
- Dec 11 David Bellamy, English botanist and TV presenter, dies at 86
- Dec 12 Danny Aiello, American stage and screen actor (Moonstruck; Do The Right Thing; Broadway Danny Rose), and singer dies at 86
- Dec 13 Yasuhiro Takai, Japanese baseball first baseman, designated hitter and broadcaster (NPB record 27 career pinch-hit home runs; Hankyu Braves), dies of kidney failure at 74
- Dec 14 Anna Karina, Danish French 'New Wave' actress (Alphaville), dies at 79
- Dec 14 Randy Colley (Moondog Rex), American pro wrestler (WWF Tag Team champion 1981), dies after undergoing amputation of his right leg at 69
- Dec 15 Monique Leyrac, French Canadian singer ("Mon Pays"), and actress (Act of the Heart), dies at 91
- Dec 22 Tony Britton, English actor (The Day of the Jackal), dies at 95
- Dec 27 (Beryl) "Jack" Sheldon, American jazz trumpeter (Merv Griffin), singer (Schoolhouse Rock), and actor (Run Buddy Run), dies at 88
- Dec 27 Don Imus, American radio talk show host (WNBC), dies from complications of lung disease at 79
- Dec 28 Fred Graham, American newscaster and journalist (CBS News, Court TV), dies of Parkinson's disease at 88
- Dec 30 Elizabeth Sellars, Scottish actress ("Chalk Garden"; "A Voyage Round My Father"), dies at 98 [1]
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