- Dec 4 Michael Bates, English actor (Clockwork Orange, Patton), born in Jhansi, British India (d. 1978)
- Dec 11 Eddy Firestone, American radio, television, and film actor (Mixed Doubles), born in San Francisco, California (d. 2007)
- Dec 13 Donald "Don" Taylor, American director and actor (Father's Little Dividend; Escape from the Planet of the Apes), born in Freeport, Pennsylvania (d. 1998)
- Dec 18 Willis Conover, American broadcaster (Voice of America), born in Buffalo, New York (d. 1996)
- Dec 19 David Susskind, American TV host (Open End, David Susskind Show), born in New York City (d. 1987)
- Dec 24 John Barron, British actor (Emergency - Ward 10; The Fall and Rise of Reginald Perrin), born in Marllebone, England (d. 2004)
- Dec 29 Viveca Lindfors, Swedish actress (Way We Were, Life Goes On), born in Uppsala, Sweden (d. 1995)
- Dec 30 Jack Lord, American actor (Steve McGarrett in Hawaii FIVE-O, God's Little Acre), born in New York City (d. 1998)
- Dec 30 Michael Allinson, British-American stage and film actor (Man of the Century; Syriana), born in London (d. 2010)
- Dec 31 Rex Allen, American actor and singer-songwriter known as the "the Arizona Cowboy" (Dr Baxter-Frontier Doctor), born in Willcox, Arizona (d. 1999)
About December 1920
How Old? 103 years old
Generation: Greatest Generation
Leap Year: Yes
Chinese Zodiac: Monkey
Star Signs: Sagittarius (Nov 22 - Dec 21), Capricorn (Dec 22 - Jan 19)
Actors
Actresses
Comedians
Directors
Models
TV Stars