- Dec 4 Lee Smith, American Baseball HOF pitcher (7 × MLB All-Star; 4 x saves leader; Chicago Cubs, Boston Red Sox, St. Louis Cardinals, NY Yankees, Baltimore Orioles), born in Jamestown, Louisiana
- Dec 4 Raul Boesel, Brazilian auto racer (World Sportscar C'ship 1987; 24 Hours of Daytona 1988; 30 F1 GP), born in Curitiba, Brazil
- Dec 5 Art Monk, American College-Pro Football HOF wide receiver (Syracuse University; Super Bowl 1982, 87, 91; First-team All-Pro 1984; 3 × Pro Bowl; Washington Redskins), born in White Plains, New York
- Dec 6 Luis Delís, Cuban discus thrower (Olympic bronze 1980), born in Guantánamo, Cuba
- Dec 7 Geoff "Henry" Lawson, Australian cricket fast bowler (46 Tests, 180 wickets, BB 8/112; NSWCA, Lancashire) and coach (Pakistan 2007-08), born in Wagga Wagga, Australia
- Dec 7 Rohan Jayasekera, Sri Lankan cricket batsman (1 Test; 2 ODIs; for Canada 4 x ICC Trophy), born in Colombo, Sri Lanka
- Dec 17 Bob Ojeda, pitcher (NY Mets)
- Dec 19 Kevin McHale, American Basketball HOF forward (NBA C'ship 1981, 84, 86; 7 × NBA All-Star; Boston Celtics) and coach (Minnesota Timberwolves, Houston Rockets), born in Hibbing, Minnesota
- Dec 21 John Geddert, American gymnastics coach (US head coach London Olympic Team 2012), born in Mt. Clemens, Michigan (d. 2021)
- Dec 21 Tom Henke, American baseball relief pitcher (World Series 1992; MLB All-Star 1987, 95; NL Rolaids Relief Man Award 1995; Toronto Blue Jays, Texas Rangers), born in Kansas City, Missouri
- Dec 25 Chris Kamara, English soccer midfielder (Swindon Town FC, Brentford FC) and commentator (Sky Sports), born in Middlesbrough, England
- Dec 27 James Sanford, US runner (world record 50m indoor)
- Dec 28 Anne Sargeant, Australian netballer
About December 1957
How Old? 66 years old
Generation: Baby Boomer
Leap Year: No
Chinese Zodiac: Rooster
Star Signs: Sagittarius (Nov 22 - Dec 21), Capricorn (Dec 22 - Jan 19)
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions