- Dec 3 Alberto Juantorena, Cuban athlete (Olympic gold 400m/800m [WR 1:43.50] 1976; only athlete to win that double), born in Santiago de Cuba
- Dec 8 Tim Foli, American baseball player
- Dec 10 Simon Owen, New Zealand golfer (British Open runner-up 1978), born in Wanganui, New Zealand
- Dec 12 Billy Smith, Canadian Hockey HOF goaltender (Vezina Trophy 1982; Conn Smythe Trophy 1983; Stanley Cup 1980, 81, 82, 83; NY Islanders), born in Perth, Ontario
- Dec 16 Roy Schuiten, Dutch cyclist, born in Zandvoort, Netherlands (d. 2006)
- Dec 25 Manny Trillo, Venezuelan baseball second baseman (4 × MLB All-Star; World Series 1974, 80; 3 × Gold Glove; Chicago Cubs, Philadelphia Phillies), born in Caripito, Venezuela
- Dec 27 Roberto Bettega, Italian soccer forward (42 caps; Juventus 326 games, 129 goals), born in Turin, Italy
- Dec 29 Géza Csapó, Hungarian sprint canoeist (6 x World C'ship gold; Olympic silver K-1 1000m 1976, bronze 1972), born in Szolnok, Hungary (d. 2022)
- Dec 31 Bob Gilder, American golfer (6 PGA tour titles), born in Corvallis, Oregon
- Dec 31 Inge Helten, German athlete (Olympic silver FRG 4x100m relay, bronze 100m 1976; WR 100m 11.04s 1976), born in Sinzig, Germany
About December 1950
How Old? 73 years old
Generation: Baby Boomer
Leap Year: No
Chinese Zodiac: Tiger
Star Signs: Sagittarius (Nov 22 - Dec 21), Capricorn (Dec 22 - Jan 19)
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions