- Jan 2 Pernell Whitaker, American boxer (Olympic gold 1984, 4-division world champion), born in Norfolk, Virginia (d. 2019)
- Jan 2 Rumesh Ratnayake, Sri Lankan cricket fast bowler (23 Tests, 73 wickets; 70 ODIs), born in Colombo, Sri Lanka
- Jan 3 Cheryl Miller, American Basketball Hall of Fame forward, coach and broadcaster (Olympic gold 1984; USC; TNT), born in Riverside, California
- Jan 4 Stephanie Maxwell-Pierson, Somerville NJ, US rower (Olympic-92)
- Jan 5 Tracy Ham, American College/Canadian Football HOF quarterback (Georgia Southern Uni; Grey Cup 1987, 1995 [MVP]; CFL All-Star 1989; Montreal Alouettes, Edmonton Eskimos, Toronto Argonauts), born in Gainesville, Florida
- Jan 6 Charles Haley, NFL defensive end (Dallas Cowboys), born in Gladys, Virginia
- Jan 6 Henry Maske, German boxer, born in Treuenbrietzen, Germany
- Jan 6 Jacqueline Moore, American wrestler, born in Dallas, Texas
- Jan 6 Rafael Vidal, Venezuelan athlete, born in Caracas, Venezuela (d. 2005)
- Jan 7 Francisco Maciel, Mexican tennis star, born in Querétaro, Mexico
- Jan 9 Stan Javier, Dominican outfielder (Oak A's, SF Giants), born in San Francisco de Macorís, Dominican Republic
- Jan 10 Karen Josephson, American synchronized swimmer (Olympic gold 1992), born in Bristol, Connecticut
- Jan 10 Sarah Josephson, American synchronized swimmer (Olympic gold 1992), born in Bristol, Connecticut
- Jan 14 Ernest Miller, American wrestler, born in Atlanta, Georgia
- Jan 14 Sergei Nemchinov, Russian NHL center, 1991-2001 (NY Rangers, NJ Devils, and 2 other teams; Olympic silver, 1998), born in Moscow, Russia
- Jan 15 Cees van der de Linden, Dutch soccer player, born in Heelsum, Netherlands
- Jan 15 Paula Schnurr, Canadian 1.5k runner (Olympics-8-92, 96), born in Kirkland Lake, Ontario
- Jan 16 Gail Graham, Canadian golfer (2 LPGA Tour titles), born in Vanderhoof, British Columbia
- Jan 16 Mark Collins, American NFL cornerback and safety (Super Bowl 1986, 90; First-team All-Pro 1989; New York Giants), born in St. Louis, Missouri
- Jan 16 Trevor Barsby, Australian cricketer (Queensland opening batsman since 1984-85), born in Brisbane, Australia
- Jan 17 Jeff Tabaka, American baseball pitcher (San Diego Padres), born in Barberton, Ohio
- Jan 18 Brady Anderson, American MLB outfielder (Baltimore Orioles), born in Silver Spring, Maryland
- Jan 18 Jenny Holliday, Australian softball pitcher (Olympic bronze 1996), born in Melbourne, Australia
- Jan 18 Virgil Hill, American boxer (WBA light heavyweight title 1987, 97; IBF & lineal light heavyweight titles 1996-97; WBA cruiserweight title 2000-02, 2006-07), born in Clinton, Missouri
- Jan 20 Ozzie Guillén, Venezuelan baseball shortstop and manager (3-time MLB All Star; Chicago White Sox), born in Ocumare del Tuy, Venezuela
- Jan 20 Ron Harper, American basketball guard (5 × NBA C'ship; Chicago Bulls, LA Lakers), born in Dayton, Ohio
- Jan 22 Stojko Vrankovic, Croatian NBA center (LA Clippers), born in Drniš, Croatia
- Jan 22 Wayne Kirby, American baseball outfielder (Cleveland Indians, LA Dodgers), born in Williamsburg, Virginia
- Jan 24 Rob Dibble, American baseball pitcher (Cincinnati Reds), born in Bridgeport, Connecticut
- Jan 25 Billy Andrade, American golfer (4 x PGA Tour wins; 3 x PGA Tour Champions wins), born in Bristol, RI
- Jan 27 Inga Thompson, US cyclist (Olympic-8th-88, 84, 92), born in Reno, Nevada
- Jan 27 Jack Haley, NBA center (Chicago Bulls)
- Jan 27 Woody Austin, American golfer (PGA C'ship 2007 runner-up; 4 PGA Tour titles), born in Tampa, Florida
- Jan 29 Andre Reed, American Pro Football HOF wide receiver (7 x Pro Bowl; Buffalo Bills), born in Allentown, Pennsylvania
- Jan 29 John Gallagher, New Zealand rugby union fullback (18 Tests; World Cup 1987; Wellington), born in London, England
About January 1964
How Old? 60 years old
Generation: Baby Boomer
Leap Year: Yes
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions