| 138031 | December 6 | Birth | 1972 – Rick Short, American baseball player |
| 138032 | December 6 | Birth | 1974 – Jens Pulver, American mixed martial artist and boxer |
| 138033 | December 6 | Birth | 1974 – Nick Stajduhar, Canadian ice hockey player |
| 138034 | December 6 | Birth | 1975 – Noel Clarke, English actor, director, and screenwriter |
| 138035 | December 6 | Birth | 1975 – Adrian García Arias, Mexican footballer |
| 138036 | December 6 | Birth | 1976 – Colleen Haskell, American actress and producer |
| 138037 | December 6 | Birth | 1976 – Alicia Machado, Venezuelan actress and singer, Miss Universe 1996 |
| 138038 | December 6 | Birth | 1976 – Lindsay Price, American actress and singer |
| 138039 | December 6 | Birth | 1977 – Kevin Cash, American baseball player and coach |
| 138040 | December 6 | Birth | 1977 – Andrew Flintoff, English cricketer and coach |
| 138041 | December 6 | Birth | 1977 – Paul McVeigh, Irish footballer |
| 138042 | December 6 | Birth | 1978 – K. D. Aubert, American model and actress |
| 138043 | December 6 | Birth | 1978 – Chris Başak, American baseball player |
| 138044 | December 6 | Birth | 1978 – Darrell Jackson, American football player |
| 138045 | December 6 | Birth | 1978 – Ramiro Pez, Argentinian-Italian rugby player |
| 138046 | December 6 | Birth | 1979 – Tim Cahill, Australian footballer |
| 138047 | December 6 | Birth | 1979 – Yanina González, Paraguayan model, Miss Paraguay 2004 |
| 138048 | December 6 | Birth | 1980 – Danielle Downey, American golfer and coach (d. 2014) |
| 138049 | December 6 | Birth | 1980 – Steve Lovell, English footballer |
| 138050 | December 6 | Birth | 1980 – Ehren Wassermann, American baseball player |
| 138051 | December 6 | Birth | 1980 – Tiffany Taylor, American porn actress |
| 138052 | December 6 | Birth | 1980 – Kei Yasuda, Japanese singer, musician, and actress (Morning Musume and Dream Morning Musume) |
| 138053 | December 6 | Birth | 1981 – Federico Balzaretti, Italian footballer |
| 138054 | December 6 | Birth | 1982 – Ryan Carnes, American actor |
| 138055 | December 6 | Birth | 1982 – Alberto Contador, Spanish cyclist |
| 138056 | December 6 | Birth | 1982 – Sean Ervine, Zimbabwean cricketer |
| 138057 | December 6 | Birth | 1982 – Aaron Sandilands, Australian rules footballer |
| 138058 | December 6 | Birth | 1982 – Susie Wolff, Scottish race car driver |
| 138059 | December 6 | Birth | 1983 – Ashley Madekwe, English actress |
| 138060 | December 6 | Birth | 1984 – Syndric Steptoe, American football player |