| 2461 | January 6 | Birth | 1921 – Cary Middlecoff, American golfer and sportscaster (d. 1998) |
| 2462 | January 6 | Birth | 1923 – Vladimir Kazantsev, Russian runner (d. 2007) |
| 2463 | January 6 | Birth | 1923 – Norman Kirk, New Zealand engineer and politician, 29th Prime Minister of New Zealand (d. 1974) |
| 2464 | January 6 | Birth | 1923 – Jacobo Timerman, Argentinian journalist and author (d. 1999) |
| 2465 | January 6 | Birth | 1924 – Earl Scruggs, American banjo player (Flatt and Scruggs) (d. 2012) |
| 2466 | January 6 | Birth | 1925 – John DeLorean, American engineer and businessman, founded the DeLorean Motor Company (d. 2005) |
| 2467 | January 6 | Birth | 1926 – Ralph Branca, American baseball player |
| 2468 | January 6 | Birth | 1926 – Pat Flaherty, American race car driver (d. 2002) |
| 2469 | January 6 | Birth | 1926 – Kid Gavilán, Cuban-American boxer (d. 2003) |
| 2470 | January 6 | Birth | 1926 – Mickey Hargitay, Hungarian-American actor and bodybuilder (d. 2006) |
| 2471 | January 6 | Birth | 1926 – Günter Rössler, German photographer and journalist (d. 2012) |
| 2472 | January 6 | Birth | 1927 – Jesse Leonard Steinfeld, American physician and academic, 11th Surgeon General of the United States (d. 2014) |
| 2473 | January 6 | Birth | 1928 – Capucine, French actress and model (d. 1990) |
| 2474 | January 6 | Birth | 1928 – George H. Ross, American lawyer and businessman |
| 2475 | January 6 | Birth | 1929 – Anne Rogers Clark, American dog breeder and trainer (d. 2006) |
| 2476 | January 6 | Birth | 1929 – Babrak Karmal, Afghan politician (d. 1996) |
| 2477 | January 6 | Birth | 1930 – W. Wallace Cleland, American biochemist and educator (d. 2013) |
| 2478 | January 6 | Birth | 1930 – Vic Tayback, American actor (d. 1990) |
| 2479 | January 6 | Birth | 1931 – E. L. Doctorow, American author, playwright, and academic (d. 2015) |
| 2480 | January 6 | Birth | 1931 – Juan Goytisolo, Spanish poet and author |
| 2481 | January 6 | Birth | 1931 – P. J. Kavanagh, English poet and author (d. 2015) |
| 2482 | January 6 | Birth | 1931 – Dickie Moore, Canadian ice hockey player |
| 2483 | January 6 | Birth | 1932 – Stuart A. Rice, American chemist and academic |
| 2484 | January 6 | Birth | 1933 – Leszek Drogosz, Polish boxer and actor (d. 2012) |
| 2485 | January 6 | Birth | 1933 – Oleg Grigoryevich Makarov, Russian engineer and astronaut (d. 2003) |
| 2486 | January 6 | Birth | 1933 – Ian McColl, Baron McColl of Dulwich, English surgeon and academic |
| 2487 | January 6 | Birth | 1933 – Emil Steinberger, Swiss actor, director, and screenwriter |
| 2488 | January 6 | Birth | 1933 – Fred L. Turner, American businessman (d. 2013) |
| 2489 | January 6 | Birth | 1934 – Harry M. Miller, Australian publicist |
| 2490 | January 6 | Birth | 1934 – Sylvia Syms, English actress |