| 12121 | January 30 | Birth | 1972 – Chris Simon, Canadian ice hockey player |
| 12122 | January 30 | Birth | 1972 – Zoren Legaspi, Filipino actor |
| 12123 | January 30 | Birth | 1973 – Jalen Rose, American basketball player and sportscaster |
| 12124 | January 30 | Birth | 1974 – Christian Bale, Welsh-American actor |
| 12125 | January 30 | Birth | 1974 – Olivia Colman, English actress and singer |
| 12126 | January 30 | Birth | 1974 – Jemima Khan, English journalist and activist |
| 12127 | January 30 | Birth | 1974 – Alvin Elchico, Filipino journalist |
| 12128 | January 30 | Birth | 1975 – Dark Ozz, Mexican wrestler |
| 12129 | January 30 | Birth | 1975 – Juninho Pernambucano, Brazilian footballer |
| 12130 | January 30 | Birth | 1975 – Yumi Yoshimura, Japanese singer and actress (Puffy AmiYumi) |
| 12131 | January 30 | Birth | 1976 – Andy Milonakis, American actor and rapper (Three Loco) |
| 12132 | January 30 | Birth | 1977 – Dan Hinote, American ice hockey player and coach |
| 12133 | January 30 | Birth | 1977 – Tom Malchow, American swimmer |
| 12134 | January 30 | Birth | 1977 – Deltha O'Neal, American football player |
| 12135 | January 30 | Birth | 1978 – Carmen Küng, Swiss curler |
| 12136 | January 30 | Birth | 1978 – John Patterson, American baseball player |
| 12137 | January 30 | Birth | 1979 – Trevor Gillies, Canadian ice hockey player |
| 12138 | January 30 | Birth | 1979 – Tarmo Jallai, Estonian hurdler |
| 12139 | January 30 | Birth | 1979 – Jaak Urmet, Estonian author and poet |
| 12140 | January 30 | Birth | 1980 – João Soares de Almeida Neto, Brazilian footballer |
| 12141 | January 30 | Birth | 1980 – Leilani Dowding, English model and actress |
| 12142 | January 30 | Birth | 1980 – Josh Kelley, American singer-songwriter and guitarist |
| 12143 | January 30 | Birth | 1980 – Georgios Vakouftsis, Greek footballer |
| 12144 | January 30 | Birth | 1980 – Wilmer Valderrama, American actor and producer |
| 12145 | January 30 | Birth | 1981 – Jonathan Bender, American basketball player |
| 12146 | January 30 | Birth | 1981 – Dimitar Berbatov, Bulgarian footballer |
| 12147 | January 30 | Birth | 1981 – Peter Crouch, English footballer |
| 12148 | January 30 | Birth | 1981 – Mathias Lauda, Austrian race car driver |
| 12149 | January 30 | Birth | 1982 – Jorge Cantú, Mexican baseball player |
| 12150 | January 30 | Birth | 1982 – DeSagana Diop, Senegalese basketball player |