| 78121 | July 9 | Birth | 1977 – Jun Hori, Japanese journalist and host |
| 78122 | July 9 | Birth | 1978 – Kara Goucher, American runner |
| 78123 | July 9 | Birth | 1978 – Mark Medlock, German singer |
| 78124 | July 9 | Birth | 1978 – Linda Park, South Korean-American actress |
| 78125 | July 9 | Birth | 1978 – Nuno Santos, Portuguese footballer |
| 78126 | July 9 | Birth | 1979 – Ella Koon, Hong Kong singer and actress |
| 78127 | July 9 | Birth | 1981 – Lee Chun-soo, South Korean footballer |
| 78128 | July 9 | Birth | 1981 – Kimveer Gill, Canadian murderer, committed the Dawson College shooting (d. 2006) |
| 78129 | July 9 | Birth | 1981 – Michael Norgrove, Zambian-English boxer (d. 2013) |
| 78130 | July 9 | Birth | 1981 – Emily West, American singer-songwriter and guitarist |
| 78131 | July 9 | Birth | 1982 – Ashly DelGrosso, American dancer |
| 78132 | July 9 | Birth | 1982 – Alecko Eskandarian, American soccer player and manager |
| 78133 | July 9 | Birth | 1982 – Toby Kebbell, English actor |
| 78134 | July 9 | Birth | 1982 – Maggie Ma, Canadian actress, singer, and dancer |
| 78135 | July 9 | Birth | 1982 – Sakon Yamamoto, Japanese race car driver |
| 78136 | July 9 | Birth | 1982 – Tomokazu Yoshida, Japanese actor |
| 78137 | July 9 | Birth | 1983 – Lucia Micarelli, American violinist and actress |
| 78138 | July 9 | Birth | 1984 – Chris Campoli, Canadian ice hockey player |
| 78139 | July 9 | Birth | 1984 – Gianni Fabiano, Italian footballer |
| 78140 | July 9 | Birth | 1984 – Jacob Hoggard, Canadian singer-songwriter and guitarist (Hedley) |
| 78141 | July 9 | Birth | 1984 – Ave Pajo, Estonian footballer |
| 78142 | July 9 | Birth | 1984 – Piia Suomalainen, Finnish tennis player |
| 78143 | July 9 | Birth | 1984 – LA Tenorio, Filipino basketball player |
| 78144 | July 9 | Birth | 1985 – Kat Alano, Filipino-English actress |
| 78145 | July 9 | Birth | 1985 – Lee Hee-ah, South Korean pianist |
| 78146 | July 9 | Birth | 1985 – Paweł Korzeniowski, Polish swimmer |
| 78147 | July 9 | Birth | 1985 – Ashley Young, English footballer |
| 78148 | July 9 | Birth | 1986 – Sébastien Bassong, Cameroonian footballer |
| 78149 | July 9 | Birth | 1986 – Dominic Cervi, American soccer player |
| 78150 | July 9 | Birth | 1986 – Simon Dumont, American skier |