| 78151 | July 9 | Birth | 1986 – Severo Meza, Mexican footballer |
| 78152 | July 9 | Birth | 1986 – Genevieve Morton, South African model |
| 78153 | July 9 | Birth | 1986 – Kiely Williams, American singer-songwriter, dancer, and actress (3LW and The Cheetah Girls) |
| 78154 | July 9 | Birth | 1987 – Gert Jõeäär, Estonian cyclist |
| 78155 | July 9 | Birth | 1987 – Amanda Knox, Exonerated American accused murderer |
| 78156 | July 9 | Birth | 1987 – Rebecca Sugar, American animator, composer, and screenwriter |
| 78157 | July 9 | Birth | 1988 – Raul Rusescu, Romanian footballer |
| 78158 | July 9 | Birth | 1988 – Nana Suzuki, Japanese model |
| 78159 | July 9 | Birth | 1990 – Earl Bamber, New Zealand race car driver |
| 78160 | July 9 | Birth | 1990 – Fábio Pereira da Silva, Brazilian footballer |
| 78161 | July 9 | Birth | 1990 – Sosuke Ikematsu, Japanese actor |
| 78162 | July 9 | Birth | 1990 – Rafael, Brazilian footballer |
| 78163 | July 9 | Birth | 1991 – Mitchel Musso, American actor and singer |
| 78164 | July 9 | Birth | 1991 – Riley Reid, American porn actress |
| 78165 | July 9 | Birth | 1992 – Douglas Booth, English actor |
| 78166 | July 9 | Birth | 1993 – DeAndre Yedlin, American footballer |
| 78167 | July 9 | Birth | 1993 – Jake Vargas, Filipino singer-songwriter, dancer, and actor |
| 78168 | July 9 | Birth | 1995 – Georgie Henley, English actress |
| 78169 | July 9 | Death | 518 – Anastasius I Dicorus, Byzantine emperor (b. 430) |
| 78170 | July 9 | Death | 1228 – Stephen Langton, English cardinal and theologian (b. 1150) |
| 78171 | July 9 | Death | 1386 – Leopold III, Duke of Austria (b. 1351) |
| 78172 | July 9 | Death | 1553 – Maurice, Elector of Saxony (b. 1521) |
| 78173 | July 9 | Death | 1654 – Ferdinand IV, King of the Romans (b. 1633) |
| 78174 | July 9 | Death | 1706 – Pierre Le Moyne d'Iberville, Canadian captain and explorer (b. 1661) |
| 78175 | July 9 | Death | 1737 – Gian Gastone de' Medici, Grand Duke of Tuscany (b. 1671) |
| 78176 | July 9 | Death | 1742 – John Oldmixon, English historian, poet, and playwright (b. 1673) |
| 78177 | July 9 | Death | 1746 – Philip V of Spain (b. 1683) |
| 78178 | July 9 | Death | 1747 – Giovanni Bononcini, Italian cellist and composer (b. 1670) |
| 78179 | July 9 | Death | 1766 – Jonathan Mayhew, American minister (b. 1720) |
| 78180 | July 9 | Death | 1771 – Michael Paknanas, Greek gardener and martyr (b. 1753) |