| 89821 | August 8 | Birth | 1988 – Laura Slade Wiggins, American actress and singer |
| 89822 | August 8 | Birth | 1989 – Ken Baumann, American actor and author |
| 89823 | August 8 | Birth | 1989 – Anthony Rizzo, American baseball player |
| 89824 | August 8 | Birth | 1989 – Sesil Karatantcheva, Bulgarian-Kazakhstan tennis player |
| 89825 | August 8 | Birth | 1989 – Hannah Miley, English-Scottish swimmer |
| 89826 | August 8 | Birth | 1989 – Aleksandra Szwed, Polish actress and singer |
| 89827 | August 8 | Birth | 1990 – Vladimír Darida, Czech footballer |
| 89828 | August 8 | Birth | 1990 – Parker Kligerman, American race car driver |
| 89829 | August 8 | Birth | 1991 – Nélson Oliveira, Portuguese footballer |
| 89830 | August 8 | Birth | 1992 – Josip Drmić, Swiss footballer |
| 89831 | August 8 | Birth | 1993 – Ben Breedlove, American blogger (d. 2011) |
| 89832 | August 8 | Birth | 1993 – Jessie Rogers, Brazilian-American porn actress |
| 89833 | August 8 | Birth | 1995 – Malin Reitan, Norwegian singer |
| 89834 | August 8 | Birth | 1998 – Shawn Mendes, Canadian singer-songwriter and guitarist |
| 89835 | August 8 | Death | 869 – Lothair II, Frankish king (b. 825) |
| 89836 | August 8 | Death | 1303 – Henry of Castile the Senator (b. 1230) |
| 89837 | August 8 | Death | 1555 – Oronce Finé, French mathematician and cartographer (b. 1494) |
| 89838 | August 8 | Death | 1588 – Alonso Sánchez Coello, Spanish painter (b. 1532) |
| 89839 | August 8 | Death | 1604 – Horio Tadauji, Japanese daimyo (b. 1578) |
| 89840 | August 8 | Death | 1631 – Konstantinas Sirvydas, Lithuanian priest, lexicographer, and academic (b. 1579) |
| 89841 | August 8 | Death | 1684 – George Booth, 1st Baron Delamer, English politician (b. 1622) |
| 89842 | August 8 | Death | 1719 – Christoph Ludwig Agricola, German painter (b. 1667) |
| 89843 | August 8 | Death | 1747 – Madeleine de Verchères, Canadian raid leader (b. 1678) |
| 89844 | August 8 | Death | 1759 – Carl Heinrich Graun, German tenor and composer (b. 1704) |
| 89845 | August 8 | Death | 1827 – George Canning, English lawyer and politician, Prime Minister of the United Kingdom (b. 1770) |
| 89846 | August 8 | Death | 1828 – Carl Peter Thunberg, Swedish botanist and psychologist (b. 1743) |
| 89847 | August 8 | Death | 1863 – Angus MacAskill, Scottish-Canadian giant (b. 1825) |
| 89848 | August 8 | Death | 1879 – Immanuel Hermann Fichte, German philosopher and academic (b. 1797) |
| 89849 | August 8 | Death | 1887 – Alexander William Doniphan, American colonel, lawyer, and politician (b. 1808) |
| 89850 | August 8 | Death | 1897 – Jacob Burckhardt, Swiss historian and academic (b. 1818) |