| 87751 | August 3 | Birth | 1980 – Nadia Ali, Libyan-American singer-songwriter (iiO) |
| 87752 | August 3 | Birth | 1980 – Dominic Moore, Canadian ice hockey player |
| 87753 | August 3 | Birth | 1980 – Tony Pashos, American football player |
| 87754 | August 3 | Birth | 1980 – Brandan Schieppati, American singer-songwriter and guitarist (Bleeding Through, Eighteen Visions, and Throwdown) |
| 87755 | August 3 | Birth | 1980 – Hannah Simone, Canadian television host and actress |
| 87756 | August 3 | Birth | 1981 – Fikirte Addis, Ethiopian fashion designer |
| 87757 | August 3 | Birth | 1981 – Travis Bowyer, American baseball player |
| 87758 | August 3 | Birth | 1981 – Pablo Ibáñez, Spanish footballer |
| 87759 | August 3 | Birth | 1981 – Erlend Tvinnereim, Norwegian tenor |
| 87760 | August 3 | Birth | 1981 – Travis Willingham, American voice actor |
| 87761 | August 3 | Birth | 1982 – Kaspar Kokk, Estonian skier |
| 87762 | August 3 | Birth | 1982 – Jesse Lumsden, Canadian bobsledder and football player |
| 87763 | August 3 | Birth | 1982 – Damien Sandow, American wrestler |
| 87764 | August 3 | Birth | 1983 – Ryan Carter, American ice hockey player |
| 87765 | August 3 | Birth | 1983 – Mamie Gummer, American actress |
| 87766 | August 3 | Birth | 1983 – Mark Reynolds, American baseball player |
| 87767 | August 3 | Birth | 1984 – Yasin Avcı, Turkish footballer |
| 87768 | August 3 | Birth | 1984 – Sunil Chhetri, Indian footballer |
| 87769 | August 3 | Birth | 1984 – Carah Faye Charnow, American singer-songwriter (Shiny Toy Guns and Versant) |
| 87770 | August 3 | Birth | 1984 – Jon Foster, American actor and singer |
| 87771 | August 3 | Birth | 1984 – Matt Joyce, American baseball player |
| 87772 | August 3 | Birth | 1984 – Ryan Lochte, American swimmer |
| 87773 | August 3 | Birth | 1984 – Chris Maurer, American singer and bass player (Suburban Legends) |
| 87774 | August 3 | Birth | 1985 – Brent Kutzle, American bass player and producer (OneRepublic) |
| 87775 | August 3 | Birth | 1985 – Ats Purje, Estonian footballer |
| 87776 | August 3 | Birth | 1985 – Sonny Bill Williams, New Zealand rugby player and boxer |
| 87777 | August 3 | Birth | 1986 – Charlotte Casiraghi, Monacan journalist, co-founded Ever Manifesto |
| 87778 | August 3 | Birth | 1987 – Kim Hyung-jun, South Korean singer, dancer, and actor (SS501) |
| 87779 | August 3 | Birth | 1987 – Juri Kurakin, Estonian ice dancer |
| 87780 | August 3 | Birth | 1987 – Chris McQueen, Australian rugby player |