| 90977 | August 11 | Birth | 1993 – Gita Gutawa, Indonesian singer-songwriter and actress |
| 90978 | August 11 | Birth | 1993 – Sean McGinty, English-Irish footballer |
| 90979 | August 11 | Birth | 1993 – Alyson Stoner, American actress, singer, and dancer |
| 90980 | August 11 | Birth | 1994 – Rand Saad, Iraqi archer |
| 90981 | August 11 | Birth | 1994 – Storm Sanders, Australian tennis player |
| 90982 | August 11 | Death | 223 – Jia Xu, Chinese politician (b. 147) |
| 90983 | August 11 | Death | 353 – Magnentius, Roman usurper (b. 303) |
| 90984 | August 11 | Death | 449 – Archbishop Flavian of Constantinople |
| 90985 | August 11 | Death | 1204 – Guttorm of Norway (b. 1199) |
| 90986 | August 11 | Death | 1259 – Möngke Khan, Mongolian emperor (b. 1208) |
| 90987 | August 11 | Death | 1456 – John Hunyadi, Hungarian general and politician (b. 1387) |
| 90988 | August 11 | Death | 1464 – Nicholas of Cusa, German cardinal and mystic (b. 1401) |
| 90989 | August 11 | Death | 1494 – Hans Memling, German-Belgian painter (b. 1430) |
| 90990 | August 11 | Death | 1519 – Johann Tetzel, German preacher (b. 1465) |
| 90961 | August 11 | Birth | 1986 – Kaori Fukuhara, Japanese voice actress |
| 90962 | August 11 | Birth | 1986 – Richard Keogh, English-Irish footballer |
| 90963 | August 11 | Birth | 1986 – Pablo Sandoval, Venezuelan baseball player |
| 90964 | August 11 | Birth | 1987 – Alyssa Alano, Filipino actress and singer (Viva Hot Babes) |
| 90965 | August 11 | Birth | 1987 – Shouta Aoi, Japanese singer-songwriter and voice actor |
| 90966 | August 11 | Birth | 1987 – Maris Mägi, Estonian sprinter |
| 90967 | August 11 | Birth | 1987 – Dany N'Guessan, French footballer |
| 90968 | August 11 | Birth | 1987 – Drew Storen, American baseball player |
| 90969 | August 11 | Birth | 1988 – Rabeh Al-Hussaini, Filipino basketball player |
| 90970 | August 11 | Birth | 1988 – Patty Mills, Australian basketball player |
| 90971 | August 11 | Birth | 1988 – Mustafa Pektemek, Turkish footballer |
| 90972 | August 11 | Birth | 1989 – Gui Gui, Taiwanese singer and actress (Hey Girl) |
| 90973 | August 11 | Birth | 1989 – Junior Heffernan, Irish cyclist and triathlete (d. 2013) |
| 90974 | August 11 | Birth | 1989 – Sebastian Huke, German footballer |
| 90975 | August 11 | Birth | 1990 – Lenka Juríková, Slovak tennis player |
| 90976 | August 11 | Birth | 1991 – Cristian Tello, Spanish footballer |