| 105331 | September 14 | Death | 2013 – Osama El-Baz, Egyptian soldier and diplomat (b. 1931) |
| 105332 | September 14 | Death | 2013 – Faith Leech, Australian swimmer (b. 1941) |
| 105333 | September 14 | Death | 2013 – Jorge Pedreros, Chilean actor and singer (b. 1942) |
| 105334 | September 14 | Death | 2014 – Behrens, American race horse (b. 1994) |
| 105335 | September 14 | Death | 2014 – Tony Auth, American illustrator (b. 1942) |
| 105336 | September 14 | Death | 2014 – Peter Gutteridge, New Zealand singer-songwriter and guitarist (The Clean, The Chills, and Snapper) (b. 1961) |
| 105337 | September 14 | Death | 2014 – Boris Khimichev, Ukrainian-Russian actor (b. 1933) |
| 105338 | September 14 | Death | 2014 – Angus Lennie, Scottish-English actor (b. 1930) |
| 105339 | September 14 | Death | 2014 – E. Jennifer Monaghan, English-American historian, author, and academic (b. 1933) |
| 105340 | September 14 | Death | 2015 – Davey Browne, Australian boxer (b. 1986) |
| 105341 | September 14 | Death | 2015 – Fred DeLuca, American businessman, co-founded Subway (b. 1947) |
| 105342 | September 14 | Death | 2015 – Martin Kearns, English drummer (Bolt Thrower) (b. 1977) |
| 105343 | September 14 | Death | 2015 – Corneliu Vadim Tudor, Romanian journalist and politician (b. 1949) |
| 105344 | September 14 | Holiday and observance | Christian feast day:Aelia Flaccilla (Eastern Orthodox Church)Crescentius of RomeFeast of the Cross (Christianity)Elevation of the Holy Cross (Eastern Orthodox)Formerly, the Wednesday, Friday and Saturday following 14 September were observed as one of the |
| 105345 | September 14 | Holiday and observance | Children's Day (Nepal) (celebrated on the 15th on leap years) |
| 105346 | September 14 | Holiday and observance | Engineer's Day (Romania) |
| 105347 | September 14 | Holiday and observance | Hindi Diwas (Hindi-speaking regions) |
| 105348 | September 14 | Holiday and observance | Mobilized Servicemen Day (Ukraine) |
| 105349 | September 14 | Holiday and observance | National Eat a Hoagie Day (United States) |
| 105350 | September 14 | Holiday and observance | San Jacinto Day (Nicaragua) |
| 105351 | September 15 | Event | 668 – Eastern Roman Emperor Constans II is assassinated in his bath at Syracuse, Italy. |
| 105352 | September 15 | Event | 921 – At Tetin, Saint Ludmila is murdered at the command of her daughter-in-law. |
| 105353 | September 15 | Event | 994 – Major Fatimid victory over the Byzantine Empire at the Battle of the Orontes. |
| 105354 | September 15 | Event | 1440 – Gilles de Rais, one of the earliest known serial killers, is taken into custody upon an accusation brought against him by the Jean de Malestroit, Bishop of Nantes. |
| 105355 | September 15 | Event | 1556 – Departing from Vlissingen, ex-Holy Roman Emperor Charles V returns to Spain. |
| 105356 | September 15 | Event | 1616 – The first non-aristocratic, free public school in Europe is opened in Frascati, Italy. |
| 105357 | September 15 | Event | 1762 – Seven Years' War: Battle of Signal Hill. |
| 105358 | September 15 | Event | 1776 – American Revolutionary War: British forces land at Kip's Bay during the New York Campaign. |
| 105359 | September 15 | Event | 1789 – The United States "Department of Foreign Affairs", established by law in July, is renamed the Department of State and given a variety of domestic duties. |
| 105360 | September 15 | Event | 1812 – The French army under Napoleon reaches the Kremlin in Moscow. |