| 101221 | September 5 | Death | 2013 – Edwin Bideau, American lawyer and politician (b. 1950) |
| 101222 | September 5 | Death | 2013 – Robert Farrar Capon, American priest and author (b. 1925) |
| 101223 | September 5 | Death | 2013 – Geoffrey Goodman, English pilot, journalist, and author (b. 1922) |
| 101224 | September 5 | Death | 2013 – Isamu Jordan, American journalist and academic (b. 1975) |
| 101225 | September 5 | Death | 2013 – Rochus Misch, German sergeant (b. 1917) |
| 101226 | September 5 | Death | 2014 – Simone Battle, American actress, singer, and dancer (G.R.L) (b. 1989) |
| 101227 | September 5 | Death | 2014 – Kerrie Biddell, Australian singer and pianist (b. 1947) |
| 101228 | September 5 | Death | 2014 – Sanford Kadish, American scholar and theorist (b. 1921) |
| 101229 | September 5 | Death | 2014 – Bruce Morton, American journalist (b. 1930) |
| 101230 | September 5 | Death | 2014 – Mara Neusel, German mathematician, author, and academic (b. 1964) |
| 101231 | September 5 | Death | 2015 – Goh Eng Wah, Malaysian-Singaporean businessman, founded Eng Wah Global (b. 1923) |
| 101232 | September 5 | Death | 2015 – Frederick "Dennis" Greene, American singer and actor (Sha Na Na) (b. 1949) |
| 101233 | September 5 | Death | 2015 – Aadesh Shrivastava, Indian singer-songwriter (b. 1964) |
| 101234 | September 5 | Death | 2015 – Alan Steel, Italian bodybuilder and actor (b. 1935) |
| 101235 | September 5 | Death | 2015 – Chester Stranczek, American baseball player and businessman (b. 1929) |
| 101236 | September 5 | Holiday and observance | Christian feast day:BertinBlessed Teresa of CalcuttaGenebaldGregorio Aglipay (Episcopal Church)Zechariah and Elisabeth (Anglican and Eastern Orthodox Church)September 5 (Eastern Orthodox liturgics) |
| 101237 | September 5 | Holiday and observance | Earliest date on which Jeûne genevois can fall, while September 11 is the latest celebrated on Thursday after the first Sunday of September. (Canton of Geneva) |
| 101238 | September 5 | Holiday and observance | International Day of Charity (International) |
| 101239 | September 5 | Holiday and observance | Teacher's Day (India) |
| 101240 | September 5 | Holiday and observance | National Cheese Pizza Day (United States) |
| 101241 | September 6 | Event | 3114 BC – According to the proleptic Julian calendar the current era in the Maya Long Count Calendar started. (Non-standard interpretation). |
| 101242 | September 6 | Event | 394 – Battle of the Frigidus: Roman Emperor Theodosius I defeats and kills the usurper Eugenius. His Frankish magister militum Arbogast escapes but commits suicide two days later |
| 101243 | September 6 | Event | 1492 – Christopher Columbus sails from La Gomera in the Canary Islands, his final port of call before crossing the Atlantic Ocean for the first time. |
| 101244 | September 6 | Event | 1522 – The Victoria, the only surviving ship of Ferdinand Magellan's expedition, returns to Sanlúcar de Barrameda in Spain, becoming the first ship to circumnavigate the world. |
| 101245 | September 6 | Event | 1620 – The Pilgrims sail from Plymouth, England, on the Mayflower to settle in North America. (Old Style date September 16 per New Style date.) |
| 101246 | September 6 | Event | 1628 – Puritans settle Salem, which will later become part of Massachusetts Bay Colony. |
| 101247 | September 6 | Event | 1634 – Thirty Years' War: In the Battle of Nördlingen the Catholic Imperial army defeats Protestant armies of Sweden and Germany. |
| 101248 | September 6 | Event | 1781 – The Battle of Groton Heights takes place, resulting in a British victory. |
| 101249 | September 6 | Event | 1803 – British scientist John Dalton begins using symbols to represent the atoms of different elements. |
| 101250 | September 6 | Event | 1847 – Henry David Thoreau leaves Walden Pond and moves in with Ralph Waldo Emerson and his family in Concord, Massachusetts. |