| 83956 | July 24 | Death | 2015 – Peg Lynch, American actress and screenwriter (b. 1916) |
| 83957 | July 24 | Death | 2015 – Jim Mitchell, American captain, lawyer, and judge (b. 1946) |
| 83958 | July 24 | Death | 2015 – Ingrid Sischy, South African-American journalist and critic (b. 1952) |
| 83959 | July 24 | Holiday and observance | Christian feast day:Charbel (Maronite Church / Catholic Church)Christina the AstonishingChristina of BolsenaDeclán of ArdmoreKinga of PolandMartyrs of DaimielJuly 24 (Eastern Orthodox liturgics) |
| 83960 | July 24 | Holiday and observance | Pioneer Day (Utah) and its related observances |
| 83961 | July 24 | Holiday and observance | Simón Bolívar Day (Ecuador, Venezuela, Colombia, and Bolivia) |
| 83962 | July 24 | Holiday and observance | Navy Day (Venezuela) |
| 83963 | July 24 | Holiday and observance | Children's Day (Vanuatu) |
| 83964 | July 25 | Event | 285 – Diocletian appoints Maximian as Caesar, co-ruler. |
| 83965 | July 25 | Event | 306 – Constantine I is proclaimed Roman emperor by his troops. |
| 83966 | July 25 | Event | 315 – The Arch of Constantine is completed near the Colosseum in Rome to commemorate Constantine I's victory over Maxentius at the Milvian Bridge. |
| 83967 | July 25 | Event | 864 – The Edict of Pistres of Charles the Bald orders defensive measures against the Vikings. |
| 83968 | July 25 | Event | 1137 – Eleanor of Aquitaine married Prince Louis, later King Louis VII of France, at the Cathedral of Saint-André in Bordeaux. |
| 83969 | July 25 | Event | 1139 – Battle of Ourique: The Almoravids, led by Ali ibn Yusuf, are defeated by Prince Afonso Henriques who is proclaimed King of Portugal. |
| 83970 | July 25 | Event | 1261 – The city of Constantinople is recaptured by Nicaean forces under the command of Alexios Strategopoulos, re-establishing the Byzantine Empire. |
| 83941 | July 24 | Death | 2012 – Robert Ledley, American physiologist and physicist, invented the CT scanner (b. 1926) |
| 83942 | July 24 | Death | 2012 – Themo Lobos, Chilean author and illustrator (b. 1928) |
| 83943 | July 24 | Death | 2012 – John Atta Mills, Ghanaian lawyer and politician, 3rd President of Ghana (b. 1944) |
| 83944 | July 24 | Death | 2012 – Gregorio Peces-Barba, Spanish jurist and politician (b. 1938) |
| 83945 | July 24 | Death | 2013 – Garry Davis, American pilot and activist, created the World Passport (b. 1921) |
| 83946 | July 24 | Death | 2013 – Fred Dretske, American philosopher and academic (b. 1932) |
| 83947 | July 24 | Death | 2013 – Virginia E. Johnson, American psychologist and sexologist (b. 1925) |
| 83948 | July 24 | Death | 2013 – Pius Langa, South African lawyer and jurist, 19th Chief Justice of South Africa (b. 1939) |
| 83949 | July 24 | Death | 2013 – Chiwoniso Maraire, Zimbabwean singer-songwriter (b. 1976) |
| 83950 | July 24 | Death | 2013 – Donald Symington, American actor (b. 1925) |
| 83951 | July 24 | Death | 2014 – Ik-Hwan Bae, South Korean-American violinist and educator (b. 1956) |
| 83952 | July 24 | Death | 2014 – Yoo Chae-yeong, South Korean-American singer-songwriter and actress (b. 1973) |
| 83953 | July 24 | Death | 2014 – Christian Falk, Swedish singer-songwriter and bass player (Imperiet) (b. 1962) |
| 83954 | July 24 | Death | 2014 – Dale Schlueter, American basketball player (b. 1945) |
| 83955 | July 24 | Death | 2014 – Hans-Hermann Sprado, German journalist and author (b. 1956) |