| 72856 | June 25 | Holiday and observance | Statehood Day (Virginia) |
| 72857 | June 25 | Holiday and observance | Teacher's Day (Guatemala) |
| 72858 | June 25 | Holiday and observance | World Vitiligo Day |
| 72859 | June 26 | Event | 4 – Augustus adopts Tiberius. |
| 72860 | June 26 | Event | 221 – Roman emperor Elagabalus adopts his cousin Alexander Severus as his heir and receives the title of Caesar. |
| 72861 | June 26 | Event | 363 – Roman emperor Julian is killed during the retreat from the Sasanian Empire. General Jovian is proclaimed Emperor by the troops on the battlefield. |
| 72862 | June 26 | Event | 687 – Pope Benedict II chosen. |
| 72863 | June 26 | Event | 699 – En no Ozuno, a Japanese mystic and apothecary who will later be regarded as the founder of a folk religion Shugendō, is banished to Izu Ōshima. |
| 72864 | June 26 | Event | 1243 – Mongols defeat the Seljuk Turks at the Battle of Köse Dağ. |
| 72865 | June 26 | Event | 1295 – Przemysł II crowned king of Poland, following Ducal period. The white eagle is added to the Polish coat of arms. |
| 72866 | June 26 | Event | 1407 – Ulrich von Jungingen becomes Grand Master of the Teutonic Knights. |
| 72867 | June 26 | Event | 1409 – Western Schism: The Roman Catholic Church is led into a double schism as Petros Philargos is crowned Pope Alexander V after the Council of Pisa, joining Pope Gregory XII in Rome and Pope Benedict XII in Avignon. |
| 72868 | June 26 | Event | 1460 – Richard Neville, 16th Earl of Warwick, and Edward, Earl of March, land in England with a rebel army and march on London. |
| 72869 | June 26 | Event | 1483 – Richard III becomes King of England. |
| 72870 | June 26 | Event | 1522 – Ottomans begin the second Siege of Rhodes. |
| 72841 | June 25 | Death | 2014 – Nigel Calder, English journalist, author, and screenwriter (b. 1931) |
| 72842 | June 25 | Death | 2014 – Ana María Matute, Spanish author and academic (b. 1925) |
| 72843 | June 25 | Death | 2014 – A. C. Murali Mohan, Indian actor (b. 1960) |
| 72844 | June 25 | Death | 2014 – Paul Patterson, American neuroscientist and academic (b. 1943) |
| 72845 | June 25 | Death | 2014 – Ivan Plyushch, Ukrainian agronomist and politician (b. 1941) |
| 72846 | June 25 | Death | 2015 – Lou Butera, American pool player and actor (b. 1937) |
| 72847 | June 25 | Death | 2015 – Patrick Macnee, English actor (b. 1922) |
| 72848 | June 25 | Death | 2015 – Alejandro Romay, Argentinian businessman (b. 1927) |
| 72849 | June 25 | Death | 2015 – Nerses Bedros XIX Tarmouni, Egyptian-Armenian patriarch (b. 1940) |
| 72850 | June 25 | Holiday and observance | Christian feast day:David of MunktorpEurosiaPhilipp Melanchthon (Lutheran)Presentation of the Augsburg Confession (Lutheran)Prosper of AquitaineProsper of ReggioWilliam of MontevergineJune 25 (Eastern Orthodox liturgics) |
| 72851 | June 25 | Holiday and observance | Arbor Day (Philippines) |
| 72852 | June 25 | Holiday and observance | Independence Day (Mozambique) |
| 72853 | June 25 | Holiday and observance | National Catfish Day (United States) |
| 72854 | June 25 | Holiday and observance | Statehood Day (Croatia) |
| 72855 | June 25 | Holiday and observance | Statehood Day (Slovenia) |