| 40321 | April 7 | Death | 2014 – John Shirley-Quirk, English opera singer (b. 1931) |
| 40322 | April 7 | Death | 2014 – George Shuffler, American guitarist (The Bailey Brothers and the Happy Valley Boys) (b. 1925) |
| 40323 | April 7 | Death | 2014 – Josep Maria Subirachs, Spanish sculptor and painter (b. 1927) |
| 40324 | April 7 | Death | 2014 – Royce Waltman, American basketball player and coach (b. 1942) |
| 40325 | April 7 | Death | 2015 – Tim Babcock, American soldier and politician, 16th Governor of Montana (b. 1919) |
| 40326 | April 7 | Death | 2015 – José Capellán, Dominican-American baseball player (b. 1981) |
| 40327 | April 7 | Death | 2015 – Eugene Louis Faccuito, American dancer and choreographer (b. 1925) |
| 40328 | April 7 | Death | 2015 – Stan Freberg, American puppeteer, voice actor, and singer (b. 1926) |
| 40329 | April 7 | Death | 2015 – Richard Henyekane, South African footballer (b. 1983) |
| 40330 | April 7 | Death | 2015 – Kardam, Prince of Turnovo (b. 1962) |
| 40331 | April 7 | Holiday and observance | Christian feast days:Aibert of CrespinBlessed Alexander RawlinsBlessed Edward Oldcorne and Blessed Ralph AshleyBlessed Notker the StammererBrynachHegesippusHenry WalpoleHermann JosephJean-Baptiste de La SallePatriarch Tikhon of MoscowApril 7 (Eastern Orth |
| 40332 | April 7 | Holiday and observance | Day of Maternity and Beauty (Armenia) |
| 40333 | April 7 | Holiday and observance | Genocide Memorial Day (Rwanda), and its related observance:International Day of Reflection on the 1994 Rwanda Genocide (United Nations) |
| 40334 | April 7 | Holiday and observance | Sheikh Abeid Amani Karume Day (Tanzania) |
| 40335 | April 7 | Holiday and observance | Women's Day (Mozambique) |
| 40336 | April 7 | Holiday and observance | World Health Day (International) |
| 40337 | April 8 | Event | 217 – Roman Emperor Caracalla is assassinated. He is succeeded by his Praetorian Guard prefect, Marcus Opellius Macrinus. |
| 40338 | April 8 | Event | 632 – King Charibert II is assassinated at Blaye (Gironde), along with his infant son Chilperic. |
| 40339 | April 8 | Event | 876 – The Battle of Dayr al-'Aqul saves Baghdad from the Saffarids. |
| 40340 | April 8 | Event | 1093 – The new Winchester Cathedral is dedicated by Walkelin. |
| 40341 | April 8 | Event | 1139 – Roger II of Sicily is excommunicated. |
| 40342 | April 8 | Event | 1149 – Pope Eugene III takes refuge in the castle of Ptolemy II of Tusculum. |
| 40343 | April 8 | Event | 1232 – Mongol–Jin War: The Mongols begin their siege on Kaifeng, the capital of the Jin dynasty. |
| 40344 | April 8 | Event | 1271 – In Syria, sultan Baibars conquers the Krak des Chevaliers. |
| 40345 | April 8 | Event | 1665 – English colonial patents are granted for the establishment of the Monmouth Tract, for what would eventually become Monmouth County in northeastern New Jersey. |
| 40346 | April 8 | Event | 1730 – Shearith Israel, the first synagogue in New York City, is dedicated. |
| 40347 | April 8 | Event | 1740 – War of Jenkins' Ear: Three British ships capture the Spanish third-rate Princesa, taken into service as HMS Princess. |
| 40348 | April 8 | Event | 1808 – The Roman Catholic Diocese of Baltimore is promoted to an archdiocese, with the founding of the dioceses of New York, Philadelphia, Boston, and Bardstown (now Louisville) by Pope Pius VII. |
| 40349 | April 8 | Event | 1820 – The Venus de Milo is discovered on the Aegean island of Milos. |
| 40350 | April 8 | Event | 1832 – Black Hawk War: Around three-hundred United States 6th Infantry troops leave St. Louis, Missouri to fight the Sauk Native Americans. |