| 40231 | April 7 | Death | 1823 – Jacques Charles, French physicist and mathematician (b. 1746) |
| 40232 | April 7 | Death | 1833 – Antoni Radziwiłł, Lithuanian composer and politician (b. 1775) |
| 40233 | April 7 | Death | 1836 – William Godwin, English journalist and author (b. 1756) |
| 40234 | April 7 | Death | 1849 – Pedro Ignacio de Castro Barros, Argentinian priest and politician (b. 1777) |
| 40235 | April 7 | Death | 1850 – William Lisle Bowles, English poet and critic (b. 1762) |
| 40236 | April 7 | Death | 1858 – Anton Diabelli, Austrian composer and publisher (b. 1781) |
| 40237 | April 7 | Death | 1868 – Thomas D'Arcy McGee, Irish-Canadian journalist and politician (b. 1825) |
| 40238 | April 7 | Death | 1885 – Karl Theodor Ernst von Siebold, German physiologist and zoologist (b. 1804) |
| 40239 | April 7 | Death | 1889 – Youssef Bey Karam, Lebanese soldier and politician (b. 1823) |
| 40240 | April 7 | Death | 1891 – P. T. Barnum, American businessman and politician, co-founded The Barnum & Bailey Circus (b. 1810) |
| 40241 | April 7 | Death | 1917 – Spyridon Samaras, Greek composer and playwright (b. 1861) |
| 40242 | April 7 | Death | 1918 – David Kolehmainen, Finnish wrestler (b. 1885) |
| 40243 | April 7 | Death | 1918 – George E. Ohr, American potter (b. 1857) |
| 40244 | April 7 | Death | 1920 – Karl Binding, German lawyer and jurist (b. 1841) |
| 40245 | April 7 | Death | 1928 – Alexander Bogdanov, Russian physician, philosopher, and author (b. 1873) |
| 40246 | April 7 | Death | 1932 – Grigore Constantinescu, Romanian priest and journalist (b. 1875) |
| 40247 | April 7 | Death | 1938 – Suzanne Valadon, French painter (b. 1865) |
| 40248 | April 7 | Death | 1939 – Joseph Lyons, Australian educator and politician, 10th Prime Minister of Australia (b. 1879) |
| 40249 | April 7 | Death | 1943 – Jovan Dučić, Serbian-American poet and diplomat (b. 1871) |
| 40250 | April 7 | Death | 1943 – Alexandre Millerand, French lawyer and politician, 12th President of France (b. 1859) |
| 40251 | April 7 | Death | 1944 – Johann Gruber, Austrian priest (b. 1889) |
| 40252 | April 7 | Death | 1947 – Henry Ford, American engineer and businessman, founded the Ford Motor Company (b. 1863) |
| 40253 | April 7 | Death | 1949 – John Gourlay, Canadian soccer player (b. 1872) |
| 40254 | April 7 | Death | 1950 – Walter Huston, Canadian-American actor and singer (b. 1883) |
| 40255 | April 7 | Death | 1955 – Theda Bara, American actress (b. 1885) |
| 40256 | April 7 | Death | 1956 – Fred Appleby, English runner (b. 1879) |
| 40257 | April 7 | Death | 1960 – Henri Guisan, Swiss general (b. 1874) |
| 40258 | April 7 | Death | 1965 – Roger Leger, Canadian ice hockey player (b. 1919) |
| 40259 | April 7 | Death | 1966 – Walt Hansgen, American race car driver (b. 1919) |
| 40260 | April 7 | Death | 1968 – Edwin Baker, Canadian co-founder of the Canadian National Institute for the Blind (CNIB) (b. 1893) |