| 43621 | April 15 | Death | 1912 – Victims of the RMS Titanic disasterThomas Andrews, Irish businessman and shipbuilder (b. 1873)John Jacob Astor IV, American colonel, businessman, and author (b. 1864)Archibald Butt, American general and journalist (b. 1865)Jacques Futrelle, America |
| 43622 | April 15 | Death | 1917 – János Murkovics, Slovene author, poet, and educator (b. 1839) |
| 43623 | April 15 | Death | 1927 – Gaston Leroux, French journalist and author (b. 1868) |
| 43624 | April 15 | Death | 1931 – Joe Masseria, Italian-American mob boss (b. 1886) |
| 43625 | April 15 | Death | 1938 – César Vallejo, Peruvian journalist, poet, and playwright (b. 1892) |
| 43626 | April 15 | Death | 1942 – Robert Musil, Austrian-Swiss author and playwright (b. 1880) |
| 43627 | April 15 | Death | 1943 – Aristarkh Lentulov, Russian painter and set designer (b. 1882) |
| 43628 | April 15 | Death | 1944 – Nikolai Fyodorovich Vatutin, Russian general (b. 1901) |
| 43629 | April 15 | Death | 1945 – Hermann Florstedt, German SS officer (b. 1895) |
| 43630 | April 15 | Death | 1948 – Radola Gajda, Montenegrin-Czech general and politician (b. 1892) |
| 43631 | April 15 | Death | 1949 – Wallace Beery, American actor, director, and screenwriter (b. 1885) |
| 43632 | April 15 | Death | 1957 – Pedro Infante, Mexican actor and singer (b. 1917) |
| 43633 | April 15 | Death | 1962 – Clara Blandick, American actress (b. 1880) |
| 43634 | April 15 | Death | 1962 – Arsenio Lacson, Filipino journalist and politician, Mayor of Manila (b. 1912) |
| 43635 | April 15 | Death | 1963 – Edward Greeves, Jr., Australian footballer (b. 1903) |
| 43636 | April 15 | Death | 1967 – Totò, Italian actor, singer, and screenwriter (b. 1898) |
| 43637 | April 15 | Death | 1969 – Maria Caserini, Italian actress (b. 1884) |
| 43638 | April 15 | Death | 1969 – Victoria Eugenie of Battenberg (b. 1887) |
| 43639 | April 15 | Death | 1970 – Ripper Collins, American baseball player (b. 1904) |
| 43640 | April 15 | Death | 1971 – Gurgen Boryan, Armenian poet and playwright (b. 1915) |
| 43641 | April 15 | Death | 1971 – Dan Reeves, American businessman (b. 1912) |
| 43642 | April 15 | Death | 1971 – Friedebert Tuglas, Estonian author and critic (b. 1886) |
| 43643 | April 15 | Death | 1974 – Giovanni D'Anzi, Italian songwriter (b. 1906) |
| 43644 | April 15 | Death | 1975 – Richard Conte, American actor (b. 1910) |
| 43645 | April 15 | Death | 1980 – Raymond Bailey, American actor and soldier (b. 1904) |
| 43646 | April 15 | Death | 1980 – Jean-Paul Sartre, French philosopher and author, Nobel Prize laureate (b. 1905) |
| 43647 | April 15 | Death | 1981 – Blake Butler, English actor (b. 1924) |
| 43648 | April 15 | Death | 1982 – Arthur Lowe, English actor (b. 1915) |
| 43649 | April 15 | Death | 1982 – Khalid Islambouli, Egyptian army officer and assassin of Egypt's president Anwar Saddat (b. 1955) |
| 43650 | April 15 | Death | 1983 – John Engstead, American photographer and journalist (b. 1909) |