| 39837 | April 6 | Death | 1998 – Norbert Schmitz, German footballer (b. 1958) |
| 39838 | April 6 | Death | 1998 – Wendy O. Williams, American singer-songwriter and actress (Plasmatics) (b. 1949) |
| 39839 | April 6 | Death | 1998 – Tammy Wynette, American singer-songwriter (b. 1942) |
| 39840 | April 6 | Death | 1999 – Red Norvo, American vibraphone player and composer (b. 1908) |
| 39811 | April 6 | Death | 1862 – Albert Sidney Johnston, American general (b. 1803) |
| 39812 | April 6 | Death | 1883 – Benjamin Wright Raymond, American merchant and politician, 3rd Mayor of Chicago (b. 1801) |
| 39813 | April 6 | Death | 1886 – William Edward Forster, English businessman, philanthropist, and politician, Chief Secretary for Ireland (b. 1818) |
| 39814 | April 6 | Death | 1899 – Alvan Wentworth Chapman, American physician and botanist (b. 1809) |
| 39815 | April 6 | Death | 1906 – Alexander Kielland, Norwegian author, playwright, and politician, 6th County Governor of Møre og Romsdal (b. 1849) |
| 39816 | April 6 | Death | 1913 – Somerset Lowry-Corry, 4th Earl Belmore (b. 1835) |
| 39817 | April 6 | Death | 1935 – Edwin Arlington Robinson, American poet and playwright (b. 1869) |
| 39818 | April 6 | Death | 1947 – Herbert Backe, German agronomist and politician (b. 1896) |
| 39819 | April 6 | Death | 1950 – Louis Wilkins, American pole vaulter (b. 1882) |
| 39820 | April 6 | Death | 1953 – Idris Davies, Welsh poet and author (b. 1905) |
| 39821 | April 6 | Death | 1959 – Leo Aryeh Mayer, Polish-Israeli scholar and academic (b. 1895) |
| 39822 | April 6 | Death | 1961 – Jules Bordet, Belgian microbiologist and immunologist, Nobel Prize laureate (b. 1870) |
| 39823 | April 6 | Death | 1963 – Otto Struve, Ukrainian-American astronomer and academic (b. 1897) |
| 39824 | April 6 | Death | 1970 – Sam Sheppard, American wrestler and physician (b. 1923) |
| 39825 | April 6 | Death | 1970 – Maurice Stokes, American basketball player (b. 1933) |
| 39826 | April 6 | Death | 1971 – Igor Stravinsky, Russian-American pianist, composer, and conductor (b. 1882) |
| 39827 | April 6 | Death | 1974 – Willem Marinus Dudok, Dutch architect (b. 1884) |
| 39828 | April 6 | Death | 1974 – Hudson Fysh, Australian pilot and businessman, co-founded Qantas Airways Limited (b. 1895) |
| 39829 | April 6 | Death | 1977 – Kōichi Kido, Japanese politician, 13th Lord Keeper of the Privy Seal of Japan (b. 1889) |
| 39830 | April 6 | Death | 1979 – Ivan Vasilyov, Bulgarian architect, designed the SS. Cyril and Methodius National Library (b. 1893) |
| 39831 | April 6 | Death | 1984 – Ral Donner, American singer (b. 1943) |
| 39832 | April 6 | Death | 1992 – Isaac Asimov, Russian-American author and educator (b. 1920) |
| 39833 | April 6 | Death | 1994 – Juvénal Habyarimana, Rwandan banker and politician, 3rd President of Rwanda (b. 1937) |
| 39834 | April 6 | Death | 1994 – Cyprien Ntaryamira, Burundian politician, 5th President of Burundi (b. 1956) |
| 39835 | April 6 | Death | 1995 – Ioannis Alevras, Greek banker and politician, President of Greece (b. 1912) |
| 39836 | April 6 | Death | 1996 – Greer Garson, English-American actress and singer (b. 1904) |