| 33421 | March 25 | Death | 1712 – Nehemiah Grew, English anatomist and physiologist (b. 1641) |
| 33422 | March 25 | Death | 1732 – Lucy Filippini, Italian saint (b. 1672) |
| 33423 | March 25 | Death | 1736 – Nicholas Hawksmoor, English architect, designed Easton Neston and Christ Church (b. 1661) |
| 33424 | March 25 | Death | 1738 – Turlough O'Carolan, Irish harp player and composer (b. 1670) |
| 33425 | March 25 | Death | 1751 – Frederick I of Sweden (b. 1676) |
| 33426 | March 25 | Death | 1801 – Novalis, German poet and author (b. 1772) |
| 33427 | March 25 | Death | 1818 – Caspar Wessel, Norwegian-Danish mathematician and cartographer (b. 1745) |
| 33428 | March 25 | Death | 1848 – Albine de Montholon, French wife of Charles Tristan, marquis de Montholon (b. 1779) |
| 33429 | March 25 | Death | 1860 – James Braid, Scottish-English surgeon (b. 1795) |
| 33430 | March 25 | Death | 1873 – Wilhelm Marstrand, Danish painter and illustrator (b. 1810) |
| 33431 | March 25 | Death | 1907 – Ernst von Bergmann, Latvian-German surgeon and academic (b. 1836) |
| 33432 | March 25 | Death | 1908 – Durham Stevens, American diplomat (b. 1851) |
| 33433 | March 25 | Death | 1914 – Frédéric Mistral, French lexicographer and poet, Nobel Prize laureate (b. 1830) |
| 33434 | March 25 | Death | 1917 – Elizabeth Storrs Mead, American academic (b. 1832) |
| 33435 | March 25 | Death | 1918 – Claude Debussy, French composer (b. 1862) |
| 33436 | March 25 | Death | 1918 – Peter Martin, Australian footballer and soldier (b. 1875) |
| 33437 | March 25 | Death | 1931 – Ganesh Shankar Vidyarthi, Indian journalist and politician (b. 1890) |
| 33438 | March 25 | Death | 1931 – Ida B. Wells, American journalist and activist (b. 1862) |
| 33439 | March 25 | Death | 1942 – William Carr, American rower (b. 1876) |
| 33440 | March 25 | Death | 1951 – Eddie Collins, American baseball player and manager (b. 1887) |
| 33441 | March 25 | Death | 1956 – Lou Moore, American race car driver (b. 1904) |
| 33442 | March 25 | Death | 1956 – Robert Newton, English actor (b. 1905) |
| 33443 | March 25 | Death | 1957 – Max Ophüls, German director and screenwriter (b. 1902) |
| 33444 | March 25 | Death | 1958 – Tom Brown, American trombonist (b. 1888) |
| 33445 | March 25 | Death | 1964 – Charles Benjamin Howard, Canadian businessman and politician (b. 1885) |
| 33446 | March 25 | Death | 1967 – Renato Cellini, Italian-American conductor (b. 1913) |
| 33447 | March 25 | Death | 1969 – Billy Cotton, English singer, drummer, and bandleader (b. 1899) |
| 33448 | March 25 | Death | 1969 – Max Eastman, American poet and activist (b. 1883) |
| 33449 | March 25 | Death | 1973 – Jakob Sildnik, Estonian photographer and director (b. 1883) |
| 33450 | March 25 | Death | 1973 – Edward Steichen, Luxembourgian-American photographer, painter, and curator (b. 1879) |