| 44701 | April 18 | Birth | 1884 – Jaan Anvelt, Estonian educator and politician (d. 1937) |
| 44702 | April 18 | Birth | 1888 – Duffy Lewis, American baseball player, coach, and manager (d. 1979) |
| 44703 | April 18 | Birth | 1889 – Jessie Street, Australian activist (d. 1970) |
| 44704 | April 18 | Birth | 1893 – Violette Morris, French shot putter and discus thrower (d. 1944) |
| 44705 | April 18 | Birth | 1896 – Na Hye-sok, South Korean journalist, poet, and painter (d. 1948) |
| 44706 | April 18 | Birth | 1897 – Ardito Desio, Italian geologist and cartographer (d. 2001) |
| 44707 | April 18 | Birth | 1897 – Per-Erik Hedlund, Swedish skier (d. 1975) |
| 44708 | April 18 | Birth | 1898 – Patrick Hennessy, Irish soldier and businessman (d. 1981) |
| 44709 | April 18 | Birth | 1901 – Al Lewis, American songwriter (d. 1967) |
| 44710 | April 18 | Birth | 1901 – László Németh, Hungarian dentist, author, and playwright (d. 1975) |
| 44711 | April 18 | Birth | 1902 – Waldemar Hammenhög, Swedish author (d. 1972) |
| 44712 | April 18 | Birth | 1902 – Giuseppe Pella, Italian politician, 32nd Prime Minister of Italy (d. 1981) |
| 44713 | April 18 | Birth | 1904 – Pigmeat Markham, American actor, singer, and dancer (d. 1981) |
| 44714 | April 18 | Birth | 1905 – Sydney Halter, Canadian lawyer and businessman (d. 1990) |
| 44715 | April 18 | Birth | 1905 – George H. Hitchings, American physician and pharmacologist, Nobel Prize laureate (d. 1998) |
| 44716 | April 18 | Birth | 1907 – Miklós Rózsa, Hungarian-American composer and conductor (d. 1995) |
| 44717 | April 18 | Birth | 1911 – Ilario Bandini, Italian businessman and race car driver (d. 1992) |
| 44718 | April 18 | Birth | 1911 – Maurice Goldhaber, Ukrainian-American physicist and academic (d. 2011) |
| 44719 | April 18 | Birth | 1914 – Claire Martin, Canadian author (d. 2014) |
| 44720 | April 18 | Birth | 1915 – Joy Davidman, American poet and author (d. 1960) |
| 44721 | April 18 | Birth | 1916 – Carl Burgos, American illustrator (d. 1984) |
| 44722 | April 18 | Birth | 1916 – Doug Peden, Canadian basketball player (d. 2005) |
| 44723 | April 18 | Birth | 1917 – Ty LaForest, Canadian-American baseball player (d. 1947) |
| 44724 | April 18 | Birth | 1917 – Frederica of Hanover (d. 1981) |
| 44725 | April 18 | Birth | 1918 – Gabriel Axel, Danish-French actor, director, and producer (d. 2014) |
| 44726 | April 18 | Birth | 1918 – André Bazin, French critic and theorist (d. 1958) |
| 44727 | April 18 | Birth | 1918 – Shinobu Hashimoto, Japanese director, producer, and screenwriter |
| 44728 | April 18 | Birth | 1918 – Clifton Hillegass, American publisher, founded CliffsNotes (d. 2001) |
| 44729 | April 18 | Birth | 1918 – Tony Mottola, American guitarist and composer (d. 2004) |
| 44730 | April 18 | Birth | 1919 – Vondell Darr, American actress (d. 2012) |