| 45661 | April 20 | Birth | 1948 – Matthias Kuhle, German geographer and academic (d. 2015) |
| 45662 | April 20 | Birth | 1948 – Hugh Roberts, English historian and curator |
| 45663 | April 20 | Birth | 1948 – Rémy Trudel, Canadian academic and politician |
| 45664 | April 20 | Birth | 1949 – Veronica Cartwright, English-American actress |
| 45665 | April 20 | Birth | 1949 – Toller Cranston, Canadian-Mexican figure skater and painter (d. 2015) |
| 45666 | April 20 | Birth | 1949 – Massimo D'Alema, Italian journalist and politician, 76th Prime Minister of Italy |
| 45667 | April 20 | Birth | 1949 – Paul Heiney, English journalist and author |
| 45668 | April 20 | Birth | 1949 – Jessica Lange, American actress, singer, and producer |
| 45669 | April 20 | Birth | 1950 – Steve Erickson, American author and critic |
| 45670 | April 20 | Birth | 1950 – Alexander Lebed, Russian general and politician (d. 2002) |
| 45671 | April 20 | Birth | 1950 – Robert Mair, English engineer and academic |
| 45672 | April 20 | Birth | 1950 – N. Chandrababu Naidu, Indian politician, 13th Chief Minister of Andhra Pradesh |
| 45673 | April 20 | Birth | 1950 – Milt Wilcox, American baseball player |
| 45674 | April 20 | Birth | 1951 – Louise Jameson, English actress and educator |
| 45675 | April 20 | Birth | 1951 – Luther Vandross, American singer-songwriter and producer (Change) (d. 2005) |
| 45676 | April 20 | Birth | 1952 – Andrew Jaspan, English-Australian journalist and academic |
| 45677 | April 20 | Birth | 1952 – Louka Katseli, Greek economist and politician |
| 45678 | April 20 | Birth | 1952 – Božidar Maljković, Serbian basketball player and coach |
| 45679 | April 20 | Birth | 1952 – Eric Pickles, English politician, Secretary of State for Communities and Local Government |
| 45680 | April 20 | Birth | 1952 – J. Thiviyanathan, Sri Lankan lawyer and politician |
| 45681 | April 20 | Birth | 1953 – Sebastian Faulks, English journalist and author |
| 45682 | April 20 | Birth | 1953 – Carrie Mae Weems, American photographer |
| 45683 | April 20 | Birth | 1954 – Gilles Lupien, Canadian ice hockey player and agent |
| 45684 | April 20 | Birth | 1954 – Myles Munroe, Bahamian pastor and author (d. 2014) |
| 45685 | April 20 | Birth | 1955 – Donald Pettit, American engineer and astronaut |
| 45686 | April 20 | Birth | 1956 – Beatrice Ask, Swedish politician, Swedish Minister for Justice |
| 45687 | April 20 | Birth | 1956 – Kakha Bendukidze, Georgian economist and politician, Georgian Minister of Economy (d. 2014) |
| 45688 | April 20 | Birth | 1957 – Geraint Wyn Davies, Welsh-Canadian actor, director, and producer |
| 45689 | April 20 | Birth | 1957 – Graeme Fowler, English cricketer, coach, and sportscaster |
| 45690 | April 20 | Birth | 1957 – Bryan Illerbrun, Canadian football player (d. 2013) |