- Apr 1 (Edwin) "Eddy" Duchin, American jazz pianist and bandleader (Eddy Duchin Orchestra), born in Cambridge, Massachusetts (d. 1951)
- Apr 1 Abner Biberman, American director and actor (His Girl Friday, The Leopard Man), born in Milwaukee, Wisconsin (d. 1977)
- Apr 2 Jean Kurt Forest, German composer, born in Darmstadt, Germany (d. 1975)
- Apr 5 Albert R. Broccoli, American film producer (James Bond films), sometimes known as "Cubby", born in New York City (d. 1996)
- Apr 5 Gerald Bond, South African cricketer (one Test South Africa v England 1938, 0 & 0-16), born in Cape Town (d. 1965)
- Apr 6 Hermann Lang, German race car driver (d. 1987)
- Apr 6 William M. Branham, American evangelist (d. 1965)
- Apr 7 Robert Charroux, French writer (d. 1978)
- Apr 7 Robert Raglan, British character actor (Dad's Army - " Colonel Pritchard"), born in Reigate, Surrey, England (d. 1985)
- Apr 8 George Dixon, American jazz trumpeter, born in New Orleans, Louisiana (d. 1994)
- Apr 8 John Fante, Italian-American author and screenwriter (Wait Until Spring, Bandini, Ask the Dust, Full of Life), born in Denver, Colorado (d. 1983)
- Apr 8 Olavi Pesonen, Finnish composer, born in Helsinki, Finland (d. 1993)
- Apr 8 William James Millar Mackenzie, Scottish political scientist, born in Edinburgh, Scotland (d. 1996)
- Apr 9 Domenico Enrici, Roman Catholic Curia Archbishop, born in Cervasca, Italy (d. 1997)
- Apr 9 Ivan Ivonovich Dzerzhinsky, Russian composer, born in Tambov, Dzerzhinsky, Russian Empire (d. 1978)
- Apr 9 Robert Helpmann, Australian actor, choreographer and dancer (Chitty Chitty Bang Bang, Don Quixote), born in Mount Gambier, South Australia (d. 1986)
- Apr 13 Eudora Welty, American novelist (Optimist's Daughter-Pulitzer 1973), born in Jackson, Mississippi (d. 2001)
- Apr 13 Jan Veldkamp, Dutch geophysicist and director (KNMI) (d. 1994)
- Apr 13 Mervyn Hugh Cowie, wildlife conservationist, born in Nairobi (d. 1996)
Stanislaw Ulam (1909-1984)
Apr 13 Polish-American mathematician and nuclear physicist (Manhattan Project, H-bomb), born in Lemberg, Austria-Hungary
- Apr 16 Bep Bakhuys, Dutch soccer striker (23 caps, 28 goals; Metz), born in Pekalongan, Indonesia (d. 1982)
- Apr 16 Herman Uyttersprot, Flemish literature historian, born in Denderbelle (d. 1967)
- Apr 17 Alain Poher, French politician and President of the European Parliament (1966-69), born in Ablon-sur-Seine, France (d. 1996)
- Apr 17 Humphrey Sims Moore, British pacifist and journalist (founder of Peace News), born in Samoa (d. 1995)
- Apr 20 Guido Alberti, Italian film actor (Marco the Magnificent), born in Benevento, Italy (d. 1996)
- Apr 21 Rollo May, American psychologist (Love & Will), born in Ada, Ohio (d. 1994)
- Apr 22 Hymie Shertzer, American jazz and session saxophonist (Benny Goodman; NBC's Tonight Show), born in New York City (d. 1977)
- Apr 22 Indro Montanelli, Italian journalist and historian (History of the Greeks), born in Fucecchio, Italy (d. 2001)
- Apr 22 Ralph Byrd, American actor (Dick Tracy TV Show, SOS Coast Guard), born in Dayton, Ohio (d. 1952)
- Apr 22 Rita Levi-Montalcini, Italian neurologist (Nobel 1986), born in Turin, Italy (d. 2012)
- Apr 23 (Frederick) "Erick" Hawkins, American modern ballet dancer, and choreographer (Martha Graham Dance Company, 1939-51; Erick Hawkins Dance Company, 1951-94), born in Trinidad, Colorado (d. 1994)
- Apr 23 Thomas Padmore, British senior civil servant, born in Sheffield, England (d. 1996)
- Apr 24 Bernhard Grzimek, German zoologist (West Germany), born in Neisse, Prussian Silesia, German Empire (d. 1987)
- Apr 24 Irven Spence, American animator, born in Lincoln, Nebraska (d. 1995)
- Apr 25 Jaroslav Doubrava, Czech composer, born in Chrudim, Czech Republic (d. 1960)
- Apr 26 Dick Howorth, English cricket all-rounder (5 Tests, 19 wickets; Worcestershire CCC), born in Bacup, England (d. 1980)
- Apr 27 Muriel C. Bradbrook, English writer (That Infidel Place), born in Birkenhead, England (d. 1993)
- Apr 29 Daniel Mayer, French journalist and resistance fighter, born in Paris (d. 1996)
- Apr 29 Tom Ewell [Sam Yewell Tompkins], American actor (Tom Ewell Show, The Seven Year Itch), born in Owensboro, Kentucky (d. 1994)
- Apr 30 F. E. McWilliam [Frederick Edward], Northern-Irish surrealist sculptor (Four Seasons Group), born in Banbridge, County Down (d. 1992)
Queen Juliana (1909-2004)
Apr 30 Queen of the Netherlands (1948-80), born in Noordeinde Palace, The Hague, Netherlands
About April 1909
How Old? 115 years old
Generation: Greatest Generation
Leap Year: No