- Apr 2 Imre Olsvik, Hungarian composer and ethnomusicologist, born in Budapest (d. 2014)
- Apr 6 Joan Carlyle, Welsh operatic soprano (Covent Garden, 1955-76), born in Upton on the Wirral, Cheshire, England (d. 2021)
- Apr 11 Frank Vicari, American jazz, session, and touring saxophonist (Maynard Ferguson; Woody Herman; Tom Waits; Saturday Night Live), born in New Jersey (d. 2006)
- Apr 11 Koichi Sugiyama, Japanese television and video game composer (Dragon Quest), and Nanjing Massacre denialist, born in Tokyo, Japan (d. 2021)
- Apr 12 Leonid Derbenyov, Russian poet-songwriter, born in Moscow (d. 1995)
- Apr 12 Martin Boykan, American composer (Elegy; Usurpations; Soliloquies of an Insomniac), born in New York City (d. 2021)
- Apr 16 John Littlejohn [Funchess], American electric blues slide guitarist ("So-Called Friends"), born in Lake, Mississippi (d. 1994)
- Apr 17 Roberta Stephen, Canadian classical composer (The Eye Of The Seasons), and educator, born in Calgary, Alberta (d. 2021)
- Apr 27 Igor Oistrakh, Soviet-Russian concert violinist (Wieniawski Competition, 1952), and educator (Moscow Conservatory, Brussels Royal Conservatory), born in Odessa, Ukraine, Soviet Union (now Ukraine) (d. 2021)
- Apr 27 Krzysztof Komeda, Polish jazz pianist and film composer (Rosemary's Baby), born in Poznań, Poland (d. 1969)
- Apr 27 Maxine Brown, American country music singer (Browns), born in Campti, Louisiana (d. 2019)
- Apr 29 (Anthony) "Lonnie" Donegan, British-Scottish singer-songwriter ("Rock Island Line"; "Does Your Chewing Gum Lose Its Flavour (On the Bedpost Overnight?)"), known as "the King of Skiffle", born in Bridgeton, Glasgow, Scotland (d. 2002)
About April 1931
How Old? 93 years old
Generation: Silent Generation
Leap Year: No
Chinese Zodiac: Goat/Sheep
Star Signs: Aries (Mar 21 - Apr 19), Taurus (Apr 20 - May 20)
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