- Apr 1 Jiri Smutny, Czech composer, born in Prague
- Apr 4 Clive Davis, American record producer and music industry executive, born in Brooklyn, New York
- Apr 5 Billy Bland, American singer and songwriter, born in Wilmington, North Carolina (d. 2017)
- Apr 7 Louis "Mr Bo" Collins, blues SInger
- Apr 9 Carl Perkins, singer/songwriter (Blue Suede Shoes), born in Jackson, Tennessee
- Apr 9 Armin Jordan, Swiss conductor (d. 2006)
- Apr 10 Nate Nelson, American singer (Flamingos - I Only Have Eyes for You), born in Chicago, Illinois (d. 1984)
- Apr 10 Kishori Amonkar, Indian classical Hindustani singer, born in Bombay (d. 2017)
- Apr 11 Max Schubel, American composer (Opus One Records), born in New York (d. 2010)
- Apr 12 Henri Lazarof, Bulgarian composer, born in Sofia, Bulgaria (d. 2013)
- Apr 12 Tiny Tim [ Herbert Khaury], American musician (Tip Toe), born in Manhattan, New York (d. 1996)
- Apr 13 Karl Kroeger, composer
Loretta Lynn
Apr 14 Loretta Lynn, American country singer-songwriter (Coal Miner's Daughter), born in Butcher's Hollow Kentucky
Loretta Lynn
- Apr 16 Vince Hill, singer (Roses of Picardy, La Vie en Rose)
- Apr 17 Graziella Sciutti, Italian opera singer
- Apr 17 Arthur "Art" Ellefson, Canadian jazz saxophonist, born in Moose Jaw, Canada
- Apr 22 Michael Colgrass, composer (Best Wishes), born in Chicago, Illinois
- Apr 26 Francis Lai, French film music composer
- Apr 27 François Bayle, composer, born in Toamasina, Madagascar
- Apr 27 Maxine Brown, American country music singer (Browns), born in Campti, Louisiana
- Apr 27 Petar Ozgijan, Yugoslav composer, born in Dubrovnik, Croatia (d. 1979)
- Apr 28 Marek Kopelent, composer
- Apr 30 Anton Larrauri, composer