- Apr 1 Robin Scott, English singer (M), born in London
- Apr 2 Emmylou Harris, American country singer (Together Again), born in Birmingham, Alabama
- Apr 4 Salvatore Sciarrino, Italian composer, born in Palermo, Italy
- Apr 6 Tony Cooner, Essex, drummer (Hot Chocolate-You Sexy Thing)
- Apr 7 Patricia Bennett, American singer (Chiffons - "He's So Fine"), born in The Bronx, New York
- Apr 7 Florian Schneider, German musician (Kraftwerk), born in Düsseldorf, Germany (d. 2020)
- Apr 7 Charles 'skip' Pitts, American soul & blues guitarist (Shaft), born in Washington, D.C. (d. 2012)
Steve Howe
Apr 8 Steve Howe, English rock guitarist (Asia, Yes-Roundabout), born in London, England

Steve Howe
- Apr 8 Larry Norman, American musician and pioneer of Christian rock music (Why Should the Devil Have All the Good Music?), born in Corpus Christi, Texas (d. 2008)
- Apr 10 Bunny Wailer [Neville O'Riley Livingston], Jamaican vocalist and percussionist (The Wailers with Bob Marley), born in Kingston, Jamaica
- Apr 13 Mike Chapman, Australian songwriter and record producer (Chinn & Chapman), born in Nambour, Australia
- Apr 13 Thanos Mikroutsikos, Greek composer and politician, born in Patras, Greece
- Apr 15 Bojoura [Raina van Melzen], Dutch singer and wife of Hans Cleuver, born in The Hague, The Netherlands
- Apr 15 Stuart "Woolly" Wolstenholme, British keyboardist and vocalist (Barclay James Harvest), born in Chadderton, Lancashire (d. 2010)
- Apr 15 George Marino, American Grammy Award-winning mastering engineer who worked with Guns N' Roses, Bon Jovi, Stevie Wonder, John Lennon & Yoko Ono, born in Bronx, New York (d. 2012)
- Apr 16 Gerry Rafferty, Scottish guitarist and vocalist (Baker Street), born in Paisley, Renfrewshire, Scotland (d. 2011)
- Apr 16 Lee Kerslake, British drummer (Uriah Heep; Ozzy Osbourne), born in Winton, Bournemouth, Dorset, England (d. 2020)
- Apr 17 Linda Martin, Irish singer and TV presenter, born in Belfast, Northern Ireland
- Apr 19 Murray Perahia, American pianist (Avery Fischer Prize-1975, Grammy 1988), born in NYC, New York
- Apr 19 Mark Volman, American rock and roll musician and songwriter (the Turtles), born in Los Angeles, California
- Apr 20 Björn Skifs, Swedish singer (Blue Swede), born in Vansbro, Dalarna, Sweden
- Apr 20 Ken Scott, British record producer and engineer (The Beatles, Elton John, Pink Floyd), born in London, England
- Apr 21 John Weider, bassist (Family-Family Entertainment)
- Apr 22 Barry Guy, English composer and double bass player, born in London
- Apr 23 Saskia [Trudy van den Berg], Dutch singer (S & Serge, Spinning Wheel), born in Grootebroek, North Holland
- Apr 23 Glenn Cornick, English rock bassist (Jethro Tull-Thick as a Brick), born in Barrow-in-Furness, Cumbria, (d. 2014)
- Apr 23 Alan Broadbent, New Zealand jazz pianist (Developing Story), born in Auckland, New Zealand
- Apr 24 Ann Kelly, American singer (Hues Corporation Rock the boat), born in Fairfield, Alabama
- Apr 25 Bill Fontana, American composer, born in Cleveland, Ohio
- Apr 27 Ann Peebles, American singer (I Can't Stand the Rain), born in St. Louis, Missouri
- Apr 27 Herbie Murrell, American soul singer (Stylistics-You are My Everything), born in Lane, South Carolina
- Apr 27 Pete Ham, Welsh rock vocalist (Badfinger-Come & Get It), born in Swansea, Wales
- Apr 28 Steve Khan, jazz musician (Christmas Waltz), born in Los Angeles, California
- Apr 29 Tommy James, singer (cri-im-son & clo-o-ver o-o-ver & o-o-ver)
- Apr 29 John J. Cascella, American rock keyboard and accordion player (John Mellencamp), born in Indianapolis, Indiana (d. 1992)
About April 1947
How Old? 73 years old
Generation: Baby Boomer
Leap Year: No