- Apr 4 Hartzell "Tiny" Parham, American jazz pianist, theater organist, and bandleader, dies at 43
- Apr 4 Raoul Laparra, French composer, dies during a bombing raid in WWII at 66
- Apr 14 Geoffrey Turton Shaw, English organist, composer, and educator, dies at 63
- Apr 15 Raffaele Casimiri, Italian composer, and musicologist dies at 62
- Apr 19 Gustave Doret, Swiss composer, dies at 76
- Apr 29 Joseph Achron, Lithuanian-American concert violinist and composer (Golem Suite), dies at 56
- Apr 29 Karl Adrian Wohlfart, Swedish composer, dies at 68
- Apr 30 Leo Smit, Dutch composer, dies in Sobibór extermination camp at 42
Country Singers
Jazz Singers
Opera Singers
Pop Singers
Rappers
Rock Singers