text: David Garrett – violinist
  Eliza Garth – pianist
  David Garvey – pianist
  Tim Genis – timpanist
  Ariana Ghez – oboist
  Lawrence Gilliard Jr. – actor
  Ola Gjeilo — composer, pianist, arranger
  Michael Giacchino – composer
  Alan Gilbert – conductor
  Herschel Burke Gilbert – composer
  Wallis Giunta – mezzo-soprano
  Philip Glass – composer
  David Golub – pianist
  Eddie Gómez – jazz bassist
  Matt Good – tubist
  Midori Goto – violinist
  Jason Grant – singer
  Alan Greenspan – clarinetist, former chair of the Federal Reserve Board
  Henry Grimes – double bassist
  Paul Groves – tenor
  Yang Guang – mezzo-soprano
  Horacio Gutiérrez – pianist
  Bruce Haack – pioneer in electronic music
  Andreas Haefliger – pianist
  Daron Hagen – composer, pianist, conductor, stage director
  B. H. Haggin – music critic
  Cecelia Hall – mezzo-soprano
  Tamar Halperin – pianist, harpsichordist
  Anna Handler – pianist, conductor
  Marvin Hamlisch – composer, pianist
  Lynn Harrell – cellist
  Edward W. Hardy – violinist, violist, composer
  Margaret Rosezarian Harris – conductor, composer
  Miguel Harth-Bedoya – conductor
  Eugene Haynes – pianist, composer
  Julius Hegyi – violinist, conductor
  Luther Henderson – arranger, composer, orchestrator
  Freddie Herko – musician, dancer
  Bernard Herrmann – composer
  Natalie Hinderas – pianist, composer
  Yoshihisa Hirano – composer
  Moses Hogan – composer, conductor, arranger of choral music and spirituals