- H Group
- HA EUN JEE
- Ha Kyungsoo
- Hadeium
- Hadrons
- Hafez Nazeri
- Haitch Music
- Hakan Ali Toker
- Hakini
- Hal Lindes
- Hal Mooney
- Hallé
- Hang Drum Classical
- Hania Rani
- Hank Williams
- Hanke Brothers
- Hanna Benn
- Hanna Wit Dolatko
- Hannah Peel
- Hannover Harmonists
- Hans Dal
- Hans J. Brandenburg
- Hans Kämmerer
- Hans Meyer
- Hans Müller-Gutscher
- Hans Siedler
- Hans Werner
- Hans Zimmer
- Hans-Joachim Schneider
- Hansjörg Fink
- Happy Classics Orchestra
- Happy Place
- Harmoni Jones
- Harmonie Ensemble / New York
- Harold Arlen
- Harpa Jónsdóttir
- Harpist K
- Harry Belafonte
- Harry Bicket
- Harry Evans
- Harry James
- Hasan Bayat
- Hauschka
- Hayley Elton
- Hayley Westenra
- Hazel Scott
- Healter Skelter
- Heart To Heart Orchestra (Members with Developmental Disabilities)
- Heartsense
- Heartstrings
- Heather Harper
- Heavy Classic Ensemble
- Heidi Grant Murphy
- Heike Matthiesen
- Heike Wetzel
- Heino
- Heinz Holliger
- Heinz Karl Schwebel
- Heinz Rögner
- Helen Caddick
- Helen Green
- Helen Jane Long
- Helen Sung
- Helen Watts
- Helen Webby
- Helium Vola
- Hellstrøm
- Helmut Eisel
- Helmut Lotti
- Helmut Schenker
- Helmut Zacharias
- Heneghan & Lawson Virtual Orchestra
- Hennie Bekker
- Henning Fuchs
- Henning Schmiedt
- Henri Bentley
- Henri Poch
- Henrik Lindstrand
- Henrik Meierkord
- Henrik Schwarz
- Henry Camelot
- Henry Mancini
- Henry Mancini & His Orchestra and Chorus
- Henry Mancini and His Concert Orchestra
- Henry Mancini and His Orchestra
- Henry Mancini and The Mancini Pops Orchestra
- Henry Mancini, His Piano, Orchestra & Chorus
- Henry Mancini, His Piano, Orchestra and Chorus
- Herbert Pixner Projekt
- Herbert von Karajan
- Herbie Hancock
- Herbie Smithson
- Heritage Orchestra
- Herman Bemberg
- Herman Chittison
- Hervé Sellin
- Hessian Renegade
- Heveder
- Hideki Togi
- Hideyuki Hashimoto
- HIEU NGO TRUNG
- Hikaru Shirosu
- Hilary Hahn
- Hilde Gueden
- Hildegard Behrens
- HildegardPohl_Trio
- Hildur Guðnadóttir
- Hiljaisuus
- Hilliard Ensemble
- Hior Chronik
- Hiroco.M
- Hiroko Kouda
- Hirundo Maris
- His Orchestra
- Hoang Duy
- Hoang Khang
- Hoang Manh Hung
- Holger Stiller
- Hollie Steel
- Holly Jones
- Hollyridge Strings
- Hollywood Bowl Orchestra
- Hollywood Bowl Symphony Orchestra
- Hooked on MIDI
- Horatio Wallbanger With His Rockerstra
- Hot Butter
- Hot Sugar
- Hotei
- HottaBitch39
- Howard Boder
- Howard Griffiths
- Howard Hanson
- Howard Shore
- Hoàng Văn Dũng
- Hpresso
- HSB
- Hsingwen Tang
- Hubert Laws
- Hubert Laws [Artist]
- Hugar
- Hugh Crosthwaite
- Hugh Martin
- Hugh Wolff
- Hugo Friedhofer
- Hugo Montenegro
- Hugo Montenegro & His Orchestra
- Hugo Montenegro and His Orchestra
- Hugo Montenegro, His Orchestra and Chorus
- Hugo Rignold
- Hugo Selles
- Hugo Winterhalter
- Hugo Winterhalter and His Orchestra
- Humberto Alvarez
- Humberto López Sánchez
- HyeJung Lim
- Hyewon
- Hyogun Kym
- Hyogun Kym, Soonyoung Kim, Seung Jick Kim, Quinever
- Hyper-X
- Hyperion Ensemble
- Hyukjin Shin
- Hyun Soo Kim
- Håkan Lidbo
- Héctor Ulises Passarella
- Hélène Grimaud