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- HydHyp
- HypHZY
- Harakami, Rei
- Harakiri for the Sky (black metal/post‐rock)
- Haramiler
- Haran, Mary Cleere
- Harana
- Haranga
- Harari (South African fusion band)
- Harasim, Nate
- Harasim, Nate featuring Hardcastle, Maxine
- Harbinger (UK metal)
- Harbinger, Ed
- Harbor & Home
- Harbor Patrol
- Harbor, Souls
- Harbour (Indie Alternative Rock from Libanon, Ohio.)
- Harbour (Australian Prog Metal)
- Harbour Union, The
- Harbours
- Harbridge, Taryn
- Harburg, Yip
- HARC
- Harcourt, Ed (English singer‐songwriter)
- Harcsa, Veronika (Hungarian jazz singer/songwriter)
- Hard (Hungarian rock band)
- Hard 2 Obtain
- Hard Aches, The
- Hard Bass School
- Hard Bass School & XS Project
- Hard Boiled
- Hard Bop Messengers
- Hard But Crazy
- Hard Christ
- Hard Corps
- Hard Creation
- Hard Disk Drive
- Hard Drive (Heather Sowards / Heather Valey)
- Hard Driver (Freek Van Kempen)
- Hard Driver & Radical Redemption
- Hard Driver & Villain, MC
- Hard Evidence vs. Wideboys, The & Majestic
- Hard Excess
- Hard Feelings (Joe Goddard + Amy Douglass)
- Hard Girls
- Hard House Banton
- Hard in Tango
- Hard Kaur
- Hard Knocks (90s US hip-hop group)
- Hard Lessons, The
- Hard Mind (hardcore band from Rennes, France)
- Hard Rain (Tony Clarkin & Bob Catley band after Magnum)
- Hard Reset
- Hard Rock Sofa & Swanky Tunes
- Hard Skin
- Hard Stance
- Hard Stuff (1970s English hard rock band)
- Hard Target (United States alt hip hop)
- Hard Times, The (mid-1960s psychedelic folk rock band from California)
- Hard To Kill (toronto rappers)
- Hard Working Americans
- Hard Working Americans feat. Cash, Rosanne
- Hard‐Fi
- Hard‐Ons
- Hard2Def, DJ (Dancehall artist)
- Hardage
- Hardage feat. Alphabeat
- Hardage feat. Brown, Jocelyn
- Hardage feat. Franti, Michael
- Hardage feat. King, Mark
- Hardal
- HardBody Babes
- Hardcastle
- Hardcastle (Graham Laderman)
- Hardcastle, Paul
- Hardcore Superstar
- Hardcore Synth Orchestra
- Hardcore, Kalif
- Hardee, John
- Harden Trio, The
- Harden, Jackson (Charlotte NC singer-songwriter)
- Harden, Wilbur
- Harder, Christian
- Harder, Neele
- Hardesty, Rich (singer-songwriter from LaPorte, Indiana)
- Hardfloor
- Hardfloor presents Dadamnphreaknoizphunk
- Hardhaus (Norwegian country-rock band.)
- Hardheid, De
- Hardie, Hugh (drum and bass producer)
- Hardie, Hugh feat. GLXY, 3‐Card & Phillips, Zoë
- Hardiman, Ronan