H
- Siegfried Haag ~ Count-Down
- Kai Haferkamp ~ Egalite
- Jurgen Hagedorn ~ Hexago
- Nicolas Halpern-Herla ~ Agora, Chifoumi
- Peter Haluszka ~ Flowerpower (with Angelika Fassauer)
- Geoffrey Hannam ~ Annihilation
- Scott Harmon ~ Batalo
- Claus Harttung ~ Yali
- Jan Kristian Haugland ~ Neutreeko
- Herman Haverkort ~ Chameleo Chameleo (with Joris Wiersinga)
- Geoffrey Hayes ~ Tactix (Duell), Alea
- Murray Heasman ~ The High Kings Of Tara
- Kory Heath ~ Zendo
- Jurgen Heel ~ Zenix
- Ferdinand Hein ~ Dimenticato
- Piet Hein ~ Hex
- Sylvia Heinz ~ Irrgendwie (with Dieter Matthes)
- E. L. Helvey ~ Hex-Meister (with W. M. Helvey)
- W. M. Helvey ~ Hex-Meister (with E. L. Helvey)
- Claudia Hely ~ Sakkara (with Roman Pelek)
- Peter Hendrickson ~ Double Morphus
- Dirk Henn ~ Rosenkönig
- Brian Hersch ~ Arguile
- Kurt Heuser ~ Xerxes
- Bruce L. Hicks ~ Tri-Nim (with Hervey C. Hicks)
- Hervey C. Hicks ~ Tri-Nim (with Bruce L. Hicks)
- Uwe Himmelreich ~ Kreuzweise, Pferdemist
- Maureen Hiron ~ Cavendish, Continuo, Hexrangle (with Graham Lipscomb)
- David Hoffman ~ Variance
- Guido Hoffman ~ Siesta
- Robert H. Hollars ~ Blarf
- Anatol Holt ~ Imago
- Haar Hoolim ~ Stack Up
- Joshua Howard ~ Bones (with B. Biskup)
- Hassen Hrir ~ Haoz
- Chris Huntoon ~ Campaign, Chameleons, Cleave, Gorgon
- Hermann Huber ~ Refugium
- Richard Hutnik ~ Sophia
- Marcus Hutter ~ Interwoven
