| Heaven dream | France | 2 |
| Heavy Metal | Etats-Unis | 6 |
| Heavy Music Artwork | Angleterre | 1 |
| Hécatombe | | 1 |
| Héctor Yanover | | 1 |
| Hedilina | | 1 |
| Hedone Books | | 1 |
| Heimdal | France | 11 |
| Heinemann | France | 11 |
| Hélène Jacob | France | 422 |
| Hélice Hélas | France | 68 |
| Héliopoles | France | 5 |
| Héliotrope | | 76 |
| Hélium | France | 258 |
| Helka Publishing | Etats-Unis | 1 |
| Hell's Hundred | Etats-Unis | 1 |
| Hellerau | | 3 |
| Hello | France | 73 |
| Helmond | Pays-Bas | 1 |
| Héloïse d'Ormesson | France | 399 |
| Helvetiq | | 47 |
| Hélyode | France | 11 |
| Hemeria | | 1 |
| Hémisphères | France | 8 |
| Hemma | France | 495 |
| Henn Veynier | France | 1 |
| Henri Didier | | 1 |
| Henri Gautier | France | 3 |
| Henri Veyrier | France | 10 |
| Henry | France | 5 |
| Henry Holt & Company | Etats-Unis | 179 |
| Héraclès | France | 1 |
| Héraclite | France | 2 |
| Herald Press | | 2 |
| Herder | Allemagne | 2 |
| Heredium | France | 6 |
| Héritage | | 320 |
| Hermann | France | 57 |
| Hermé | France | 9 |
| Hermes Press | France | 11 |
| Hermésia | France | 6 |
| Herodios | | 8 |
| Heron Books | Angleterre | 4 |
| Héros-Limite | | 44 |
| Herscher | France | 14 |
| Hervas | | 2 |
| Hesperus Press | Angleterre | 25 |
| Hesse | France | 21 |
| Hétairie | France | 3 |
| Hêtre / Hêtre Myriadis | France | 9 |
| Hetzel | France | 113 |
| Hexagonal | France | 25 |
| Hexsign | | 3 |
| Hey | France | 1 |
| Heyday | | 3 |
| Heyne | Allemagne | 76 |
| HG | France | 2 |
| Hi comics | | 133 |
| Hibou | France | 5 |
| Hic Sunt Dracones | | 1 |
| Hidden Pleasures | | 4 |
| Hier et aujourd'hui | | 1 |
| HighBridge | | 3 |
| HighWater Press | | 2 |
| Hijinks Ink Publishing | Angleterre | 9 |
| Hikari | | 51 |
| Hikaya | | 3 |
| Himalaya | France | 5 |
| Hippo | France | 1 |
| Hippocampus Press | Etats-Unis | 1 |
| Hiraeth | | 3 |
| Hirlé | France | 3 |
| Hironwoods | | 1 |
| Hispamer | Nicaragua | 4 |
| Histoire & Collections | France | 10 |
| Histoire d'encre | France | 1 |
| Histoires jamais entendues | France | 2 |
| Histoires Ordinaires | France | 0 |
| Historia | | 10 |
| Historic Royal Palaces | Angleterre | 2 |
| Historiska Media | Suède | 1 |
| HLab | France | 143 |
| HMH | | 45 |
| HNP | | 1 |
| Hoaki | Espagne | 2 |
| Hobble Creek | | 1 |
| Hodder | Angleterre | 386 |
| Hodder & Stoughton | Angleterre | 688 |
| Hodderscape | Angleterre | 85 |
| Hoëbeke | France | 151 |
| Hofenberg | Allemagne | 1 |
| Hoffmann und Campe | Allemagne | 2 |
| Hogarth Press | Angleterre | 21 |
| Hoi | Suède | 1 |
| Holiday House | | 19 |
| Holmes & Meier | Etats-Unis | 1 |
| Holt Children's / Macmillan | Etats-Unis | 5 |
| Holt, Rinehart and Winston | Etats-Unis | 2 |
| Holy Ghost Writer | | 1 |
| Homard | France | 3 |
