| Hvidovre | Hvidovre |
| Hvis Lyset Tar Oss | Hvis Lyset Tar Oss |
| Hwarang | Structures éducatives des Trois Royaumes |
| Hwicce | Hwicce |
| Hyacinthe Eléonore Klosé | Hyacinthe Klosé |
| Hyacinthe Rigaud | Hyacinthe Rigaud |
| Hyacinthus | Hyacinthus |
| Hyacinthus orientalis | Hyacinthus orientalis |
| Hyaena | Hyaena |
| Hyaena hyaena | Hyène rayée |
| Hyaenidae | Hyaenidae |
| Hyaenodon | Hyaenodon |
| Hyalospongiae | Hexactinellida |
| Hyde Park | Hyde Park |
| Hyderabad | Hyderâbâd |
| Hydnaceae | Hydnaceae |
| Hydnum | Hydnum |
| Hydnum repandum | Pied de mouton |
| Hydra | Hydre |
| Hydreliox | Hydreliox |
| Hydro-Man | Hydro-Man |
| Hydrodamalis gigas | Rhytine de Steller |
| Hydromys chrysogaster | Hydromys chrysogaster |
| Hydrophyllaceae | Hydrophyllaceae |
| Hydropotes inermis | Hydropotes inermis |
| Hydrospeed | Nage en eau vive |
| Hydrozoa | Hydrozoa |
| Hydrurga leptonyx | Léopard de mer |
| Hyemoschus aquaticus | Chevrotain aquatique |
| Hygrocybe | Hygrocybe |
| Hygrocybe coccinea | Hygrocybe cochenille |
| Hygrophoropsidaceae | Hygrophoropsidaceae |
| Hygrophoropsis | Hygrophoropsis |
| Hyksos | Hyksôs |
| Hyla | Hyla |
| Hyla arborea | Rainette verte |
| Hyla sarda | Hyla sarda |
| Hylobates lar | Gibbon à mains blanches |
| Hylobates moloch | Gibbon cendré |
| Hylobatidae | Gibbon |
| Hylocereus | Hylocereus |
| Hylochoerus meinertzhageni | Hylochoerus meinertzhageni |
| Hylte | Commune de Hylte |
| Hymenolepis nana | Hymenolepis nana |
| Hymenoptera | Hymenoptera |
| Hymni i Flamurit | Hymni i Flamurit |
| Hyneria lindae | Hyneria |
| Hyogo | Hyogo |
| Hyoscyamus niger | Hyoscyamus niger |
| Hyper-Threading | Hyper-Threading |
| Hyperborea | Hyperboréens |
| Hypericum perforatum | Millepertuis perforé |
| Hyperion | Hypérion |
| Hyperoodon ampullatus | Hyperoodon |
| HyperText Markup Language | Hypertext Markup Language |
| HyperTransport | HyperTransport |
| Hypervisor | Hyperviseur |
| Hypholoma | Hypholoma |
| Hypholoma fasciculare | Hypholome en touffe |
| Hypnerotomachia Poliphili | Hypnerotomachia Poliphili |
| Hypo Real Estate | Hypo Real Estate |
| Hypogeomys antimena | Hypogeomys |
| Hypostomus plecostomus | Pleco |
| HypoVereinsbank | HypoVereinsbank |
| HypoVereinsbank AG | HypoVereinsbank |
| Hypsilophodon foxii | Hypsilophodon |
| Hypsilophodontidae | Hypsilophodontidae |
| Hypsypops rubicundus | Hypsypops rubicundus |
| Hyracoidea | Hyracoidea |
| Hyracotherium | Hyracotherium |
| Hyrrokkin | Hyrrokkin |
| Hyrule | Hyrule |
