| Gunnarr | | - | Ancient Scandinavian, Norse Mythology | |
| Gunnr | | - | Norse Mythology | |
| Gwalchmei | | - | Welsh Mythology | |
| Gwenhwyfar | | - | Welsh Mythology, Arthurian Romance | |
| Gwydion | | - | Welsh Mythology | |
| Hadad | | - | Near Eastern Mythology | |
| Hades | | HAY-deez (English) | Greek Mythology (Latinized) | |
| Hagano | | - | Ancient Germanic, Germanic Mythology | |
| Hagen (1) | | HAH-gen | German, Germanic Mythology | |
| Halcyone | | - | Greek Mythology (Latinized) | |
| Halkyone | | - | Greek Mythology | |
| Harmonia | | - | Greek Mythology | |
| Hathor | | HAHTH-awr (English) | Egyptian Mythology (Hellenized) | |
| Haurvatat | | - | Persian Mythology | |
| Hebe | | HEE-bee (English) | Greek Mythology | |