| Glaukos | | - | Greek Mythology | |
| Glooscap | | - | New World Mythology | |
| Goibniu | | - | Irish Mythology | |
| Goronwy | | - | Welsh, Welsh Mythology | |
| Govad | | - | Persian Mythology | |
| Govannon | | - | Welsh Mythology | |
| GrÁInne | | GRAWN-ya | Irish, Irish Mythology | |
| GrÍMhildr | | - | Norse Mythology, Ancient Scandinavian | |
| GrÓA | | - | Norse Mythology, Icelandic | |
| Grid | | GRID | Norse Mythology | |
| Grimhilt | | - | Ancient Germanic, Germanic Mythology | |
| Gu&Eth;RÚN | | - | Ancient Scandinavian, Norse Mythology, Icelandic | |
| Gudrun | | GOOD-roon (German) | Norse Mythology, Swedish, Norwegian, Danish, German | |
| Gundahar | | - | Ancient Germanic, Germanic Mythology | |
| Gunnar | | GOON-nahr (Swedish) | Swedish, Norwegian, Danish, Norse Mythology | |