| Guiomar | | gee-oo-MAR (Portuguese), gee-o-MAHR (Spanish) | Portuguese, Spanish, Arthurian Romance | |
| Gulbrand | | - | Norwegian (Rare), Danish (Rare) | |
| Gulbrandr | | - | Ancient Scandinavian | |
| Gulisa | | - | Georgian | |
| Gull | | - | Swedish, Norwegian, Danish | |
| Gulla | | - | Ancient Scandinavian | |
| Gulnar | | - | Kazakh, Azerbaijani | |
| Gulnara | | - | Kazakh, Azerbaijani, Kyrgyz | |
| Gulnaz | | - | Kazakh, Georgian, Urdu | |
| Gulshan | | - | Indian, Hindi, Urdu | |
| Gumarich | | - | Ancient Germanic | |
| Gunda | | GUWN-dah (German) | German, Swedish, Norwegian, Danish, Ancient Germanic | |
| Gundahar | | - | Ancient Germanic, Germanic Mythology | |
| Gundhram | | - | Ancient Germanic | |
| Gundisalvus | | - | Ancient Germanic (Latinized) | |