| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
| Gunther | Günther | Old High German | German | Words: fight / army, warrior | |
| Günther | Günther | Old High German | German | Words: fight / army, warrior | |
| Guntram | Guntram | Old High German | German | Words: fight / raven | |
| Guntur | Guntur | Malay | Malay | thunder | |
| Guo | Guo | Mandarin | Kanji symbol, Mandarin | country, nation | |
| Gurbaaz | Gurbaaz | Unknown | English, Indian | | |
| Gurvan | Gurvan | Breton | French, Breton | Words: assault | |
| Gus | August/Augusta | Latin | English | the august, the dignified | |
| Gust | Gustaf | Old Norse | Dutch | Words: goth / stick, staff | |
| Gustaaf | Gustaf | Old Norse | Dutch | Words: goth / stick, staff | |
| Gustaf | Gustaf | Old Norse | German, Scandinavian | Words: goth / stick, staff | |
| Gustas | August/Augusta | Latin | Lithuanian | the august, the dignified | |
| Gustav | Gustaf | Old Norse | German | Words: goth / stick, staff | |
| Gustave | Gustaf | Old Norse | English, French | Words: goth / stick, staff | |
| Gustavo | Gustaf | Old Norse | Portuguese, Spanish, Italian | Words: goth / stick, staff | #654 |
| Gustavo Henrique | Gustavo Henrique | Portuguese | Portuguese | | |
| Gustavs | Gustaf | Old Norse | Latvian | Words: goth / stick, staff | |
| Gustaw | Gustaf | Old Norse | Polish | Words: goth / stick, staff | |
| Gustl | August/Augusta | Latin | German | the august, the dignified | |
| Guus | August/Augusta | Latin | Dutch | the august, the dignified | |
| Guy | Guido | Old High German | French, English | Words: wood, forest | |
| Gwenael | Gwenaël/Gwenaëlle | Breton | French, Breton | Words: white, fair, shining / generous | |
| Gwenaël | Gwenaël/Gwenaëlle | Breton | French, Breton | Words: white, fair, shining / generous | |
| Gwendal | Gwendal | Celtic | French, Breton | white | |
| Gyles | Ägid | Old Greek | English | Words: oak | |
| György | Georg/Georgia | Old Greek | Hungarian | farmer, earthworker | |
| Gyula | Julius/Julia | Latin | Hungarian | Words: dedicated to Jupiter | |