| Name | Gender | Meaning | Favorites |
| Greg | Boy | Vigilant watchman | |
| Gregg | Boy | Vigilant watchman | |
| Gregorio | Boy | Vigilant, Watchful | |
| Gregory | Boy | Vigilant watchman | |
| Gregson | Boy | Vigilant son | |
| Greta | Girl | Derived from margaret | |
| Gretchen | Girl | Form for margaret | |
| Griffin | Boy | Mythological beast | |
| Grigor | Boy | Vigilant watchman | |
| Grigori | Boy | Vigilant watchman | |
| Grihith | Boy | Accepted, Understood | |
| Griselda | Girl | Gray | |
| Grishma | Girl | Warmth | |
| Grover | Boy | From the grove | |
| Gryta | Girl | Pearl | |
| Gualtier | Boy | Derived from walter | |
| Gudakesha | Boy | The archer Arjuna | |
| Gudarz | Boy | A wise counsellor at the court of Iran, Father of Gev | |
| Guebers | Boy | Followers of ancient Persian religion | |
| Guenevere | Girl | Fair one | |
