| Gillan | - | Gaelic Name | Gille-Eathain | - | Gaelic Name |
| Gilleabart | - | Scottish Name | Gillean | - | Gaelic Name |
| Gilleasbuig | - | Gaelic Name | Gillecriosd | - | Scottish Name |
| Gillen | - | Gaelic Name | Gillespie | - | Gaelic Name |
| Gilliam | - | Gaelic Name | Gillian | - | Gaelic Name |
| Gillivray | - | Scottish Name | Gillmore | - | Gaelic Name |
| Gillmour | - | Gaelic Name | Gilmat | - | Scottish Name |
| Gilmer | - | Scottish Name | Gilmore | - | Scottish Name |
| Gilmour | - | Gaelic Name | Giloh | - | Biblical Name |
| Gilroy | - | Irish Name | Gimbya | - | African Name |
| Gimzo | - | Biblical Name | Gin | - | Japanese Name |
| Gina | - | Italian Name | Ginath, Ginnetho | - | Biblical Name |
| Ginelle | - | Australian Name | Ginevra | - | Welsh Name |
| Ginger | - | English Name | Ginny | - | American Name |
| Gino | - | Italian Name | Ginton | - | Algerian Name |
| Gio | - | Italian Name | Gioia | - | Italian Name |
| Giollamhuire | - | Gaelic Name | Giollanaebhin | - | Gaelic Name |
| Gionni | - | English Name | Giordano | - | Italian Name |
| Giorgia | - | Italian Name | Giorsal | - | Gaelic Name |
| Giovanna | - | Hebrew Name | Giovanna | - | Italian Name |
| Giovanni | - | Italian Name |
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