| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 341 | Gairbhith | Gaelic | Rough. | M | |
| 342 | Galaway | Gaelic | Of the strange Gauls. | M | |
| 343 | Galchobhar | Gaelic | Eager helper. | M | |
| 344 | Galen | Gaelic | Tranquil. | M | |
| 345 | Gall | Gaelic | Stranger. | M | |
| 346 | Gallagher | Gaelic | Eager helper. | M | |
| 347 | Gallgaidheal | Gaelic | Of the strange Gauls. | M | |
| 348 | Galloway | Gaelic | Of the strange Gauls. | M | |
| 349 | Galvin | Gaelic | White. | M | |
| 350 | Galway | Gaelic | Of the strange Gauls. | M | |
| 351 | Galyn | Gaelic | Tranquil. | M | |
| 352 | Gannie | Gaelic | Fair skinned. | M | |
| 353 | Gannon | Gaelic | Fair skinned. | M | |
| 354 | Gaothaire | Gaelic | Free wind. | M | |
| 355 | Garbhach | Gaelic | Rough. | M | |
| 356 | Garbhan | Gaelic | Rough. | M | |
| 357 | Garvey | Gaelic | Rough. | M | |
| 358 | Gaylen | Gaelic | Tranquil. | M | |
| 359 | Gayner | Gaelic | Son of the blond man. | M | |
| 360 | Gaynor | Gaelic | Son of the blond man. | M | |