| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Giantsgrave | city | Ireland | 52.39 | -7.75 | 249 | 13082 | |
| Gibbonstown | city | Meath | Ireland | 53.69 | -7.05 | 383 | 1175 |
| Gibraltar | city | Meath | Ireland | 53.52 | -6.63 | 295 | 2648 |
| Gibstown | city | Lu | Ireland | 53.97 | -6.43 | 29 | 23110 |
| Gibstown | city | Meath | Ireland | 53.71 | -6.74 | 203 | 5557 |
| Gibstown Demesne | city | Meath | Ireland | 53.71 | -6.75 | 196 | 4728 |
| Giles Quay | city | Lu | Ireland | 53.99 | -6.25 | 3 | 1459 |
| Gilloge Bridge | city | Clare | Ireland | 52.69 | -8.57 | 88 | 32444 |
| Gillstown | city | Meath | Ireland | 53.60 | -6.70 | 167 | 9834 |
| Gillstown Great | city | Meath | Ireland | 53.64 | -6.91 | 265 | 3282 |
| Gillstown Little | city | Meath | Ireland | 53.65 | -6.91 | 265 | 3282 |
| Ginnaloo | city | Cork | Ireland | 52.06 | -8.91 | 971 | 1188 |
| Ginnets Great | city | Meath | Ireland | 53.51 | -6.74 | 252 | 3663 |
| Ginnets Little | city | Meath | Ireland | 53.50 | -6.74 | 252 | 3663 |
| Ginnetts Great | city | Meath | Ireland | 53.51 | -6.74 | 252 | 3663 |
| Girley | city | Meath | Ireland | 53.66 | -6.92 | 272 | 3056 |