| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Daar Bridge | city | Ireland | 52.47 | -9.07 | 236 | 6234 | |
| Dabhach Uisce | city | Galway | Ireland | 53.28 | -8.97 | 3 | 17904 |
| Daggan | city | Cavan | Ireland | 54.03 | -7.37 | 255 | 8106 |
| Daingean | city | Offaly | Ireland | 53.30 | -7.29 | 278 | 1972 |
| Daingean Uí Chúis | city | Kerry | Ireland | 52.14 | -10.27 | 124 | 2664 |
| Dalgin | city | Galway | Ireland | 53.63 | -8.87 | 173 | 1518 |
| Dalkey | city | Dun Laoghaire-Rathdown | Ireland | 53.28 | -6.10 | 0 | 67045 |
| Dalligan Bridge | city | Ireland | 52.17 | -7.59 | 1095 | 1119 | |
| Dallyhaysy | city | Fingal | Ireland | 53.60 | -6.23 | 154 | 11092 |
| Daly's Cross Roads | city | Cork | Ireland | 52.04 | -8.57 | 830 | 1366 |
| Daly's Cross Roads | city | Cork | Ireland | 52.11 | -8.09 | 242 | 1393 |
| Daly’s Cross Roads | city | Cork | Ireland | 52.04 | -8.57 | 830 | 1366 |
| Daly’s Cross Roads | city | Cork | Ireland | 52.11 | -8.09 | 242 | 1393 |
| Damastown | city | Fingal | Ireland | 53.56 | -6.30 | 295 | 2658 |
| Damerstown | city | Kilkenny | Ireland | 52.77 | -7.22 | 830 | 3122 |
| Damhliag | city | Meath | Ireland | 53.66 | -6.42 | 114 | 5661 |
| Damma | city | Kilkenny | Ireland | 52.63 | -7.34 | 328 | 3681 |
| Damma Lower Cross Roads | city | Kilkenny | Ireland | 52.63 | -7.32 | 285 | 6590 |
| Dan Lerė | city | Dun Laoghaire-Rathdown | Ireland | 53.29 | -6.13 | 3 | 86030 |
| Dandlestown | city | Meath | Ireland | 53.71 | -6.96 | 344 | 1775 |
| Dandolkas | city | Lu | Ireland | 54.00 | -6.42 | 3 | 33576 |
| Danerville | city | Ireland | 52.47 | -8.28 | 830 | 1852 | |
| Danesfort | city | Kerry | Ireland | 52.04 | -9.47 | 236 | 9974 |
| Danesfort | city | Cork | Ireland | 52.10 | -8.72 | 830 | 2236 |
| Danesfort | city | Cavan | Ireland | 53.99 | -7.43 | 249 | 2838 |
| Dangamnore | city | Kilkenny | Ireland | 52.49 | -7.29 | 226 | 1573 |
| Dangan | city | Cork | Ireland | 51.97 | -8.03 | 364 | 1726 |
| Dangan | city | Kilkenny | Ireland | 52.32 | -7.17 | 160 | 3728 |
| Dangan Bridge | city | Kilkenny | Ireland | 52.33 | -7.16 | 154 | 3422 |
| Dangan Ville | city | Clare | Ireland | 52.85 | -8.80 | 305 | 1495 |
| Dangan's Bridge | city | Laois | Ireland | 53.12 | -7.27 | 347 | 4306 |
| Danganandargan | city | Ireland | 52.48 | -7.96 | 252 | 1840 | |
| Dangananella | city | Clare | Ireland | 52.71 | -9.45 | 16 | 1517 |
| Danganmore | city | Mayo | Ireland | 53.87 | -9.13 | 255 | 1880 |
| Dangans | city | Laois | Ireland | 53.12 | -7.28 | 364 | 5183 |
| Danganville Bridge | city | Ireland | 52.49 | -9.09 | 337 | 5511 | |
| Dangan’s Bridge | city | Laois | Ireland | 53.12 | -7.27 | 347 | 4306 |
| Dansefort Cross Roads | city | Kilkenny | Ireland | 52.58 | -7.24 | 213 | 3725 |
| Darby's Bridge | city | Kerry | Ireland | 52.01 | -10.10 | 830 | 347 |
| Darbystown | city | Kilkenny | Ireland | 52.40 | -7.08 | 830 | 1155 |
| Darby’s Bridge | city | Kerry | Ireland | 52.01 | -10.10 | 830 | 347 |
| Darcy's Cross Roads | city | Wicklow | Ireland | 52.79 | -6.63 | 354 | 1175 |
| Darcy’s Cross Roads | city | Wicklow | Ireland | 52.79 | -6.63 | 354 | 1175 |
| Dardistown | city | Meath | Ireland | 53.65 | -6.32 | 288 | 8876 |
| Dardistown | city | Fingal | Ireland | 53.42 | -6.24 | 52 | 140152 |
| Dardistown | city | An Iarmhi | Ireland | 53.57 | -7.14 | 413 | 1829 |
| Darling Hill | city | Cork | Ireland | 52.12 | -8.73 | 232 | 2483 |
| Darragh | city | Clare | Ireland | 52.79 | -9.06 | 255 | 4018 |
| Darragh Bridge | city | Ireland | 52.31 | -8.41 | 830 | 1510 | |
| Darraghlan | city | Monaghan | Ireland | 54.18 | -6.96 | 830 | 4456 |
| Darraragh | city | Mayo | Ireland | 54.13 | -9.79 | 209 | 531 |
| Darrary | city | Cork | Ireland | 51.63 | -8.87 | 101 | 5628 |
| Darrylahan | city | Mayo | Ireland | 53.92 | -9.29 | 324 | 2377 |
| Dartan | city | Donegal | Ireland | 54.75 | -7.65 | 830 | 2471 |
| Darú | city | Laois | Ireland | 52.84 | -7.39 | 314 | 2114 |
| Davidstown | city | Kilkenny | Ireland | 52.32 | -7.06 | 249 | 3887 |
| Davidstown | city | Wexford | Ireland | 52.34 | -6.56 | 275 | 5514 |
| Davidstown | city | Wexford | Ireland | 52.36 | -6.63 | 213 | 2581 |
| Davidstown | city | Wexford | Ireland | 52.48 | -6.65 | 226 | 2477 |
| Davidstown | city | Wicklow | Ireland | 52.99 | -6.62 | 830 | 1178 |
| Davidstown | city | Kildare | Ireland | 53.07 | -6.83 | 830 | 2138 |
| Davmore | city | Ireland | 52.22 | -7.54 | 938 | 884 | |
| Dawn of Hope Bridge | city | Leitrim | Ireland | 54.20 | -8.08 | 830 | 528 |
| Dawros | city | Galway | Ireland | 53.56 | -9.96 | 82 | 989 |
| Dawros Beg | city | Galway | Ireland | 53.57 | -9.98 | 0 | 968 |
| Dawros Bridge | city | Kerry | Ireland | 51.86 | -9.63 | 121 | 1739 |
| Dawros More | city | Galway | Ireland | 53.56 | -9.96 | 82 | 989 |
| Dawson's Table | city | Ireland | 52.37 | -8.20 | 2509 | 935 | |
| Dawson’s Table | city | Ireland | 52.37 | -8.20 | 2509 | 935 |