| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Diamond | city | | Ireland | 53.9333333 | -6.8333333 | 462 | 3189 |
| Digby Bridge | city | Cill Dara | Ireland | 53.2616667 | -6.7075 | 298 | 7152 |
| Dillonstown Cross | city | County Louth | Ireland | 53.8663889 | -6.3413889 | 52 | 8365 |
| Dingle | city | Ciarrai | Ireland | 52.1408333 | -10.2688889 | 124 | 1773 |
| Dinin Bridge | city | Cill Chainnigh | Ireland | 52.7163889 | -7.2911111 | 223 | 3301 |
| Dirtane | city | Ciarrai | Ireland | 52.395 | -9.8336111 | 104 | 1201 |
| Diseart Diarmada | city | Cill Dara | Ireland | 52.9088889 | -6.8422222 | 508 | 6543 |
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