| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
1551  | Doonbeg  An Dun Beag,An Dún Beag,Donbeg,Doonbeg,Dunbeg,donbeggu,Донбег,Дунбег,ドンベッグ | Ireland, Munster Clare | populated place population 272 | N 52° 43′ 50'' | W 9° 31′ 19'' |
| 1552 | Doonaha Doonaha,Dun Atha,Dún Átha | Ireland, Munster Clare | populated place | N 52° 37′ 24'' | W 9° 38′ 48'' |
| 1553 | Doon Doon,Dun,Dun Bleisce,Dún,Dún Bleisce | Ireland, Munster Limerick | populated place population 516 | N 52° 36′ 13'' | W 8° 14′ 40'' |
| 1554 | Doohooma Doohooma,Dumha Thuama | Ireland, Connacht County Mayo | populated place population 112 | N 54° 4′ 22'' | W 9° 56′ 24'' |
| 1555 | Doohamlet Doohamlat,Doohamlet,Duthamhlacht,Dúthamhlacht | Ireland, Ulster Monaghan | populated place population 287 | N 54° 7′ 35'' | W 6° 49′ 19'' |
| 1556 | Dooega Dooega,Dumha Eige,Dumha Éige | Ireland, Connacht County Mayo | populated place | N 53° 55′ 0'' | W 10° 2′ 0'' |
| 1557 | Doocharry An Ducharaidh,An Duchoraidh,An Dúcharaidh,An Dúchoraidh,Doocharry,Doochary | Ireland, Ulster Donegal | populated place | N 54° 54′ 23'' | W 8° 12′ 34'' |
| 1558 | Dooagh Dooagh,Dumha Acha | Ireland, Connacht County Mayo | populated place population 582 | N 53° 58′ 29'' | W 10° 7′ 32'' |
| 1559 | Donoughmore Domhnach Mor,Domhnach Mór,Donamor,Donoughmore,Донамор | Ireland, Munster Cork | populated place | N 51° 59′ 0'' | W 8° 45′ 0'' |
| 1560 | Donore Donore,Dun Uabhair,Dún Uabhair | Ireland, Leinster Meath | populated place population 760 | N 53° 41′ 35'' | W 6° 25′ 11'' |
| 1561 | Donohill Donohill,Dun Eochaille,Dún Eochaille,donohiru,ドノヒル | Ireland, Munster County Tipperary | populated place | N 52° 32′ 27'' | W 8° 8′ 48'' |
| 1562 | Doneraile Donaraile,Doneraile,Donerejl,Dun ar Aill,Dunerayl,Dún ar Aill,donararu,Донераиле,Донерейл,ドナラル | Ireland, Munster Cork | populated place population 780 | N 52° 13′ 0'' | W 8° 35′ 0'' |
| 1563 | Donard Donard,Dun Ard,Dunard,Dún Ard,Донард | Ireland, Leinster County Wicklow | populated place population 196 | N 53° 1′ 9'' | W 6° 36′ 53'' |
| 1564 | Donacarney Domhnach Cairnigh,Domhnach Cearnaigh,Donacarney,Donakarni,Донакарни | Ireland, Leinster Meath | populated place | N 53° 42′ 48'' | W 6° 16′ 45'' |
1565  | Doagh Isle Doagh Island,Doagh Isle,Isle of Doagh | Ireland, Ulster Donegal | peninsula | N 55° 18′ 0'' | W 7° 21′ 0'' |
| 1566 | Dingle Peninsula Corca Dhuibhne,Corcaguiney Peninsula,Corkaguiny,Dingl,Dingle Peninsula,Дингл | Ireland, Munster Co Kerry | peninsula | N 52° 11′ 0'' | W 10° 10′ 0'' |
| 1567 | Diamond Hill Bengooria,Binn Ghuaire,Diamond Hill,Diamond Mountain | Ireland, Connacht Galway | mountain elevation 442m | N 53° 32′ 52'' | W 9° 54′ 54'' |
| 1568 | Devilsmother Binn Gharbh,Devilsmother,Devilsmotkher,Magairli an Deamhain,Magairlí an Deamhain,Девилсмотхер | Ireland, Connacht Galway | mountain elevation 645m | N 53° 36′ 1'' | W 9° 38′ 22'' |
| 1569 | Derryveagh Mountains Derryveagh,Derryveagh Mountains,Derryveagh shan mai,Derryveagh-bjergene,Derryveaghfjella,Derryveaghf... | Ireland, Ulster Donegal | mountains | N 55° 1′ 0'' | W 8° 3′ 0'' |
| 1570 | Derrynasaggart Mountains Derrynasaggart,Derrynasaggart Mountains,Doire na Sagart,Doire na Sagart-Bergen | Ireland, Munster Co Kerry | mountains | N 51° 59′ 0'' | W 9° 14′ 0'' |
| 1571 | Derrew An Dithreabh,An Díthreabh,Derrew,Derru,Дерру | Ireland, Connacht Galway | populated place | N 53° 11′ 54'' | W 8° 18′ 0'' |
| 1572 | Delvin Dealbhna,Delvin,Delvinas,deruvuin,Делвин,デルヴィン | Ireland, Leinster County Westmeath | populated place population 740 | N 53° 36′ 38'' | W 7° 5′ 33'' |
| 1573 | Delgany Deilgne,Delgany | Ireland, Leinster County Wicklow | populated place | N 53° 7′ 51'' | W 6° 5′ 29'' |
| 1574 | Deer Island Deer Island | Ireland, Munster Clare | island | N 53° 11′ 0'' | W 9° 4′ 20'' |
| 1575 | Dartry Mountains Dartry Mountains,Dartry mendiak,Dartryfjella,Montanas Dartry,Montañas Dartry | Ireland, Connacht County Sligo | mountains | N 54° 20′ 0'' | W 8° 25′ 0'' |
| 1576 | Cushina Cois Eidhni,Cois Eidhní,Cushina | Ireland, Leinster County Offaly | populated place | N 53° 11′ 40'' | W 7° 9′ 55'' |
| 1577 | Curreeny Curreeny,Na Coirrini,Na Coirríní | Ireland, Munster County Tipperary | populated place | N 52° 43′ 40'' | W 8° 9′ 1'' |
| 1578 | Currans Curranes,Currans,Na Coirrini,Na Coirríní | Ireland, Munster Co Kerry | populated place | N 52° 12′ 0'' | W 9° 33′ 0'' |
| 1579 | Curlew Mountains Curlew Hills,Curlew Mountains | Ireland, | hills | N 54° 0′ 0'' | W 8° 20′ 0'' |
| 1580 | Culdaff Cuil Dabhcha,Culdaff,Cúil Dabhcha,Kaldaff,Калдафф | Ireland, Ulster Donegal | populated place population 237 | N 55° 17′ 0'' | W 7° 10′ 0'' |
| 1581 | Crusheen Croisin,Croisín,Crusheen | Ireland, Munster Clare | populated place population 543 | N 52° 56′ 22'' | W 8° 53′ 36'' |
| 1582 | Cruit Island An Chruit,Cruit Island,Oilean na Cruite,Oileán na Cruite | Ireland, Ulster Donegal | island | N 55° 1′ 50'' | W 8° 25′ 3'' |
| 1583 | Falcarragh An Fal Carrach,An Fál Carrach,Crossroads,Fal'karrag,Falcaragh,Falcarragh,Falkara,Falkarra,falkaragh,... | Ireland, Ulster Donegal | populated place population 860 | N 55° 8′ 0'' | W 8° 6′ 0'' |
| 1584 | Cross Point Cross Abbey Point,Cross Point | Ireland, Connacht County Mayo | point | N 54° 12′ 31'' | W 10° 4′ 59'' |
| 1585 | Crossdoney Cros Domhnaigh,Crossdoney | Ireland, Ulster Cavan | populated place | N 53° 57′ 10'' | W 7° 26′ 0'' |
| 1586 | Crossbarry Crois an Bharraigh,Cross Barry,Crossbarry,Kross-Barri,Кросс-Барри | Ireland, Munster Cork | populated place population 354 | N 51° 48′ 7'' | W 8° 38′ 42'' |
| 1587 | Crossabeg Crosabeg,Crossabeg,Krossabeg,Na Crosa Beaga,kurossabegu,Кроссабег,クロッサベグ | Ireland, Leinster County Wexford | populated place | N 52° 23′ 6'' | W 6° 29′ 43'' |
| 1588 | Crookstown An Baile Gallda | Ireland, Munster Cork | populated place population 245 | N 51° 50′ 33'' | W 8° 49′ 48'' |
| 1589 | Crookhaven An Cruachan,An Cruachán,Crookhaven,Krukkhejven,kurukkuhevun,Крукхейвен,クルックヘヴン | Ireland, Munster Cork | populated place | N 51° 28′ 6'' | W 9° 43′ 38'' |
| 1590 | Crookedwood Crookedwood,Taghmon,Tigh Munna | Ireland, Leinster County Westmeath | populated place | N 53° 36′ 11'' | W 7° 17′ 37'' |
| 1591 | Crolly Croithli,Croithlí,Crolly | Ireland, Ulster Donegal | populated place | N 55° 1′ 30'' | W 8° 15′ 39'' |
| 1592 | Croghan Mountain Croaghan Hill,Croghan Hill,Croghan Kinsella,Croghan Mountain,Croghan Mountains,Cruachan,Cruachán | Ireland, Leinster County Wexford | mountain elevation 606m | N 52° 47′ 43'' | W 6° 19′ 26'' |
| 1593 | Croagh Croagh,Croch,Cróch,Krua,Круа | Ireland, Munster Limerick | populated place population 216 | N 52° 32′ 0'' | W 8° 52′ 32'' |
| 1594 | Crinkill Crinkill,Crinkle,Crionchoill,Críonchoill,Krinkill,Кринкилл | Ireland, Leinster County Offaly | populated place population 682 | N 53° 4′ 38'' | W 7° 53′ 50'' |
| 1595 | Creggs Creggs,Kreggs,Na Creaga,Креггс | Ireland, Connacht County Roscommon | populated place | N 53° 36′ 0'' | W 8° 21′ 0'' |
| 1596 | Cregganbaun An Creagan Ban,An Creagán Bán,Cregganbaun | Ireland, Connacht County Mayo | populated place | N 53° 42′ 0'' | W 9° 49′ 0'' |
| 1597 | Creeslough An Craoslach,Creeslough,Krislokh,kurizurafu,Крислох,クリーズラフ | Ireland, Ulster Donegal | populated place population 410 | N 55° 7′ 23'' | W 7° 54′ 34'' |
| 1598 | Craughwell Cranghwell,Craughwell,Creachmhaoil,Krakhuehll,kuroueru,Крахуэлл,კრახუელი,クローウェル | Ireland, Connacht Galway | populated place population 769 | N 53° 13′ 34'' | W 8° 43′ 59'' |
| 1599 | Cratloe An Chreatalach,Cratloe,Kratlo,kurattoro,Кратло,クラットロー | Ireland, Munster Clare | populated place population 674 | N 52° 41′ 42'' | W 8° 45′ 35'' |
| 1600 | Craanford Ath an Chorrai,Craanford,Crannford,Kranford,Áth an Chorrái,Кранфорд | Ireland, Leinster County Wexford | populated place | N 52° 40′ 45'' | W 6° 23′ 30'' |
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