Regions of Ireland
- Dunsandle Station
- Dunsandle
- Dunree Head
- Dunran Castle
- Dunragh Middle Lough
- Dunragh Loughs
- Dunragh Lough
- Dunragh Beg Lough
- Dunquin
- Dunowen Head
- Dunowen
- Dunnycove Bay
- Dunneill River
- Dunnamaggan
- Dunmore Park
- Dunmore Head
- Dunmore Head
- Dunmore Head
- Dunmore East
- Dunmore Cottage
- Dunmore
- Dunmore
- Dunmanway
- Dunmanus Bay
- Dunmanus
- Dunlough Bay
- Dunloe Castle
- Gap of Dunloe
- Dunlewy Lough
- Dunlewy
- Dunleer
- Dunleckny Manor
- Dún Laoghaire
- Dunlavin
- Dunkitt
- Dunkineely
- Dunkettle Station
- Dunkerron Island West
- Dunkerron Islands
- Dunkerron Island East
- Dunkerron Harbour
- Dunkerron Castle
- Dunkerrin
- Dunkellin River
- Duniry River
- Duniry
- Dunhill Lodge
- Dunhill
- Dunheeda
- Dungourney
- Dungloe
- Dungeagan
- Dungarvan Harbour
- Dungarvan
- Dungarvan
- Dunganstown
- Dunfanaghy
- Dundrum House
- Dundrum
- Dundrum
- Dundonnell
- Dunderry
- Dunderrow
- Dundareirke Castle
- Dundalk Harbour
- Dundalk Bay
- Dundalk
- Duncormick Station
- Duncormick
- Duncannon Fort
- Duncannon
- Dunbulcaun Bay
- Dunbrody Castle
- Dunboyne
- Dunboy Castle
- Dunboden Park
- Dunbeacon
- Dunany Point
- Dunany House
- Dunamon Station
- Dunamon Castle
- Dunaff Head
- Dunaff
- Dunabrattin Head
- Duleek
- Duffur Rocks
- Duffry Hall
- Duff River
- Duff Hill
- Duffcarrick Rocks
- Duck Island
- Duck Island
- Ducketts Grove
- Ducalla Head
- Ducalla
- Dublin Harbour
- Dublin Castle
- Dublin Bay
- Dublin Bar
- Baile Átha Cliath
- Dublin
- Duarrigle Castle
- Duagh
- River Duag
- Dry Mills
- Drung Hill
- Drunganagh
- Drumsna Station
- Drumsna
- Drumsillagh House
- Drumshanbo
- Drumscor
- Drumroragh Lodge
- Drumree Station
- Drumone
- Dromod
- Drumnee Upper
- Drumnee Lower
- Drumnafinnila
- Drummin House
- Drummenny River
- Drumman
- Drumlish
- Drumlave
- Drumkeeran
- Druming
- Drum Hills
- Drumhillagh
- Drumhawnagh Station
- Lough Drumharlow
- Drumhallagh Lower
- Drumgriffin
- Drumfree
- Drumfin
- Drumellihy
- Drumdoe
- Drumderg
- Drumcullaun Lough
- Drumcree
- Drumcree
- Drumcondra
- Drumcollop
- Drumcoggy
- Drumcliff Bay
- Drumcliff
- Drumcarban
- Drumcar
- Drumcar
- Drumbologe
- Drumboe Castle
- Drumboe
- Drumbilla
- Drumbane
- Drumate Lodge
- Drumard House
- Drumanoo Head
- Drumandoora
- Drumalure
- Dromahair
- Drumady Lough
- Drum
- Drowes River
- Dromoland Castle
- Dromoghty Lough
- Drommartin
- Dromleigh
- Dromkeen Station
- Dromkeen House
- Dromiskin
- Dromin Junction Station
- Dromineer Castle
- Dromineer
- Drominagh House
- Dromina
- Dromin
- Dromin
- Dromcolliher
- Drombrow House
- Dromard House
- Dromard
- Dromaneen House
- Dromana House
- Dromana Forest
- Dromagh Castle
- Dromagh
- Drom
- Drom
- Drogheda
- Drish River
- Drishane Castle
- Drishanebeg
- Drishaghaun
- Dripsey
- Drinagh
- Drinagh
- Lough Drin
- Drin
- Drimoleague
- Drimmeen
- Drewstown Great