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- (Clare) Drumellihy
- (County Tipperary) Drumbane
- (Clare) Drumandoora
- (Kerry) Drommartin
- (County Cork) Dromleigh
- (County Tipperary) Dromineer
- (Limerick City and County Council) Dromin
- (County Cork) Dromagh
- (County Tipperary) Drom
- (Kerry) Drom
- (County Cork) Drishanebeg
- (County Cork) Drinagh
- (Kerry) Dreenagh
- (County Tipperary) Dovea
- (County Tipperary) Doonane
- (Clare) Doonaha
- (Kerry) Doon
- (Clare) Doolin
- (County Cork) Donoughmore
- (County Tipperary) Donohill
- (County Cork) Derrynacaheragh
- (Clare) Derrymore
- (Clare) Derreen
- (County Cork) Derreen
- (County Cork) Dernagree
- (Clare) Deer Island
- (Clare) Deenish Island
- (Kerry) Deelis
- (Kerry) Dawros Bridge
- (County Cork) Dangan