R
- (Wicklow) Rathcoyle
- (Wicklow) Rathduffbeg
- (County Carlow) Rathnalushhoge
- (County Carlow) Rathnagrew Upper
- (Wicklow) Rathmeague
- (Wicklow) Rathgorragh Lower
- (Wicklow) Rahaval
- (Wicklow) Raheenleagh
- (Wexford) Rathpierce Upper
- (Wexford) Rathoiercehill
- (Wicklow) Raherd
- (Wicklow) Rock Little
- (Wicklow) Rockbog
- (Wicklow) Rock Big
- (Wicklow) Rostygah
- (Wicklow) Raheen
- (Wicklow) Raheenglass
- (Wexford) Racecourse
- (Kildare) Redbog
- (County Carlow) Royaloak
- (Laois) Rossmore
- (Kilkenny) Rossinan
- (Meath) Ross Cross Roads
- (Meath) Ross
- (Laois) Rosenallis
- (Westmeath) Rosemount
- (Wexford) Rosbercon
- (Wicklow) Rodena Bridge
- (Westmeath) Rockland
- (Kilkenny) Rochestown