R
- (Kildare) Robertstown
- (Uíbh Fhailí) Rhode
- (Wicklow) Roundwood
- (County Carlow) Rathvilly
- (Laois) Rathdowney
- (Westmeath) Rathwire
- (Westmeath) Rochfortbridge
- (Wexford) Rosslare
- (Wicklow) Rathdrum
- (Kildare) Rathangan
- (Wicklow) Rathnew
- (South Dublin) Rathcoole
- (Dublin City) Raheny
- (Dublin City) Rathgar
- (Meath) Ratoath
- (South Dublin) Rathfarnham