RSR
The abbreviation RSR stands for:
- Radio Suisse Romande , the French-speaking public radio station in Switzerland
- Spelling reform
- Realschulrektor , see Realschule
- Government school board
- RennSport racing cars , Porsche racing cars without road approval , see Porsche # Porsche nomenclature
- Republica Socialistă România , see Socialist Republic of Romania
- in Freemasonry for the Rectified Scottish Rite (since 1782 the name of the earlier Strict Observance )
- En Route Surveillance Radar , see Radar # “En Route” radar
RSR as a distinguishing mark on license plates:
- Poland: Powiat Strzyżowski in the Subcarpathian Voivodeship
