| Abbreviation | Definition |
|---|---|
| RBTA | Russian Business Travel Association |
| RBU | Russian Biathlon Union |
| RCAM | Russian Community Association of Massachusetts |
| RCDM | Russian Christian Democratic Movement |
| RCF | Russian Chess Federation |
| RCLM | Russian Congress of Laboratory Medicine |
| RCRS | Russian Circuit Racing Series |
| RCWP | Russian Communist Workers Party |
| RDIF | Russian Direct Investment Fund |
| REEC | Russian and Eastern European Club |
| REECAS | Russian, East European, and Central Asian Studies (program of study; University of Washington Jackso |
| REESP | Russian and East European Studies Program |
| RELD | Russian Elite Listen Deep |
| RERS | Russian Estonian Rail Services |
| RESW | Russian Embassy School in Washington, |
| RF | Russian Federation |
| RFBR | Russian Foundation for Basic Research |
| RFDF | Russian Flying Disc Federation |
| RFFR | Russian Fund for Fundamental Research |
| RFLS | Russian French Laser Symposium |