| Abbreviation | Definition |
|---|---|
| RNR | Right aNd Republican |
| RNU | Republican Network for Unity |
| RNU | Republican Network for Untruthfulness |
| ROC | Regional Organizing Convention |
| ROC | Return Our Constitution |
| ROC | Right Of Center |
| ROFL | Ronald Orump For Life |
| ROLCON | ROLeplay as CONservatives |
| RON | Re-Open Nominations |
| ROSS | Run Out Skagit Spoilers |
| ROWT | Republicans Of Wheeling Township |
| ROYG | Republic Of Yemen Government |
| RP | Reform Party |
| RP | Republican Party |
| RP | Ron Paul |
| RPAC | Rpacrealtor Political Action Committee |
| RPAG | Republican Prisoners Action Group (Ireland) |
| RPC | Republican Policy Committee |
| RPCC | Republican Party of Cuyahoga County |
| RPDC | Republican Party of Dane County |