| Akronim | Penjelasan |
| R |
| R&D | Research and Development (Penyelidikan dan Pembangunan). |
| RA | Reinvestment Allowance. |
| Ra | [kimia] Radium (Radium). |
| RAM | Random Access Memory, Rating Agency of Malaysia. |
| RAPP | Repositori Aplikasi Perkongsian Pintar (Smart Partnership Application Repository). |
| Rat. | [kitab injil] Ratapan (Lamentations). |
| Rb | [kimia] Rubidium (Rubidium). |
| RCA | Radio Corporation of America. |
| RDA | Royal Dutch Airlines (Koninklijke Luchtvaart Maatschappij). |
| RDAs | Regional Development Authorities. |
| RDCs | Regional Distribution Centres. |
| RE | REgarding, Renewable Energy. |
| Re | [kimia] Rhenium (Renium). |
| REHDA | Real Estate and Housing Developers Association. |
| Rev. | [kitab injil] Revelation (Wahyu). |
| Rf | [kimia] Rutherfordium (Rutherfordium). |
| Rg | [kimia] Roentgenium (Roentgenium). |
| RGB | Red, Green, and Blue. |
| Rh | [kimia] Rhodium (Rodium). |
| RI | Republik Indonesia. |
| RIDA | Rural and Industrial Development Authority (Lembaga Kemajuan Perusahaan dan Kampung). |
| RIP | Rest In Peace. |
| RISDA | Rubber Industry Smallholder Development Authority. |
| r.l. | royal language (bahasa dalam), rude language (bahasa kasar). |
| RM | Ringgit Malaysia. |
| Rm. | [kitab injil] Roma (Romans). |
| RMKe-8 | Rancangan Malaysia Kelapan. |
| Rn | [kimia] Radon (Radon). |
| ROC | Registrar Of Companies, Republic Of China. |
| ROM | Read-Only Memory. |
| Rom. | [kitab injil] Romans (Roma). |
| RPG | Role Playing Games. |
| RPS | Racun Pembunuh Serangga (dichloro-diphenyl-trichloroethane). |
| RRI | Rubber Research Institute (Pusat Penyelidikan Getah). |
| RRIM | Rubber Research Institute of Malaysia. |
| RRJP | Rangka Rancangan Jangka Panjang. |
| RRP | Recommended Retail Price. |
| RSGC | Royal Selangor Golf Club. |
| RSS | Ribbed Smoke Sheet. |
| RSVP | Repondez S'il Vous Plait (French: please reply). |
| Rt. | [kitab injil] Rut (Ruth). |
| RTA | Regional Trade Agreement (Perjanjian Perdagangan Serantau). |
| RTM | Radio Televisyen Malaysia. |
| Ru | [kimia] Ruthenium (Rutenium). |
| Rut. | [kitab injil] Ruth (Rut). |
| RWCR | Risk-Weighted Capital Ratio (Nisbah Modal Berwajaran Risiko). |
| RX | Receive. |
