R
- Racehorse Owners Association (ROA)
- Racing Association (RA)
- Radiological Society of SA (RSSA)
- Radiological Society of South Africa (RSSA)
- Rand Aid Association (RAA)
- Rand Hunters Association (RHA)
- Randburg Chamber of Commerce & Industry (RCCI)
- Randfontein Publicity Association (RPA)
- Rape Crisis (RC)
- Rapid Product Development Association of South Africa (RAPDASA)
- Reach for Recovery Breast Cancer Support Group (R4R)
- Read Educational Trust (RET)
- Real Estate Business Owners of South Africa (REBOSA)
- Recording Industry of South Africa (RISA)
- Red Meat Abbatoir Association (RMAA)
- Red Meat Industry Forum (RMIF)
- Red Meat Producers’ Organisation (RMPO)
- Red Poll Cattle Breeders’ Society of South Africa (RPCBSSA)
- Redirile Taxi Association (RTA)
- Register of Exercise Professionals South Africa (REPSSA)
- Rehabilitation Association for Injured Workers ()
- Renal Care Society of South Africa (RCSSA)
- Responsible Fisheries Alliance (RFA)
- Responsible Packaging Management Association of South Africa (RPMASA)
- Restaurant Association of South Africa (RASA)
- Retail Motor Industry Organisation (RMI)
- Retailer’s Liaison Committee (RLC)
- Retina South Africa (RSA)
- Rhodes University Canoe Club (RUCC)
- Rice Growers` Association ()