- Roy Wright
- Royal Alexandra Theatre
- Royal Alexandra Theatre
- Royal Astronomical Society of Canada
- Royal Bank Award for Canadian Achievement
- Royal Bank of Canada (RBC)
- Royal Canadian Academy of Arts
- Royal Canadian Air Force (RCAF)
- Royal Canadian Air Force
- Royal Canadian College of Organists/Collège royal canadien des organistes
- Royal Canadian Institute
- Royal Canadian Legion
- Royal Canadian Mint
- Royal Canadian Mounted Police (RCMP)
- Royal Canadian Naval Air Branch