| Abbreviation | Definition |
|---|---|
| RSYC | Royal Southampton Yacht Club (Ocean Village, England, UK) |
| RTYC | Royal Tay Yacht Club |
| RTYF | Ron Tough Yachting Foundation |
| RYA | Royal Yachting Association |
| RYAYO | Royal Yachting Association Yachtmaster Offshore |
| RYC | Rendezvous Yacht Club |
| RYC | Richmond Yacht Club |
| RYC | Riverside Yacht Club |
| RYC | Riverton Yacht Club |
| RYC | Rochester Yacht Club |
| RYC | Rockland Yacht Club |
| RYC | Rockport Yacht Club |
| RYC | Rogue Yacht Club |
| RYC | Royal Yacht Club |
| RYC-H | Royal Yacht Club Hollandia |
| RYD | Rogers Yacht Design |
| RYS | Royal Yacht Squadron |
| SBYC | Saginaw Bay Yacht Club |
| SMHIININTERNETOFTHINGS | Mju |
| SMP | SailingMarketplace |