| Acronym | Definition |
|---|
| TBYC➣Thorpe Bay Yacht Club (UK) |
| TBYC➣Thunder Bay Yacht Club (Ontario, Canada) |
| TBYC➣Take Back Your City |
| TBYC➣Tawas Bay Yacht Club (Tawas City, Michigan) |
| TBYC➣Turgutreis Bodrum Yacht Club (Turkish Sailing Federation) |
| TBYC➣Twofold Bay Yacht Club (Australia) |