| Abbreviation | Definition |
|---|---|
| WYC | Wyandotte Yacht Club |
| WYCCT | Waikiki Yacht Club Canoe Team |
| WYTC | Whortonsville Yacht & Tractor Club |
| YACHT | Yachting |
| YBW | Yachting and Boating World |
| YCA | Yachting Club of America |
| YCG | Yacht Consulting Group |
| YCL | Yacht Council Limited |
| YCO | Yacht Club Olivos |
| YCR | Yacht Crew Register |
| YCT | Yacht Crew Training |
| YDW | Yacht Damage Waiver |
| YFH | Yacht Floor Heating |
| YIT | Yachts in Transit |
| YJA | Yachting Journalists Association |
| YKP | Yacht Club of Poland |
| YNZ | Yachting New Zealand |
| YPI | Yachting Partners International |
| YPY | Young Professionals In Yachting |
| YRA-SFB | Yacht Racing Association of San Francisco Bay |