| Abbreviation | Definition |
|---|---|
| WTTL | Wetzel Tyler Track League |
| WTTLC | Wetzel Tyler Track League Championship |
| WTTS | Walton-on- Thames Training & Sports |
| WTTT | Weightlifting & Training in Tyne Tees |
| WTTU | World Traditional Taekwondo Union |
| WTU | Weight Trainers United |
| WTU | Whitetails Unlimited |
| WTUK | Warrington Trials U K |
| WTW | White Trash Wakeboarding |
| WTW | White Trash Wrestling |
| WTW | Who's The Winner |
| WTW | Who's The Winner? |
| WTW | World Title Wrestling |
| WTWA | West Texas Wrestling Association |
| WTWA | White Trash Wrestling Alliance |
| WTWE | World Title Wrestling Entertainment |
| WTWF | White Trash Wrestling Federation |
| WTWG | Wagering Technology Working Group |
| WTWT | White Trash Wakeboard Tournament |
| WTYF | Warren Township Youth Football |