 U  |
| Ucw |
|
Ultimate Championship Wrestling
|
|
| Ufc |
|
Ultimate Fighting Championship
|
|
| Upw |
|
Ultimate Pro Wrestling
|
|
| Uscw |
|
United States Championship Wrestling
|
|
| Uswa |
|
United States Wrestling Association
|
|
| Uswf |
|
United States Wrestling Federation
|
|
| Uwa |
|
Universal Wrestling Association - Mexico
|
|
| Uwf |
|
Universal Wrestling Federation
|
|
| Uwfi |
|
Union of Pro Wrestling Force International
|
|
