William Prieto boxer
- bouts
- 13
- won
- 5
- lost
- 7
- draw
- 1
- Status
- inactive
- Division
- super middleweight
- Debut
- 2006-07-01
- Height
- 5′ 8″/173cm
- Reach
- -
- Age
- -
- Born
- 1983-07-31
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2012-11-03 | Phillip Jackson Benson | LWWWWW | Convention Center, Washington | LOST KO |
| 2011-08-12 | Anthony Ferrante | WWLLWW | Harrah's Philadelphia, Chester | LOST Corner retirement |
| 2011-04-09 | Henry Coyle | WWLWWW | Horseshoe Casino, Hammond | LOST Technical knockout |
| 2009-01-31 | Aaron Pryor Jr | WWWWWL | U.S. Bank Arena, Cincinnati | LOST KO |
| 2008-12-20 | Wayne Cooper | WWWWWD | Howard U Burr Arena, Washington | DRAW Points |
| 2007-09-13 | Isaac Rodrigues | WWWWWW | Genetti Manor, Dickson City | LOST Technical knockout |
| 2007-03-31 | Durrell Richardson | WWWWWW | Packard Music Hall, Warren | LOST Unanimous decision |
| 2007-03-10 | Jeremy Stauffer | WWWLDW | The Riveredge Hotel, Reading | WIN KO |
| 2007-03-03 | Eric Jarvis | WW | Chapparells Community Center, Akron | WIN KO |
| 2007-02-22 | Nate Adams | WW | Mountaineer Casino Racetrack and Resort, Chester | WIN Unanimous decision |
| 2006-07-26 | Peter Quillin | WWWWW | Hammerstein Ballroom, New York | LOST KO |
| 2006-07-07 | Jesse Blount | WW | Blue Horizon, Philadelphia | WIN Unanimous decision |
| 2006-07-01 | Boris Calizaya | debut | ABC Sports Complex, Springfield | WIN Unanimous decision |