Nelson Wilfredo Velazco (El Flaco / Willy) boxer
- bouts
- 19
- won
- 8
- lost
- 11
- draw
- 0
- Status
- inactive
- Division
- middleweight
- Debut
- 2003-09-24
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1979-12-09
- Death
- -
- Nationality
- Argentina
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2014-09-05 | Guillermo Miguel Angel Suarez | WWWLWW | Estadio del Centro, Cordoba | LOST Technical knockout |
| 2014-05-24 | Sergio Gaston Finetto | WLDLLW | Club Atenas, La Plata | LOST Points |
| 2013-12-28 | Juan Alberto Nicolas Cuellar | WLLLWL | Club Ferro Carril Oeste, Merlo | LOST Technical knockout |
| 2007-12-21 | Hector David Saldivia | WWWLWW | Estadio Socios Fundadores, Comodoro Rivadavia | LOST Corner retirement |
| 2007-10-27 | Alejandro Gustavo Falliga | LDWWLW | Ce.De.M. N° 2, Caseros | LOST Unanimous decision |
| 2007-10-12 | Elvio Matias Figueroa | LLWWDL | Gimnasio Pedro Estremador, San Carlos de Bariloche | WIN KO |
| 2007-06-23 | Walter Damian Diaz | WLWWWL | Estadio Delmi, Salta | LOST KO |
| 2007-03-17 | Pablo Daniel Medina | WDWWWW | Gimnasio Municipal, Pergamino | LOST Majority decision |
| 2006-09-02 | Americo Rodolfo Sagania | WWWWWW | Club Estadio Master, Gregorio de Laferrere | LOST Unanimous decision |
| 2006-02-25 | Nelson Linares | WWWWDW | Centro Recreacional Yesterday, Turmero | LOST KO |
| 2006-01-21 | Walter Acuna | WLLLLL | Club Estadio Master, Gregorio de Laferrere | WIN |
| 2005-07-13 | Cristian Pablo Gaston Ruiz | WLLLWL | Ce.De.M. N° 1, Caseros | WIN Unanimous decision |
| 2005-05-07 | Dante Heraldo Emiliano Hirschfeld | WWWWLL | Estadio Virgen de Lujan, Centenario | LOST Unanimous decision |
| 2005-03-20 | Jorge Andres Ferreira | LW | Ce.De.M. N° 2, Caseros | WIN Unanimous decision |
| 2004-09-17 | Martin Luciano Martinez | WWLLL | Ce.De.M. N° 1, Caseros | WIN Split-decision |
| 2004-04-17 | Ivan Marcelo Taberna | DWW | Estadio F.A.B., Buenos Aires | WIN Unanimous decision |
| 2004-03-20 | Martin Luciano Martinez | WWW | Estadio F.A.B., Buenos Aires | WIN Unanimous decision |
| 2004-02-14 | Avelino Virgilio Silveira | WWWLW | Club Atletico Mar del Plata, Mar del Plata | WIN Unanimous decision |
| 2003-09-24 | Claudio Anibal Olivera | LLW | Estadio F.A.B., Buenos Aires | LOST Majority decision |