Juan David Sierra (El Terrible) boxer
- bouts
- 8
- won
- 6
- lost
- 1
- draw
- 1
- Status
- inactive
- Division
- featherweight
- Debut
- 2008-04-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Mexico
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 2014-12-03 | Juan Ocura | WWWWLW | Arena El Jefe, Monterrey | WIN Split-decision |
| 2012-08-24 | Fernando Torres | LWLWLL | Auditorio Municipal Milo Martínez de la Rosa, Castanos | DRAW Majority decision |
| 2011-05-20 | Fidel Alcantar | WLWWLW | Gimnasio Auditorio Jorge Campos, La Paz | WIN Unanimous decision |
| 2010-06-26 | Bryan Vasquez | WWWWWW | Gimnasio German Evers, Mazatlan | LOST Technical knockout |
| 2010-01-16 | Eliud Flores | WWWWL | Auditorio Centenario, Gomez Palacio | WIN Technical knockout |
| 2008-11-29 | Wendell Codere | WLL | Gimnasio municipal José López Portillo , Ciudad Acuna | WIN KO |
| 2008-10-03 | Carlos Flores | L | Arena Coliseo, Monterrey | WIN KO |
| 2008-04-26 | Neftali Perez | LLLLL | Monclova | WIN KO |