Sergio Sierra boxeador
- luta
- 6
- vitória
- 2
- derrota
- 2
- empate
- 2
- Estado
- inactive
- divisão
- lightweight
- Estreia
- 1988-06-16
- Altura
- -
- Alcance
- -
- Idade
- -
- Born
- 1967-04-04
- Death
- -
- Nascimento
- USA
| Data | Adversário | Últimos resultados dos adversários | Lugar | Resultado |
|---|---|---|---|---|
| 1996-06-07 | Jaime Balboa | WLLLLL | Monterrey | LOST KO |
| 1993-05-15 | Raymond Flores | LLLLWW | Carrizo Springs | DRAW Points |
| 1993-01-19 | Jamie Hernandez | debut | La Villa Real Convention Center, McAllen | WIN Technical knockout |
| 1991-03-22 | Angel Cintron | L | Jai Alai Fronton, Miami | DRAW Points |
| 1989-04-10 | Juan Aldape | debut | Memorial Coliseum, Corpus Christi | LOST Points |
| 1988-06-16 | Noel Rodriguez | debut | Marriott Market Center, Dallas | WIN Technical knockout |