Sergio Cornejo boxer
- bouts
- 14
- won
- 2
- lost
- 12
- draw
- 0
- Status
- inactive
- Division
- flyweight
- Debut
- 1987-10-09
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Mexico
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1994-03-25 | Alberto Cepeda | LLWLWW | Ciudad Juarez | LOST KO |
| 1992-10-03 | Harald Geier | WWWWWW | Vienna | LOST Points |
| 1992-08-29 | Andrea Mannai | WWWLWL | Hotel Setar, Quartu Sant'Elena | LOST Points |
| 1990-10-05 | Alejandro Gonzalez | WWWWLW | Guadalajara | LOST KO |
| 1990-05-04 | Jose Montiel | WWWWWL | Los Mochis | LOST Points |
| 1990-01-01 | Francisco Gonzalez | WWWLLL | Victoria de Durango | LOST Technical knockout |
| 1989-09-09 | Alberto Cantu | WWWLLL | LOST |
|
| 1989-08-20 | Giampiero Pinna | WWWLWW | Terracina | LOST Points |
| 1989-06-23 | Pepillo Morales | W | Reynosa | WIN Technical knockout |
| 1989-05-05 | Ricardo Mijares | WWLLLW | Arena Olímpico Laguna, Gomez Palacio | LOST KO |
| 1989-03-03 | Jose Montiel | WLWWWW | Lienzo Charro, Los Mochis | LOST KO |
| 1988-12-02 | Pedro Rabago | WWLWWL | Navojoa | LOST Points |
| 1988-04-30 | Armando Castro | WWLWWW | Mexico City | LOST KO |
| 1987-10-09 | Gonzalo Villalobos | WDWD | Guadalajara | WIN Split-decision |
