Negro Calvera boxer
- bouts
- 8
- won
- 3
- lost
- 4
- draw
- 1
- Status
- inactive
- Division
- lightweight
- Debut
- 1957-04-30
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Mexico
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1958-09-03 | Lupe Garcia | LLWD | Fresnillo | LOST KO |
| 1958-03-20 | Rodolfo Diaz | WLLLWW | Arena Olímpico Laguna, Gomez Palacio | LOST KO |
| 1958-03-06 | Manuel Castro | WLWDDL | Arena Olímpico Laguna, Gomez Palacio | WIN Technical knockout |
| 1958-01-31 | Javier Valenzuela | L | Victoria de Durango | DRAW Points |
| 1958-01-18 | Toro Carranza | LLL | Fresnillo | LOST KO |
| 1957-06-04 | Sal Fierro | WWLWLL | Plaza de Toros, Ciudad Juarez | WIN Points |
| 1957-05-28 | Bobby Garcia | debut | Auditorio Municipal, Ciudad Juarez | LOST Technical knockout |
| 1957-04-30 | Rogelio Cortes | WLDLLW | Auditorio Municipal, Ciudad Juarez | WIN Technical knockout |