Fermin Sierra boxer
- bouts
- 2
- won
- 0
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- lightweight
- Debut
- 1981-02-19
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- -
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1981-05-16 | Pedro Laza | LWWWW | Convention Center, Miami Beach | LOST Technical knockout |
| 1981-02-19 | Marcos Aguayo | W | San Juan | LOST KO |