Guillermo Alonso boxer
- bouts
- 2
- won
- 0
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 1985-02-02
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Mexico
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1988-04-23 | Mariano Canete | debut | Mexico City | LOST KO |
| 1985-02-02 | Victor Rabanales | WLLLW | Arena Coliseo, Mexico City | LOST KO |