Roberto Alonso boxer
- bouts
- 2
- won
- 1
- lost
- 1
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1941-05-28
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Cuba
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1946-09-14 | Jorge Canovas | LW | Havana | WIN KO |
| 1941-05-28 | Melquiades Diaz | debut | Havana | LOST Points |