Joao Rival boxer
- bouts
- 7
- won
- 0
- lost
- 6
- draw
- 1
- Status
- inactive
- Division
- lightweight
- Debut
- 1931-05-05
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Brazil
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1936-01-19 | Antonio Mesquita | WWDDWW | Campo do Friburgo F.C., Nova Friburgo | LOST Points |
| 1934-03-07 | Rodrigues Lima | W | Estadio Riachuelo, Río de Janeiro | LOST KO |
| 1932-06-04 | Armando Ragazzi | WWDLWW | Fluminense F.C. Estadio de Tennis, Río de Janeiro | LOST KO |
| 1932-04-02 | Alvaro Santos | LWWWLW | Fluminense F.C. Estadio de Tennis, Río de Janeiro | LOST KO |
| 1931-10-06 | Seraphim Cardoso | debut | Campo Passeio, Río de Janeiro | LOST Points |
| 1931-09-05 | Joe Assobrab | WWWWLW | Campo Riachuelo, Río de Janeiro | LOST Corner retirement |
| 1931-05-05 | Clarence Gibson | DLLLLL | Fluminense F.C. Estadio de Tennis, Río de Janeiro | DRAW Points |