ONALVI SIERRA
| COUNTRY : | Colombia |
| RECORD : | 25-6-1 (22 KO's) |
| KO's : | 68.75 % |
| BORN : | 11-13-1987 |
| AGE : | 38 |
FIGHTS
| TKO 2 | DANIEL ESPANA | WELTERWEIGHT | 2024-03-13 | Colombia |
| KO 1 | PLACIDO RAMIREZ | WELTERWEIGHT | 2023-06-25 | Colombia |
| KO 2 | JEZREEL CORRALES | LIGHTWEIGHT | 2019-04-29 | |
| UD 10 | EZEQUIEL VICTOR FERNANDEZ | SUPER FEATHERWEIGHT | 2013-04-26 | Argentina |
