Olegario Sierra boxer
- bouts
- 2
- won
- 0
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- featherweight
- Debut
- 1922-05-01
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Chile
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1931-01-17 | Miguel Diaz | debut | Teatro Reina Victoria, Santiago de Chile | LOST KO |
| 1922-05-01 | Stanislaus Loayza | WWWWWW | Iquique | LOST Points |