Billy Sierra boxer
- bouts
- 2
- won
- 1
- lost
- 1
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1946-06-24
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1946-09-30 | Ray Thomas | WLDDDL | Whittier Arena, Pico | LOST KO |
| 1946-06-24 | Levi Board | LLLLWL | Santa Barbara | WIN KO |