Johnny Vierra boxer
- bouts
- 11
- won
- 3
- lost
- 7
- draw
- 1
- Status
- inactive
- Division
- welterweight
- Debut
- 1934-04-17
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1938-06-20 | Harold Toussint | LWWDWW | Civic Auditorium, San Jose | LOST KO |
| 1938-06-07 | Harold Toussint | DLWWDW | Civic Auditorium, San Jose | LOST Points |
| 1938-04-22 | R. Cartan | debut | Civic Auditorium, Watsonville | LOST Technical knockout |
| 1938-04-04 | Harold Toussint | LWDLWW | National Hall, San Francisco | DRAW Points |
| 1938-04-01 | Frankie Santos | LWDWLW | L-st Arena, Sacramento | LOST Technical knockout |
| 1938-03-28 | Eddie White | WWW | National Hall, San Francisco | WIN Technical knockout |
| 1938-03-18 | Danny Gonzalez | LDLWLL | Memorial Auditorium, Sacramento | WIN Technical knockout |
| 1938-02-28 | Modesto Massera | LWDWWW | National Hall, San Francisco | LOST Points |
| 1936-05-14 | Eddie Halligan | DWWDDW | L-st Arena, Sacramento | LOST KO |
| 1936-05-01 | Lou Daro | WLDWLW | L-st Arena, Sacramento | WIN KO |
| 1934-04-17 | Sammy Nicholas | LDWLLW | Forman's Arena, San Jose | LOST KO |