William Viera boxer
- bouts
- 11
- won
- 3
- lost
- 7
- draw
- 1
- Status
- inactive
- Division
- lightweight
- Debut
- 1958-05-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Puerto Rico
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1960-04-05 | Vince Cala | WW | Memorial Auditorium, Buffalo | LOST KO |
| 1960-02-15 | Jerry Terry | DDWLWL | Academy of Music, New York | LOST Split-decision |
| 1960-02-08 | Tony Santana | LWWDLW | Academy of Music, New York | LOST Points |
| 1959-03-20 | Dick DiVeronica | WWWWWW | Madison Square Garden, New York | LOST Points |
| 1959-02-06 | Jack Smith | LLLD | Madison Square Garden, New York | LOST Points |
| 1959-01-02 | Julio Santiago | DWDWW | Madison Square Garden, New York | LOST Points |
| 1958-12-15 | Tommy Hussain | debut | St. Nicholas Arena, New York | WIN Points |
| 1958-12-04 | Jack Smith | LLL | Sunnyside Garden, Sunnyside, Queens | DRAW Points |
| 1958-11-17 | Rocky Fischetti | LW | St. Nicholas Arena, New York | WIN Technical knockout |
| 1958-07-14 | Jimmy Cacalis | debut | St. Nicholas Arena, New York | WIN Points |
| 1958-05-26 | Nino Malava | LLW | St. Nicholas Arena, New York | LOST Points |