Joao Alves (Juan Barcellos) boxer
- bouts
- 50
- won
- 21
- lost
- 21
- draw
- 8
- Status
- inactive
- Division
- middleweight
- Debut
- 1927-02-05
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1909-02-16
- Death
- -
- Nationality
- Brazil
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1936-01-04 | Virgolino de Oliveira | WWLLWW | Estadio Brasil, Río de Janeiro | LOST Points |
| 1935-12-28 | Armando Moraes | LLLLWD | Estadio Brasil, Río de Janeiro | WIN Points |
| 1935-03-20 | Victor Manini | DLDLLW | Campinas | WIN KO |
| 1935-01-13 | Victor Manini | LDLDLL | Estádio da Floresta, Sao Paulo | LOST Points |
| 1934-09-08 | Angel Sobral | WWWDWL | Estadio Paulista, Sao Paulo | LOST Points |
| 1934-06-02 | Virgolino de Oliveira | LWWLDL | Estadio Paulista, Sao Paulo | DRAW Points |
| 1934-05-02 | Domingos Mangieri | W | Estadio Riachuelo, Río de Janeiro | LOST |
| 1934-02-16 | Hookie Jackson | LWLWWW | Mechanics Hall, Worcester | LOST Technical knockout |
| 1933-11-06 | Buster Price | WWLDL | North Street Rink, Salem | LOST Technical knockout |
| 1933-10-16 | Johnny Curcio | LWWLWW | Arena, Quincy | DRAW Points |
| 1933-10-02 | Johnny Clinch | WWWLWW | Valley Arena, Holyoke | LOST Points |
| 1933-08-29 | Ad Zachow | LWLWLW | Portland | LOST |
| 1933-08-14 | Charley Shimkus | LWL | Heywood Arena, West Springfield | WIN Split-decision |
| 1933-07-17 | Frankie Nelson | debut | Heywood Arena, West Springfield | WIN Technical knockout |
| 1933-07-12 | Young Sharkey | debut | Heywood Arena, West Springfield | WIN Technical knockout |
| 1933-06-26 | Johnny Clinch | WLWLWW | Heywood Arena, West Springfield | LOST Majority decision |
| 1933-06-13 | Tony Benito | LWLLLL | Crystal Lake | LOST Points |
| 1933-05-15 | Hookie Jackson | LLWDDW | Valley Arena, Holyoke | LOST Technical knockout |
| 1933-04-26 | Johnny Curcio | LLWWLW | Casino, Fall River | LOST Points |
| 1933-03-22 | Ernest Tettoni | LWLLWL | Casino, Fall River | WIN KO |
| 1933-03-02 | Al McCoy | DWWWWW | Boston Garden, Boston | LOST Points |
| 1933-02-03 | Johnny Rossi | LWWWWL | Boston Garden, Boston | LOST Points |
| 1933-01-20 | Johnny Rossi | DLWWWW | Boston Garden, Boston | WIN KO |
| 1932-12-19 | Jimmy Abbruzzese | LLWLWL | New Bedford | LOST Points |
| 1932-11-22 | Ray Lopez | WLLWLL | Casino, Fall River | WIN Points |
| 1932-10-11 | Les Urich | WWWWWW | Forman's Arena, San Jose | WIN Technical knockout |
| 1932-10-04 | George Levan | LDDLLL | Forman's Arena, San Jose | DRAW Points |
| 1932-09-14 | Don Harrington | DLLLDD | 10th Street Arena, Modesto | LOST Points |
| 1932-09-02 | Ted Johnson | LWLWWL | Stockton | WIN Technical knockout |
| 1932-08-23 | Don Harrington | WLDLLL | 10th Street Arena, Modesto | DRAW Points |
| 1932-08-10 | Kid Cuba | LLWLL | Auditorium, Oakland | DRAW Points |
| 1932-06-12 | Victor Manini | LWLWLW | Pavilhão Alcebiades, Sao Paulo | LOST Points |
| 1931-11-28 | Angelo Ledoux | LLWDDW | Colyseu Internacional de Box, Río de Janeiro | LOST Technical knockout |
| 1931-11-07 | Peter Johnson | LWWLLW | Estádio Urbano Caldeira, Santos | LOST Points |
| 1931-10-03 | Antonio Rodrigues | WWWWWW | Campo Riachuelo, Río de Janeiro | LOST Technical knockout |
| 1930-12-20 | Carlos Abate | debut | Montevideo | DRAW Points |
| 1929-05-15 | Domingo Espert | debut | Campo Riachuelo, Río de Janeiro | WIN KO |
| 1928-07-14 | Tobias Bianna | WLWWWL | Campo de Moraes e Silva, Río de Janeiro | DRAW Points |
| 1928-02-02 | Joao Calixto | debut | Campo Riachuelo, Río de Janeiro | DRAW Points |
| 1928-01-07 | Pedro Cardoso | LLLWL | Campo Riachuelo, Río de Janeiro | WIN |
| 1927-10-01 | Claudio Novelli | L | Campo Riachuelo, Río de Janeiro | WIN Points |
| 1927-08-22 | Silvano Costa | LWLDWD | Campo Riachuelo, Río de Janeiro | LOST Points |
| 1927-07-02 | Bernardino dos Santos | LLL | Campo Riachuelo, Río de Janeiro | WIN Technical knockout |
| 1927-06-18 | Henry Luiz | LWW | Campo Riachuelo, Río de Janeiro | WIN Technical knockout |
| 1927-05-28 | Ihsan Holbouni | debut | Campo Riachuelo, Río de Janeiro | WIN KO |
| 1927-05-14 | Cesar Augusto | LLLLW | Teatro Republica, Río de Janeiro | WIN Points |
| 1927-04-23 | Antonio Nicollela | L | Palacio Teatro, Río de Janeiro | WIN KO |
| 1927-04-02 | Bernardino dos Santos | L | Teatro Republica, Río de Janeiro | WIN KO |
| 1927-03-26 | Ozeas de Freitas | DWLLDL | Teatro Phenix, Río de Janeiro | WIN Points |
| 1927-02-13 | Silvano Costa | WLW | Teatro Republica, Río de Janeiro | LOST |
| 1927-02-05 | Cesar Augusto | LLL | Teatro Republica, Río de Janeiro | WIN Points |
