James Mattos boxer
- bouts
- 34
- won
- 9
- lost
- 22
- draw
- 3
- Status
- inactive
- Division
- welterweight
- Debut
- 1951-10-01
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1955-10-01 | Bobby Barksdale | debut | Arena, Boston | LOST Technical knockout |
| 1955-09-15 | Gaston Roy | WWLWWW | Portland | WIN Points |
| 1955-06-20 | Cisco Holly | LWWWWW | Arcadia Ballroom, Providence | LOST Points |
| 1955-05-23 | Eddie Connors | WWWWWD | Maple Arena, Brockton | LOST Technical knockout |
| 1955-04-11 | Bobby Murphy | WWWW | Maple Arena, Brockton | LOST Technical knockout |
| 1955-03-21 | Butsy Gallant | WWDDLL | Maple Arena, Brockton | LOST Points |
| 1954-11-15 | Izzy Angelo | WWLLWW | Arcadia Ballroom, Providence | LOST Points |
| 1954-09-30 | Toby Silvia | WLWWLL | Mechanics Building, Boston | WIN Unanimous decision |
| 1954-05-10 | Al Frias | LWWWLL | Arcadia Ballroom, Providence | WIN KO |
| 1954-03-04 | Chico Rocha | WWWD | Casino, Fall River | LOST Points |
| 1954-02-18 | Chico Rocha | WWW | Casino, Fall River | DRAW Points |
| 1954-02-08 | Pat Caddick | WW | Arcadia Ballroom, Providence | LOST Split-decision |
| 1954-01-28 | Gus Monteverde | WDLD | Worcester | LOST Unanimous decision |
| 1954-01-14 | Bob Carrington | LWLLDW | Worcester | WIN Technical knockout |
| 1953-12-17 | Gus Monteverde | WDL | Worcester | DRAW Points |
| 1953-12-03 | Rance Wright | LL | Worcester | LOST Points |
| 1953-11-12 | Jimmy DeForest | WLWWDW | Worcester | WIN Points |
| 1953-11-05 | Buddy Cochrane | W | Worcester | LOST Points |
| 1953-10-29 | Rudy Hilson | W | Worcester | WIN Points |
| 1953-10-22 | Gus Monteverde | debut | Mechanics Hall, Worcester | LOST Points |
| 1952-11-24 | Paul Holman | W | Arena, Boston | LOST Technical knockout |
| 1952-10-27 | Gordon Perry | W | Rhode Island Auditorium, Providence | LOST Technical knockout |
| 1952-08-11 | Jimmy Smith | WW | Boston Garden, Boston | LOST Corner retirement |
| 1952-06-30 | Jimmy Smith | W | Boston Garden, Boston | LOST Unanimous decision |
| 1952-04-21 | Sonny Colon | LLWWL | Boston Garden, Boston | DRAW Points |
| 1952-02-28 | Frankie Dell | WLWLWW | Boston Garden, Boston | LOST Unanimous decision |
| 1952-01-28 | Cliff Hutchinson | WWWWWW | Boston Garden, Boston | LOST Unanimous decision |
| 1952-01-14 | Cliff Hutchinson | WWWWWW | Boston Garden, Boston | LOST Unanimous decision |
| 1951-12-27 | Willie Woods | WDLLLL | Mechanics Hall, Worcester | LOST Points |
| 1951-12-13 | Eddie Silvia | WLLLLW | Page Arena, New Bedford | LOST Points |
| 1951-12-06 | Jeffro Moore | debut | Page Arena, New Bedford | WIN Technical knockout |
| 1951-12-03 | Freeman King | DWWWLD | Rhode Island Auditorium, Providence | LOST KO |
| 1951-10-15 | Walter Gomes | LLDWLL | Rhode Island Auditorium, Providence | WIN Points |
| 1951-10-01 | Billy Trent | debut | Mechanics Building, Boston | WIN Split-decision |