Johnny Mazza boxer
- bouts
- 12
- won
- 4
- lost
- 5
- draw
- 2
- Status
- inactive
- Division
- welterweight
- Debut
- 1945-09-07
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1946-04-29 | Ralph Costello | WWLWWW | Columbus Hall, Stamford | WIN Points |
| 1946-04-22 | Joe Jennings | LW | Columbus Hall, Stamford | WIN Points |
| 1946-04-08 | Eskar Mosley | L | New Britain | NC No Contest |
| 1946-04-01 | Ralph Costello | LWWLW | Columbus Hall, Stamford | LOST Points |
| 1945-12-10 | Lou Castro | WWD | Columbus Hall, Stamford | DRAW Points |
| 1945-11-26 | Danny Ruggerio | L | Columbus Hall, Stamford | DRAW Points |
| 1945-10-29 | Dom Sasse | debut | Stanley Arena, New Britain | WIN Points |
| 1945-10-16 | Jimmy Corti | DLWLLL | Jersey City Gardens, Jersey City | LOST Points |
| 1945-10-02 | Joe Marmo | WWWWWW | Jersey City Gardens, Jersey City | WIN Points |
| 1945-09-24 | Frankie Palermo | debut | Stamford | LOST Points |
| 1945-09-18 | Dennis McCabe | LW | Jersey City Gardens, Jersey City | LOST Points |
| 1945-09-07 | Lou Castro | W | Municipal Stadium, Long Branch | LOST Points |