Mariano Pineiro boxer
- bouts
- 12
- won
- 5
- lost
- 5
- draw
- 2
- Status
- inactive
- Division
- welterweight
- Debut
- 1951-04-28
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Puerto Rico
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1956-11-27 | Tony DiBiase | WWWWDW | Westchester County Center, White Plains | LOST Unanimous decision |
| 1956-06-25 | Manny Davis | LWLLW | St. Nicholas Arena, New York | WIN Points |
| 1955-08-08 | Buddy Jackson | WWWDDL | St. Nicholas Arena, New York | LOST Points |
| 1954-10-25 | Jay Anderson | WLLWLW | St. Nicholas Arena, New York | LOST Points |
| 1951-09-21 | Charley Wright | WLWWD | Madison Square Garden, New York | WIN Points |
| 1951-09-04 | Floro Hita | WLWLLL | Fort Hamilton Arena, Brooklyn | WIN Points |
| 1951-08-20 | Floro Hita | WWWLWL | Fort Hamilton Arena, Brooklyn | WIN Points |
| 1951-07-18 | Eddie Oliver | WWWWWW | Fort Hamilton Arena, Brooklyn | DRAW Points |
| 1951-05-25 | Rocky Brisebois | WWWLWL | Madison Square Garden, New York | LOST Points |
| 1951-05-21 | Mandy Leal | WLWDWW | Arena, Philadelphia | LOST Points |
| 1951-05-07 | Honey Elliott | LDWWWL | Arena, Philadelphia | DRAW Points |
| 1951-04-28 | Joe Klein | DWLDWW | Ridgewood Grove, Brooklyn | WIN KO |
