Johnny Rosko boxer
- bouts
- 6
- won
- 4
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- welter
- Debut
- 1931-07-13
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1934-06-28 | Frank Olejack | WLDLD | Freihofer Field, Phillipsburg | LOST |
| 1934-06-21 | Lew Toth | debut | Freihofer Field, Phillipsburg | WIN |
| 1934-03-26 | Frank Olejack | WLD | Coliseum, Bethlehem | WIN Points |
| 1933-02-16 | Walter Rata | D | Elks Club, Phillipsburg | DRAW |
| 1932-05-19 | Pete Poretta | DLLWWW | Freihofer Field, Phillipsburg | LOST KO |
| 1931-07-13 | Frankie Burns | LDWLWL | Liberty High School Stadium, Bethlehem | LOST Points |