Johnny Duffy boxer
- bouts
- 5
- won
- 1
- lost
- 4
- draw
- 0
- Status
- inactive
- Division
- lightweight
- Debut
- 1906-01-25
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1921-10-25 | Al Keith | WWWLWW | Armory, Reading | LOST |
| 1921-04-01 | Jimmy Egan | WLWLW | Cambria A.C., Philadelphia | LOST |
| 1921-01-28 | Fred Turner | WWLLLW | Cambria A.C., Philadelphia | LOST |
| 1919-12-12 | Eddie Brown | WWL | Cambria A.C., Philadelphia | WIN |
| 1919-11-27 | KO Cuban | LLWWDL | Auditorium A.A., Philadelphia | WIN |
| 1919-02-07 | Johnny Burman | LL | Cambria A.C., Philadelphia | LOST |
| 1918-08-02 | Young Babe | W | Cambria Stadium, Philadelphia | WIN KO |
| 1917-02-23 | Charley Doyle | DWWWLW | Cambria A.C., Philadelphia | WIN |
| 1917-02-02 | Charley Doyle | WDWWWL | Cambria A.C., Philadelphia | LOST |
| 1916-12-25 | Morris Wolf | DWWWDL | Ryan A.C., Philadelphia | LOST |
| 1916-10-12 | Pete Hartley | WDWDLL | Unity Cycle Club, Lawrence | LOST KO |
| 1915-10-04 | Steve Latzo | DWWWLW | Tamaqua A.A., Tamaqua | LOST KO |
| 1915-09-20 | Young Jack O'Brien | DWLLWW | Olympia A.C., Philadelphia | LOST |
| 1915-03-22 | Jack Brazzo | LLWDDL | Tamaqua A.C., Tamaqua | WIN |
| 1914-08-31 | Eddie McAndrews | WLWDDW | Olympia A.C., Philadelphia | LOST |
| 1913-12-19 | Willie Moody | WLDLLD | Nonpareil A.C., Philadelphia | LOST |
| 1913-11-27 | Willie Moody | DWLDLL | Nonpareil A.C., Philadelphia | DRAW |
| 1913-10-17 | Jim Bonner | DDWDDL | Nonpareil A.C., Philadelphia | WIN |
| 1913-10-13 | Willie Herman | WWWWWL | Olympia A.C., Philadelphia | LOST |
| 1913-09-22 | Frankie Hart | WDLWLW | Olympia A.C., Philadelphia | WIN |
| 1913-09-12 | Willie Moore | DWWDWW | Nonpareil A.C., Philadelphia | WIN |
| 1913-07-04 | Pat Bradley | WLLLLW | Point Breeze Velodrome, Philadelphia | LOST |
| 1913-05-05 | Jimmy Moriarty | DWWLDD | Olympia A.C., Philadelphia | LOST |
| 1913-04-21 | Tommy Marengo | debut | Olympia A.C., Philadelphia | WIN |
| 1913-04-09 | Young Terry Martin | WWWDWW | Mishler Theatre, Altoona | DRAW |
| 1913-03-17 | Jimmy Coster | WWWWLL | Olympia A.C., Philadelphia | WIN |
| 1913-02-24 | Handsome Charlie Smith | WLLWLW | Olympia A.C., Philadelphia | WIN |
| 1913-02-07 | Young Nitchie | LDWLLL | Nonpareil A.C., Philadelphia | WIN |
| 1913-01-24 | Hugh O'Brien | LLWLDW | Nonpareil A.C., Philadelphia | WIN |
| 1913-01-01 | Hugh O'Brien | WLLWLD | Nonpareil A.C., Philadelphia | LOST |
| 1912-12-21 | Johnny Dooin | L | National A.C., Philadelphia | LOST |
| 1912-12-11 | Billy Weideman | DW | National A.C., Philadelphia | LOST |
| 1912-04-19 | Johnny Devlin | LW | Nonpareil A.C., Philadelphia | LOST |
| 1912-02-02 | Johnny Burns | LDLLLW | Nonpareil A.C., Philadelphia | DRAW |
| 1911-12-22 | Mickey Sullivan | WLLLDW | Nonpareil A.C., Philadelphia | WIN |
| 1911-12-19 | Kid Statue | LLL | Douglas A.C., Philadelphia | WIN |
| 1906-01-25 | Joe Duffy | WWLDWW | Broadway A.C., Philadelphia | LOST Technical knockout |
