Jack Lepper boxer
- bouts
- 13
- won
- 2
- lost
- 9
- draw
- 2
- Status
- inactive
- Division
- welterweight
- Debut
- 1910-10-15
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1917-01-04 | Billy Sulzmann | debut | Marotta A.C., Cleveland | LOST Technical knockout |
| 1915-02-15 | Willie Barry | debut | Elite Rink, Milwaukee | LOST |
| 1915-01-25 | Hal Clark | LLDWDD | Elite Rink, Milwaukee | LOST Technical knockout |
| 1914-02-23 | Ad Wolgast | WLWDWW | Ionia | LOST Technical knockout |
| 1914-01-27 | Walter Bauman | DDWWLL | Sheboygan | LOST Technical knockout |
| 1913-01-01 | Young Pinky | DWWWWD | Eagles Club, Milwaukee | LOST |
| 1912-12-21 | Mike 'Kid' Schrank | DLWLD | Milwaukee A.C., Milwaukee | DRAW |
| 1912-12-20 | Young Pinky | WDWWWW | Eagles Club, Milwaukee | DRAW |
| 1912-06-19 | Kid DeMunn | WWWLW | Janesville | WIN |
| 1912-03-01 | Young Joe Grim | WDWWWD | Dayton | DRAW Points |
| 1912-02-12 | Eddie Bulger | debut | Moose Club, Cleveland | DRAW Points |
| 1912-01-25 | Young Joe Grim | WWDWWW | Moose Club, Cleveland | DRAW |
| 1912-01-20 | Kid Graves | LWLWL | Cleveland | LOST Points |
| 1911-12-02 | Eddie Gordon | WDWWLL | Milwaukee A.C., Milwaukee | DRAW |
| 1911-11-28 | Kid Clipper | LWLLD | Cathedral A.C., Milwaukee | DRAW |
| 1911-11-10 | Kid Graves | LLLWL | Port Washington | LOST Technical knockout |
| 1911-09-14 | Anton the Greek | LLLW | Monroe | LOST |
| 1911-04-01 | Young Stewart | LL | Eagle A.C., Milwaukee | LOST |
| 1911-03-18 | Jack McDonald | debut | Gayety Theater, Milwaukee | WIN |
| 1911-03-11 | Al Worgin | LLLWWL | Gayety Theater, Milwaukee | LOST |
| 1911-02-01 | Pal Brown | DWDDDW | Hibbing | LOST KO |
| 1911-01-02 | Albert Graves | DD | Port Washington | DRAW |
| 1910-12-10 | Paddy Dorrell | W | New Star A.C., Milwaukee | WIN KO |
| 1910-12-03 | Ollie Preusser | LL | New Star A.C., Milwaukee | WIN KO |
| 1910-11-19 | Eddie Mack | debut | New Star A.C., Milwaukee | DRAW |
| 1910-11-12 | Eddie Gordon | WDW | New Star A.C., Milwaukee | DRAW |
| 1910-10-15 | Battling Hurley | debut | New Star A.C., Milwaukee | LOST |