Jack O'Leary boxer
- bouts
- 13
- won
- 6
- lost
- 5
- draw
- 2
- Status
- inactive
- Division
- -
- Debut
- 1899-04-08
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1907-03-12 | Julius Stein | D | Green Valley A.C., Milwaukee | WIN Technical knockout |
| 1907-02-15 | Jimmy Clabby | WWWWDD | Milwaukee Boxing Club, Milwaukee | WIN Technical knockout |
| 1907-02-12 | Young Morris | LWLLWL | Green Valley A.C., Milwaukee | WIN KO |
| 1906-11-29 | Andy Bezenah | WWLLDL | Badger A.C., Milwaukee | LOST Points |
| 1905-12-22 | Andy Bezenah | WLWDWW | Panorama Building, Milwaukee | LOST Points |
| 1905-11-17 | Young Erne | WWWWWW | Panorama Building, Milwaukee | LOST |
| 1905-10-20 | Kid Herman | WDDLWW | Panorama Building, Milwaukee | DRAW Points |
| 1905-03-31 | George Decker | DLWWLW | Milwaukee A.C., Milwaukee | DRAW Points |
| 1905-03-10 | Billy Finucane | LWLLDL | Badger A.C., Milwaukee | LOST |
| 1905-02-24 | Tommy Herman | LDLWLL | Milwaukee A.C., Milwaukee | WIN Points |
| 1905-02-10 | Tommy Herman | LLDLWL | Milwaukee A.C., Milwaukee | WIN Points |
| 1905-01-06 | Carl Walters | debut | Panorama Building, Milwaukee | WIN Points |
| 1904-01-08 | Ben Doerk | WLW | Panorama Building, Milwaukee | LOST Points |