Jack Brennan boxer
- bouts
- 3
- won
- 1
- lost
- 1
- draw
- 1
- Status
- inactive
- Division
- middleweight
- Debut
- 1905-06-28
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1907-04-22 | Charles Williams | WWWWLW | Opera House, Rock Springs | LOST KO |
| 1905-08-03 | Patrick Meany | L | Opera House, Rock Springs | DRAW Points |
| 1905-06-28 | Hap Reid | debut | Opera House, Rock Springs | WIN KO |