Paddy O'Brien (Johnny (Wildcat) O'Brien?) boxer
- bouts
- 7
- won
- 1
- lost
- 3
- draw
- 3
- Status
- inactive
- Division
- bantamweight
- Debut
- 1927-03-01
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1927-09-01 | Eddie Thomas | WDDWWW | Chico | LOST Points |
| 1927-07-01 | Kid Avelino | LWLWLW | Dreamland Rink, San Francisco | DRAW Points |
| 1927-06-07 | Young Sammy | LLWLLD | Forman's Arena, San Jose | DRAW Points |
| 1927-05-31 | Young Sammy | DLLWLL | Forman's Arena, San Jose | DRAW Points |
| 1927-04-27 | Trench King | DWWDDW | National Hall, San Francisco | LOST Points |
| 1927-03-23 | Young Kelly | debut | National Hall, San Francisco | WIN Technical knockout |
| 1927-03-01 | Frisco Lenda | LLLDWD | Golden Gate Arena, San Francisco | LOST Points |
