Roy O'Brien boxer
- bouts
- 15
- won
- 7
- lost
- 8
- draw
- 0
- Status
- inactive
- Division
- welterweight
- Debut
- 1926-08-18
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Australia
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1933-06-22 | Bobby Bell | LLWLWL | Albury | LOST Points |
| 1933-04-22 | Marcel Laffeneur | WLDL | Newtown Stadium, Sydney | WIN |
| 1933-04-13 | Pietro Spagnola | WWWWWW | Bridge Stadium, Sydney | LOST Technical knockout |
| 1932-07-22 | Wally Walker | LLWLWL | Newtown Stadium, Sydney | WIN KO |
| 1931-12-19 | Alby Roberts | DWWWLW | Lismore | LOST Technical knockout |
| 1931-03-02 | Greg Connelly | WDWW | Murwillumbah stadium, Murwillumbah | LOST |
| 1929-07-19 | Harry Casey | LDWDWW | Rockhampton Stadium, Rockhampton | LOST Points |
| 1929-07-03 | Harry Casey | LLDWDW | Princess Theatre, Mackay | LOST Points |
| 1929-05-18 | Artie Hay | WWWWWW | Kensington Drill Hall, Dunedin | LOST Points |
| 1926-10-30 | Fred Hill | LLWLL | Brisbane Stadium, Brisbane | LOST Points |
| 1926-10-27 | Ted Jackson | debut | Brisbane Stadium, Brisbane | WIN Technical knockout |
| 1926-09-29 | Peter Colby | WLWLWW | Brisbane Stadium, Brisbane | WIN Technical knockout |
| 1926-09-15 | Bob Hoge | WDLLWW | Brisbane Stadium, Brisbane | WIN KO |
| 1926-08-25 | Jack Phillips | LW | Brisbane Stadium, Brisbane | WIN Points |
| 1926-08-18 | Percy Mewett | debut | Brisbane Stadium, Brisbane | WIN KO |