Seamus O'Brien boxer
- bouts
- 17
- won
- 9
- lost
- 6
- draw
- 2
- Status
- inactive
- Division
- lightweight
- Debut
- 1973-07-11
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- Australia
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1974-07-23 | Henry Failowski | DLLLLL | Manly Warringah Leagues Club, Sydney | DRAW Points |
| 1974-07-17 | Henry Failowski | LDLLLL | South Sydney Junior Rugby League Club, Sydney | WIN Points |
| 1974-07-10 | Max Kelly | debut | South Sydney Junior Rugby League Club, Sydney | WIN Technical knockout |
| 1974-04-16 | Peter Lawson | L | Manly Warringah Leagues Club, Sydney | DRAW Points |
| 1974-03-20 | Ross McAnally | WWWWLL | South Sydney Junior Rugby League Club, Sydney | WIN Points |
| 1974-02-13 | Pat Tilley | debut | South Sydney Rugby League Club, Sydney | LOST Points |
| 1974-01-23 | Carl Carlson | LLLWLW | South Sydney Junior Rugby League Club, Sydney | LOST Points |
| 1974-01-15 | Trevor Ward | L | Manly Warringah Leagues Club, Sydney | WIN Technical knockout |
| 1973-10-17 | Brian Smith | WL | South Sydney Junior Rugby League Club, Sydney | LOST Points |
| 1973-10-10 | Leroy King | WWD | South Sydney Junior Rugby League Club, Sydney | LOST Points |
| 1973-09-26 | Peter Knott | WWLLWW | South Sydney Junior Rugby League Club, Sydney | LOST Points |
| 1973-09-19 | Roger Henry | LLLWLL | South Sydney Junior Rugby League Club, Sydney | WIN Points |
| 1973-09-05 | Ross Eadie | LLLWLD | South Sydney Junior Rugby League Club, Sydney | LOST Split-decision |
| 1973-08-22 | Mick O'Hare | LLWLLD | South Sydney Junior Rugby League Club, Sydney | WIN Points |
| 1973-07-25 | Trevor Ward | debut | South Sydney Junior Rugby League Club, Sydney | WIN KO |
| 1973-07-11 | Graham Naylor | LD | South Sydney Junior Rugby League Club, Sydney | WIN Technical knockout |