Estadísticas del jugador contra cada club rival
| Equipo | PJ | V | E | D | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Cobh Ramblers | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 |
 Bray Wanderers | 2 | 1 | 1 | 0 | 0 | 0 | 1 | 0 |
 Carrick Rangers | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 UCD | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Athlone Town | 2 | 1 | 0 | 1 | 0 | 0 | 1 | 0 |
 Wexford Youths | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Treaty United | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Shamrock Rovers | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Linfield | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Cork City | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Glentoran | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Dungannon Swifts | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Finn Harps | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Ballymena United | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Dundalk | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 0 |
 Glenavon | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Crusaders | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Coleraine | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Loughgall | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Kerry | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 |
Alex O'Brien juega como mediocampista en el Longford Town. Alex O'Brien ha marcado 4 goles en 20 partidos profesionales en 2 clubes. Entre los clubes por los que ha pasado — Longford Town, Newry City AFC — Alex O'Brien fue más prolífico en el Newry City AFC, donde anotó 2 goles en 12 partidos.
