| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2009/2010 | League Two (England) | 23 | 1257 | 2 | 0 | 0.14 | — |
| 2010 | Premier Division | 6 | — | 0 | — | — | — |
| 2011 | Premier Division | 1 | — | 0 | — | — | — |
| 2011 | First Division (Ireland) | 8 | — | 0 | — | — | — |
| 2012 | First Division (Ireland) | 1 | — | 0 | — | — | — |
| 2015 | Premier Division | 8 | — | 0 | — | — | — |
| 2017 | First Division (Ireland) | 2 | 180 | 0 | 0 | 0 | — |
| 2018 | First Division (Ireland) | 11 | 802 | 0 | 0 | 0 | — |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-09-02
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Derry City | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Dundalk | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Paulton Rovers | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Salthill Devon | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Sporting Fingal | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Monaghan United | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 1874 Northwich | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
James O'Brien went through 11 First Division (Ireland) appearances in 2018 (802 minutes) without a goal or an assist.
8 league seasons (2009–2018) across 5 clubs made up their recorded career.
Those league minutes are spread over 3 domestic leagues: League Two (England) (23 appearances, 2 goals), First Division (Ireland) (22 appearances, 0 goals) and Premier Division (15 appearances, 0 goals).
