Mark O'Brien
Republic of Ireland- Defender · Right-back
- No club since Jan 2020
- Age 33
Seasons
| Season | Team | Competition | Apps | St | Min | G | A | YC | RC | Avg rating |
|---|---|---|---|---|---|---|---|---|---|---|
| Domestic league | ||||||||||
| 2019-20 |  Newport County | League Two | 19 | 19 | 1254 | 0 | 1 | 2 | 0 | 6.95 |
| Domestic cups | ||||||||||
| 2019-20 | Newport County | FA Cup | 4 | 4 | 59 | 0 | 0 | 0 | 0 | 7.10 |
| 2019-20 | Newport County | EFL Cup | 2 | 2 | 0 | 0 | 0 | 0 | 0 | – |
| 2018-19 | Newport County | FA Cup | 6 | 4 | 407 | 0 | 0 | 1 | 0 | 6.93 |
| 2018-19 | Newport County | EFL Cup | 0 | 0 | 0 | 0 | 0 | 0 | 0 | – |
| 2017-18 | Newport County | EFL Cup | 1 | 1 | 0 | 0 | 0 | 0 | 0 | – |
| 2015-16 |  Luton Town | EFL Cup | 2 | 2 | 0 | 0 | 0 | 0 | 0 | – |
| 2015-16 | Luton Town | FA Cup | 0 | 0 | 0 | 0 | 0 | 0 | 0 | – |
| 2012-13 |  Derby County | FA Cup | 2 | 2 | 0 | 0 | 0 | 0 | 0 | – |
| 2011-12 | Derby County | EFL Cup | 1 | 1 | 0 | 0 | 0 | 0 | 0 | – |
| Total | 18 | 16 | 466 | 0 | 0 | 1 | 0 | 6.96 | ||
Sources: API-Football · Data sources