Mark O’Mahony · career
Mark O’Mahony
Center Forward · Reading · season-by-season, by competition, and every match.
Career report
Past his 2024/25 peak — the recent trend is downward, so buyers are paying for what's left, not what was.
Peak: 2024/25Trending down
The record covers 3 seasons (2024/25–2025/26) across 3 clubs — 32 appearances, 3 goals and 0 assists.
His best campaign on record is 2024/25 at Portsmouth — Season rating 9, 3 goals and 0 assists in 13 games. Form has slipped 9 Season points across his last 2 full seasons. The gap to his peak is 9 Season points.
By season
| Season | Club | Apps | G | A | Rating | Season |
|---|---|---|---|---|---|---|
| 2025/26 | ReadingLoan | 16 | 0 | 0 | 41 | 0 |
| 2024/25 | PortsmouthLoan | 13 | 3 | 0 | 63 | 9 |
| 2024/25 | Brighton | 1 | 1 | 0 | — | — |
| 2023/24 | Brighton U21 | 11 | 10 | 0 | — | — |
| 2023/24 | Brighton | 3 | 0 | 0 | 72 | 0 |
| 2022/23 | Brighton U21 | 10 | 4 | 0 | — | — |
| 2022/23 | Cork City | 11 | 0 | 0 | — | — |
International
| Side | Season | Competition | Apps | G |
|---|---|---|---|---|
| Republic of Ireland U21 | 2025/26 | UEFA U21 Championship - Qualification | 4 | 0 |
| Republic of Ireland U19 | 2024/25 | UEFA U19 Championship - Qualification | 3 | 2 |
| 2023/24 | UEFA U19 Championship - Qualification | 6 | 3 | |
| Republic of Ireland U17 | 2022/23 | UEFA U17 Championship - Qualification | 6 | 4 |
Honours
First DivisionMunster Senior Cup
By competition
| Competition | Apps | Min | G | A | Rating |
|---|---|---|---|---|---|
| League One | 16 | 511 | 0 | 0 | 6.3 |
| League Cup | 3 | 138 | 0 | 0 | 6.2 |
| UEFA U21 Championship - Qualificationat Republic of Ireland U21 | 4 | 60 | 0 | 0 | — |
Schedule · 2025/26
19 played1 unused sub36 not in squad· 649 min, 0g 0a
| Date | Competition | Opponent | Res | Status | Min | G | A | Rating |
|---|---|---|---|---|---|---|---|---|
| Jul 12 | Friendlies Clubs | A Gillingham | 0-0 | Not in squad | — | |||
| Jul 19 | Friendlies Clubs | H Tottenham | 0-2 | Not in squad | — | |||
| Jul 26 | Friendlies Clubs | H Portsmouth | 0-4 | Not in squad | — | |||
| Aug 2 | League One | A Lincoln | 0-2 | Played | 71 | 6.3 | ||
| Aug 9 | League One | H Huddersfield | 0-2 | Played | 63 | 6.2 | ||
| Aug 12 | League Cup | A Portsmouth | 2-1 | Played | 24 | 6.3 | ||
| Aug 16 | League One | H AFC Wimbledon | 1-2 | Played | 25 | 6.3 | ||
| Aug 20 | League One | A Bolton | 1-1 | Played | 90 | 5.9 | ||
| Aug 23 | League One | A Wycombe | 2-2 | Played | 90 | 6.2 | ||
| Aug 26 | League Cup | H AFC Wimbledon | 2-1 | Played | 24 | 6.2 | ||
| Aug 30 | League One | H Port Vale | 1-0 | Played | 62 | 6.2 | ||
| Sep 2 | EFL Trophy | A Swindon Town | 2-3 | Not in squad | — | |||
| Sep 13 | League One | A Barnsley | 2-3 | Not in squad | — | |||
| Sep 20 | League One | H Leyton Orient | 2-1 | Unused sub | 0 | — | ||
| Sep 23 | League Cup | A Wrexham | 0-2 | Played | 90 | 6.2 | ||
| Sep 27 | League One | A Stockport County | 1-1 | Played | 11 | 6.7 | ||
| Sep 30 | EFL Trophy | H West Ham United U21 | 3-1 | Not in squad | — | |||
| Oct 4 | League One | H Mansfield Town | 1-1 | Played | 1 | — | ||
| Oct 7 | EFL Trophy | H Milton Keynes Dons | 1-0 | Not in squad | — | |||
| Oct 11 | League One | A Exeter City | 1-1 | Not in squad | — | |||
| Oct 18 | League One | A Cardiff | 1-2 | Played | 10 | 6.2 | ||
| Oct 21 | League One | H Northampton | 1-0 | Played | 15 | 6.3 | ||
| Oct 25 | League One | H Doncaster | 1-1 | Played | 1 | — | ||
| Nov 1 | FA Cup | H Carlisle | 2-3 | Not in squad | — | |||
| Nov 6 | League One | H Stevenage | 1-0 | Played | 11 | 6.6 | ||
| Nov 22 | League One | H Rotherham | 1-1 | Played | 29 | 6.3 | ||
| Nov 29 | League One | A Blackpool | 3-0 | Not in squad | — | |||
| Dec 9 | League One | H Peterborough | 1-2 | Not in squad | — | |||
| Dec 13 | League One | A Bradford | 0-2 | Not in squad | — | |||
| Dec 18 | League One | H Luton | 3-2 | Played | 10 | 6.5 | ||
| Dec 26 | League One | A Plymouth | 4-1 | Played | 8 | 6.2 | ||
| Dec 29 | League One | A Peterborough | 1-1 | Played | 14 | 6.2 | ||
| Jan 1 | League One | H Burton Albion | 2-0 | Not in squad | — | |||
| Jan 4 | League One | H Stockport County | 1-0 | Not in squad | — | |||
| Jan 17 | League One | A Leyton Orient | 1-3 | Not in squad | — | |||
| Jan 24 | League One | H Barnsley | 2-2 | Not in squad | — | |||
| Jan 27 | League One | H Exeter City | 2-2 | Not in squad | — | |||
| Jan 31 | League One | A Northampton | 2-0 | Not in squad | — | |||
| Feb 7 | League One | A AFC Wimbledon | 2-3 | Not in squad | — | |||
| Feb 10 | League One | A Wigan | 2-1 | Not in squad | — | |||
| Feb 14 | League One | H Wycombe | 3-2 | Not in squad | — | |||
| Feb 17 | League One | H Bolton | 1-1 | Not in squad | — | |||
| Feb 21 | League One | A Port Vale | 1-1 | Not in squad | — | |||
| Feb 28 | League One | H Bradford | 2-1 | Not in squad | — | |||
| Mar 7 | League One | A Luton | 3-2 | Not in squad | — | |||
| Mar 10 | League One | A Mansfield Town | 0-1 | Not in squad | — | |||
| Mar 14 | League One | H Plymouth | 2-2 | Not in squad | — | |||
| Mar 17 | League One | A Burton Albion | 2-1 | Not in squad | — | |||
| Mar 21 | League One | A Stevenage | 0-1 | Not in squad | — | |||
| Mar 28 | League One | H Wigan | 3-0 | Not in squad | — | |||
| Apr 3 | League One | A Huddersfield | 1-1 | Not in squad | — | |||
| Apr 6 | League One | H Lincoln | 1-2 | Not in squad | — | |||
| Apr 11 | League One | A Doncaster | 0-1 | Not in squad | — | |||
| Apr 18 | League One | H Cardiff | 1-3 | Not in squad | — | |||
| Apr 25 | League One | A Rotherham | 1-1 | Not in squad | — | |||
| May 2 | League One | H Blackpool | 0-1 | Not in squad | — |