Mark O'Mahony
| Date of birth | 14 January 2005 |
| Place of birth | Carrigaline |
| Nationality | Irish |
| Height | 1.75 m |
| Position | Forward |
Mark O'Mahony played for Carrigaline United during his youth career.
He was selected on Brighton and Hove Albion's subs bench for the first time on 12 November 2023 in a Premier League game against Sheffield United.
His Seagulls contract was extended to June 2027 in April 2024.
| Team | Joined | Left | Loan / Trialist |
|---|---|---|---|
| Cork City | 25 Jan 2022 | 26 Jan 2023 | |
| Brighton and Hove Albion | 26 Jan 2023 | ||
| Portsmouth | 28 Aug 2024 | 31 May 2025 | L |
| Reading | 07 Jul 2025 | 31 May 2026 | L |
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 2023-24 | Brighton and Hove Albion | Premier League | 1 | 2 |
1
|
||
| 2024-25 | Brighton and Hove Albion | League Cup | 1 |
1 |
Please note: Career stats are based on performances in the Premier and Football Leagues and (in most cases all) internationals.