| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2022/2023 | Premier League 2 Division One | 10 | 541 | 4 | 1 | 0.83 | — |
| 2023/2024 | Premier League 2 Division One | 11 | 902 | 10 | 2 | 1.2 | — |
| 2024/2025 | Championship (England) | 13 | 592 | 3 | 0 | 0.46 | 6.75 |
| 2025/2026 | League One (England) | 16 | 485 | 0 | 0 | 0 | 6.53 |
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 2026-07-26
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Cardiff City | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 Plymouth Argyle | 3 | 1 | 0 | 2 | 0 | 0 | 0 | 0 |
 West Ham United U21 | 3 | 1 | 0 | 2 | 2 | 1 | 0 | 0 |
 Tottenham Hotspur | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 Sheffield United | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 Hull City | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 Burnley | 2 | 0 | 2 | 0 | 0 | 0 | 1 | 0 |
 Queens Park Rangers | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Sheffield Wednesday | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Preston North End | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Luton Town | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Brentford | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Oxford United | 2 | 1 | 1 | 0 | 2 | 0 | 1 | 0 |
 AFC Wimbledon | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Chelsea U21 | 2 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
 Valencia U21 | 2 | 1 | 0 | 1 | 1 | 0 | 1 | 0 |
 Blackburn Rovers | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Sunderland | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Portsmouth | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Manchester City | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 England U21 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Scotland U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Scotland U19 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Mark O'Mahony went through 16 League One (England) appearances in 2025/2026 (485 minutes) without a goal or an assist. GioScore's computed rating for the season averages 6.53.
His league record spans 4 seasons (2022–2025) across 6 clubs. At his best he averaged 6.75 in 2024/2025, Championship (England); at his worst, 6.53 in 2025/2026.
