| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2010 | First Division (Ireland) | 2 | — | 0 | 0 | — | — |
| 2014 | Premier Division | 5 | — | 11 | 0 | — | — |
| 2015 | Premier Division | 26 | — | 8 | 0 | — | — |
| 2016 | Premier Division | 19 | — | 5 | 0 | — | — |
| 2017 | First Division (Ireland) | 4 | 268 | 12 | 0 | 4.03 | — |
| 2017 | Premier Division | 3 | 174 | 0 | 0 | 0 | — |
| 2018 | Premier Division | 14 | 918 | 1 | 0 | 0.1 | — |
| 2019 | Premier Division | 10 | 195 | 1 | 0 | 0.46 | — |
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.
Cohort: 11 Premier Division forwards, 2018, min. 450 minutes. Computed by ranking the full league corpus, not taken from any feed.
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 | ||
|---|---|---|---|---|---|---|---|---|
 Linfield | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Häcken | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Genk | 2 | 0 | 0 | 2 | 0 | 0 | 1 | 0 |
 KR Reykjavík | 2 | 0 | 1 | 1 | 1 | 0 | 2 | 0 |
 Drogheda United | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Progrès Niedercorn | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
All of Mark O'Sullivan's 2019 Premier Division output came as goals: 1 goal in 10 games (195 minutes) — 0.46 goal involvements per 90. Within a cohort of 11 Premier Division forwards with a minimum of 450 minutes in 2018, he places in the 9th percentile by goal involvements per 90; on goals he ranks 8th of 11.
The record shows 8 league seasons for him (2010–2019) across 4 clubs.
