Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Sydney Olympic | 4 | 2 | 0 | 2 | 2 | 2 | 0 | 0 |
 APIA Leichhardt Tigers | 3 | 2 | 0 | 1 | 1 | 0 | 2 | 0 |
 Wollongong Wolves | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
 St George City FA | 3 | 2 | 1 | 0 | 2 | 0 | 0 | 0 |
 Mt Druitt Town | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
 Manly United | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 1 |
 North Shore Mariners | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 Sydney II | 2 | 1 | 0 | 1 | 1 | 0 | 0 | 0 |
 Western Sydney W. II | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Central Coast Mariners | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Sutherland Sharks | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 NWS Spirit | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Central Coast II | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Bulls Academy | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Jak O'Brien plays as a forward for Blacktown City. Throughout his career, Jak O'Brien has scored 25 goals and provided 5 assists in 62 appearances. Jak O'Brien's 0.40 goals-per-game ratio across 62 appearances underlines his effectiveness in front of goal. Throughout his career, Jak O'Brien has won 1 trophy, including New South Wales, demonstrating his ability to perform at the highest competitive level. Jak O'Brien stands 180 cm tall.
Jak O'Brien's professional career spans from 2021 to 2025, a period of roughly 4 seasons over which he has amassed 62 appearances. With 25 goals and 5 assists recorded across that span, his record reflects a sustained contribution at the highest level.
His most productive season in attacking terms came in 22/23 with Blacktown City, when he registered 8 goals and 2 assists in 14 matches, playing 1057 minutes. That campaign stands out as one of the high points of his output.
In his most recent recorded season (24/25) at Blacktown City, Jak O'Brien played 9 matches, scoring 7 goals and providing 1 assists.
Among the notable milestones of his career, Jak O'Brien has lifted 1 trophy.
| Club | Period | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| Blacktown City | 2020/2021 - now | 62 | 25 | 5 | 2962 | — | — | 6.57 |
| Total | 62 | 25 | 5 | 2962 |
| Season | Club | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| 24/25 | Blacktown City | 9 | 7 | — | 154 | 1 | 0 | — |
| 23/24 | Blacktown City | 7 | 8 | — | 0 | 0 | 0 | — |
| 22/23 | Blacktown City | 14 | 8 | — | 1057 | 2 | 0 | — |
| 21/22 | Blacktown City | 9 | 0 | — | 365 | 1 | 0 | — |
| 20/21 | Blacktown City | 14 | 2 | — | 1092 | 5 | 1 | — |
