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JO

Jak O'Brien

€1MMarket Value
Blacktown City
Blacktown City•Attacker•
AustraliaAustralia
6.6
Season Score
27
Sep 7, 1998
180 cm
Height
Card stats based on
2026

Performance Overview

Season Performance 25/26
All Competitions
Matches
15
Goals
0
Assists
1
Goal Contributions
1
Mins/game
37
Avg Rating
6.59
Career Statistics

Career

Professional Career
MGAGxGRtg
Blacktown City
2020/2021 - now
10942110.396,3996.77
Total
10942110.396,399
Career Progress

Career Progress

Appearances per Season

Appearance Distribution

46
Full match
15
Substituted off
25
From Bench

Jak O'Brien — computed career insights

Career figures, computed
Best-rated season
2025 · 7.08New South Wales
Lowest-rated season
2026 · 6.59New South Wales
Career involvement (league)
0.54 G+A per 9027 goals + 11 assists across 6 league seasons (per-90 from 6383 minutes on record)
League seasons on record
6 (2020–2026)
Clubs with recorded appearances
1

Figures computed from the GioScore season-stats database · as of 2026-09-04

Rival Clubs(19)

Player stats against each opponent club

TeamMPWDLGA
Manly UnitedManly United32010001
Sydney IISydney II32011010
Western Sydney W. IIWestern Sydney W. II30210000
Sydney OlympicSydney Olympic22003100
Marconi StallionsMarconi Stallions20110000
APIA Leichhardt TigersAPIA Leichhardt Tigers21010010
Mt Druitt TownMt Druitt Town22001000
Wollongong WolvesWollongong Wolves20200000
St George City FASt George City FA20202100
Central Coast MarinersCentral Coast Mariners10010000
Rockdale Ilinden FCRockdale Ilinden FC11000000
Sydney United 58 FCSydney United 58 FC10010000
Sutherland SharksSutherland Sharks11000000
St. George SaintsSt. George Saints10010000
North Shore MarinersNorth Shore Mariners11000010
University of NSWUniversity of NSW10100000
NWS SpiritNWS Spirit10010000
Central Coast IICentral Coast II11000000
Bulls AcademyBulls Academy11000000
Trophies

Trophies & Awards

1 title won

Championships

New South Wales
New South Wales
1x Winner(2021)
1x

About Jak O'Brien

15 New South Wales appearances in 2026 brought Jak O'Brien 1 assist, though no goals (555 minutes) — 0.16 goal involvements per 90. GioScore's computed rating for the season averages 6.59.

The database holds 6 league seasons for him, from 2020 to 2026, all with a single club. 2025 stands as his highest-rated season (7.08, New South Wales), with 2026 the weakest (6.59).

2 of those 6 recorded campaigns ended with 25 league appearances or more. Across 2021–2023, the heaviest three-year block, he totalled 67 league appearances (22 a season).

Frequently Asked Questions

What position does Jak O'Brien play?
Jak O'Brien plays as an Attacker for Blacktown City in the New South Wales. He has started 7 of his 15 appearances in the New South Wales 2026.
What team does Jak O'Brien play for?
Jak O'Brien currently plays for Blacktown City in the New South Wales. He has 15 appearances in the New South Wales 2026. He is a regular in the Blacktown City squad.
How old is Jak O'Brien?
Jak O'Brien is 27 years old, born on September 7, 1998. He is from Australia. At 27, he has already won 1 trophy in his professional career.
How tall is Jak O'Brien?
Jak O'Brien is 180 cm tall.
How many trophies has Jak O'Brien won?
Jak O'Brien has won 1 trophy throughout his career. He currently plays for Blacktown City.
What nationality is Jak O'Brien?
Jak O'Brien is from Australia and represents them at international level. At club level, he plays for Blacktown City.