O'Neill's current-season form is up 43% on last season (Season 14→20), while his Rating eased 30→28. His peak season for form remains 2023/24 (Season 21).

Domestic career

Season	Club	Apps	G	A	Match	RTG	Season
2026/27	New York City FC · 8th	15	0	1	7	29	20
2025/26	New York City FC · 8th	22	0	0	6.89	30	14
2024/25	Standard Liege · 3rd	25	0	1	6.81	48	21
2023/24	Standard Liege · 2nd	25	0	1	6.81	52	21
2022/23	Melbourne City	27	4	3	7.24	—	—

Domestic-league totals per season. RTG = Field Insider Rating (potential / ceiling); Season = age-blind form that year. 6 earlier seasons in the full career.

Australia · international

Side	Apps	G
Australia	33	0
Australia U23	4	0

Career caps & goals — tournament breakdown in the full career.

Scout report

Squad depthBall-winning Defensive midfielder

A. O'Neill is a 28-year-old defensive midfielder at New York City FC, rated 28.4 overall by Field Insider's model, ranking 325th of 486 on scout potential in the Major League Soccer. An experienced operator, he has been a rotation option this season (47% of available minutes). His defensive output reads 4.67 tackles, blocks and interceptions per 90. Below: strengths, watch-points, market-value outlook and the latest transfer news on O'Neill.

Judged on this season alone, O'Neill graded 20 — a workmanlike campaign that ranks 25th of 44 of the 44 defensive midfielders in the Major League Soccer, on 0 goals, 1 assist and 4.668 defensive actions per 90.

Year-on-year, that's a clear step up on last season (Season 14 → 20). Over the 4 seasons on record his form has held fairly steady, peaking in 2023/24.

On long-term talent our Rating reads 28, 29th of 44 of the 44 defensive midfielders in the Major League Soccer. At 28 O'Neill is in his prime years, and a market index of 3.7 reflects that trajectory.

From the career report

Read the full career report →

O'Neill is operating at his career peak — the 2023/24 level is the level.

Peak: 2023/24Holding levelRemarkably consistent

Current potential29th of 44 defensive midfielders · Major League Soccer Current season25th of 44 defensive midfielders · Major League Soccer 25th-best defensive midfielder in the Major League Soccer 325th in the Major League Soccer · potential 29th-highest potential defensive midfielder in the Major League Soccer

28.4

Ratingi

29th of 44 defensive midfielders

19.7

Seasoni

below regular-starter level

47%

Minutes

rotation minutes

4.67

Def. actions / 90

solid defensive volume

Output in context · New York City FC finished 8th of 15 · a mid-table side

Apps

4.67

Def. / 90

Tackles

Interceptions

Clean sheets

4.67 tackles, blocks & interceptions per 90 — solid defensive volume, with 2 clean sheets across 15 appearances. Going forward he chipped in 0 goals and 1 assist — a useful bonus from the back.

Strengths

Defensive volume. 4.67 tackles, blocks & interceptions per 90 — does the unseen work.

Watch points

Game time. Only 47% of available minutes — needs a settled run to prove the level.
Level. Rates below a nailed-on top-tier starter on our model.

Outlook

With a Rating of 28.4, O'Neill carries the 29th-highest potential of the defensive midfielders in the Major League Soccer of 44. Defensively he reads as solid defensive volume (4.67 tackles, blocks & interceptions per 90). Experienced and reliable, but the value curve is easing (1.2× now → 0.9× projected in three years).

Generated from Field Insider's rating model · AI-written analysis to follow.

Per 90 & availability

Minutes played %47%

Available fixtures26 of 26

Goals / 900

Assists / 900.082

Goal contribution / 900.082

Defensive actions / 904.668

Player flow

Goal involvements1

Shot conversion %0

Shot accuracy %20

Pass accuracy %89

Dribble success %53.8

Cards / 900.246

Foul involvement / 902.866

Season-by-season progression

Rating (potential)Season (form)

Value & potential by age

Market valueRating

Solid = now · dashed = projected

The gold line is market value — an index (not €) blending rating, age and league. It climbs through the early 20s, peaks around ages 23–27 (~6), then tapers with age. At 28, O'Neill sits on 3.7, past its peak and easing. The blue line is O'Neill's projected Rating — 28.4 today — recomputed at each age, so it follows the same rise-and-fall as a career matures and declines. Solid = up to today; dashed = projected.

Season statistics

Bars = where he ranks among defensive midfielders in the Major League Soccer with 600+ minutes this season.

Shooting

Goals0

Shots on target1

Shots5

Passing

Assists1

Chances created5

Passes733

Pass accuracy89%

Possession

Successful dribbles7

Dribble success53.8%

Duels won69

Duels won %59%

Fouls won14

Defending

Tackles35

Interceptions14

Blocks8

Fouls committed21

Penalties conceded1—

Yellow/red cards

Yellow cards3

Red cards0

Transfer history

New York City FCApr 2025 – now

Standard LiegeJun 2023 – Apr 2025Free

Melbourne Cityuntil Jun 2023

Burnley(back from loan)Jul 2020 – Jun 2023

Brisbane Roar(on loan)until Jul 2020

Central Coast Mariners(on loan)Aug 2018 – Jul 2020

Burnley(back from loan)Jan 2018 – Aug 2018

Fleetwood Town(on loan)until Jan 2018

Oldham(on loan)Jan 2017 – Jan 2018

Burnleyuntil Jan 2017

About A. O'Neill

Aiden Connor O'Neill is a 28-year-old defensive midfielder who plays for New York City FC, born on July 4, 1998 in Brisbane, standing 180 cm tall. He is from Australia. New York City FC currently sit 8th of 15 in the Major League Soccer.

This season

In the current season, A. O'Neill has made 15 appearances with 0 goals and 1 assist across 1,099 minutes, averaging a 6.77 match rating over his last 10 rated games, with 3 yellow cards.

When A. O'Neill plays, New York City FC's record this season is 4W-4D-7L — and his match ratings average 6.95 at home against 6.9 on the road.

Recent matches

September 18, 2026: 0-1 loss at home vs New York Red Bulls (90 minutes, 6.9 rating)
September 13, 2026: 2-0 win away at Real Salt Lake (10 minutes, 6.52 rating)
September 10, 2026: 1-2 loss at home vs New England Revolution (63 minutes, 6.38 rating)
September 4, 2026: 0-0 draw at home vs Nashville SC (20 minutes, 6.49 rating)
May 3, 2026: 0-2 loss at home vs DC United (36 minutes, 6.5 rating)
April 25, 2026: 0-1 loss away at CF Montreal (90 minutes, 6.9 rating)
April 22, 2026: 4-4 draw at home vs FC Cincinnati (90 minutes, 1 assist, 6.9 rating)
April 18, 2026: 1-2 loss at home vs Charlotte (90 minutes, 7.2 rating)
April 11, 2026: 0-2 loss away at Vancouver Whitecaps (88 minutes, 6.9 rating)
April 4, 2026: 1-1 draw at home vs St. Louis City (88 minutes, 7 rating)

A. O'Neill's next match is on September 26, 2026, when New York City FC face Atlanta United FC away in the Major League Soccer.

Field Insider's view

Field Insider currently rates A. O'Neill at 28.4 with a Season form score of 19.7, ranking 325th of 486 defensive midfielders in the Major League Soccer. See the full scout report for strengths, watch-points and the market-value outlook.

His honours include 2 career titles — among them the A-League Men. Full list in the career record.

Career

Across 11 recorded seasons, A. O'Neill has totalled 226 club appearances with 9 goals and 10 assists for 8 different clubs. His busiest campaign came in 2022/23, with 27 appearances for Melbourne City.

A. O'Neill's career has also included time at Standard Liege, Melbourne City, Burnley, Brisbane Roar, Central Coast Mariners, Fleetwood Town and Oldham.

On the international stage, A. O'Neill has represented Australia and Australia U23 — 37 caps in our records.

Transfer news

No transfer news found for this player.

Profile

Season stats

Performance data · by competition

Career

Scout report

Output in context · New York City FC finished 8th of 15 · a mid-table side

Strengths

Watch points