AustraliaO'Neill has won the A-League Premiership and Championship with Melbourne City in the 2020-21 season. He has also earned caps for the Australian under-23 national team.
Aiden O'Neill is an Australian professional footballer who primarily plays as a defensive midfielder. He began his career in the youth system of Burnley in England before moving to the A-League, where he has played for clubs such as Brisbane Roar and Melbourne City. O'Neill has also represented Australia at the youth international level.
O'Neill is known for his tenacity and work rate in midfield, excelling at breaking up opposition play and providing defensive cover. He is a disciplined positional player who reads the game well, though his offensive contributions are limited. His strength lies in his ability to shield the backline and distribute simple passes to maintain possession.
| Season | Comp | Apps | G | A | YC | RC | Min |
|---|---|---|---|---|---|---|---|
| 25/26 | International Friendlies | 10 | 0 | 0 | 2 | 0 | 759 |
| 24/25 | Jupiler Pro League Europe Play-Offs | 2 | 0 | 0 | 0 | 0 | 103 |
| 24/25 | Croky Cup | 2 | 1 | 0 | 1 | 0 | 240 |
| 24/25 | Jupiler Pro League | 25 | 0 | 1 | 5 | 0 | 2167 |
| 23/24 | World Cup qualification Asia | 10 | 0 | 0 | 0 | 0 | 608 |
| 23/24 | Jupiler Pro League Europe Play-Offs | 0 | 0 | 0 | 0 | 0 | 0 |
| 23/24 | International Friendlies | 3 | 0 | 0 | 0 | 0 | 101 |
| 23/24 | Croky Cup | 2 | 0 | 1 | 1 | 0 | 153 |
| 23/24 | Jupiler Pro League | 23 | 1 | 0 | 4 | 0 | 1500 |
| 22/23 | International Friendlies | 3 | 0 | 0 | 0 | 0 | 189 |
| 22/23 | A-League Men Finals Series | 2 | 0 | 1 | 0 | 0 | 163 |
| 22/23 | A-League Men | 25 | 4 | 2 | 4 | 0 | 2153 |
| 21/22 | A-League Men Finals Series | 0 | 0 | 0 | 0 | 0 | 0 |
| 21/22 | A-League Men | 21 | 0 | 2 | 6 | 0 | 1827 |
| 2026 | US Open Cup | 1 | 0 | 0 | 0 | 0 | 90 |
| 2026 | Major League Soccer | 11 | 0 | 1 | 2 | 0 | 909 |
| 2025 | Leagues Cup | 3 | 0 | 0 | 1 | 0 | 240 |
| 2025 | MLS Cup Playoffs | 4 | 0 | 0 | 3 | 0 | 360 |
| 2025 | US Open Cup | 0 | 0 | 0 | 0 | 0 | 0 |
| 2025 | Major League Soccer | 20 | 0 | 0 | 4 | 0 | 1511 |
| 2023 | AFC Asian Cup | 5 | 0 | 0 | 1 | 1 | 113 |
| 2022 | Australia Cup | 0 | 0 | 0 | 0 | 0 | 0 |
| 2022 | AFC Champions League (- 2024) | 0 | 0 | 0 | 0 | 0 | 0 |
| 2021 | Australia Cup | 2 | 0 | 0 | 0 | 0 | 137 |
| 2020 | AFC U23 Asian Cup | 4 | 0 | 1 | 0 | 0 | 186 |
| 2019 | Australia Cup | 1 | 0 | 0 | 0 | 0 | 62 |
| 2018 | AFC U23 Asian Cup | 0 | 0 | 0 | 0 | 0 | 0 |
| 20/21 | A-League Men Finals Series | 2 | 0 | 1 | 1 | 0 | 180 |
| 20/21 | A-League Men | 12 | 0 | 0 | 5 | 0 | 903 |
| 19/20 | International Friendlies | 0 | 0 | 0 | 0 | 0 | 0 |
| 19/20 | A-League Men | 17 | 0 | 1 | 4 | 0 | 1318 |
| 19/20 | AFC U23 Asian Cup Qualification | 2 | 1 | 0 | 0 | 0 | 180 |
| 18/19 | Premier League | 0 | 0 | 0 | 0 | 0 | 0 |
| 18/19 | UEFA Europa League Qualifying | 0 | 0 | 0 | 0 | 0 | 0 |
| 18/19 | A-League Men | 23 | 4 | 0 | 9 | 0 | 1924 |
| 17/18 | EFL Trophy | 2 | 0 | 0 | 0 | 0 | 114 |
| 17/18 | League One | 21 | 1 | 3 | 3 | 1 | 1125 |
| 17/18 | Premier League | 0 | 0 | 0 | 0 | 0 | 0 |
| 17/18 | International Friendlies | 0 | 0 | 0 | 0 | 0 | 0 |
| 17/18 | FA Cup | 3 | 0 | 0 | 1 | 0 | 171 |
| 17/18 | EFL Cup | 1 | 0 | 0 | 1 | 0 | 120 |
| 17/18 | AFC U23 Asian Cup Qualification | 0 | 0 | 0 | 0 | 0 | 0 |
| 16/17 | League One | 15 | 0 | 1 | 2 | 0 | 1035 |
| 16/17 | Premier League | 3 | 0 | 0 | 0 | 0 | 83 |
| 16/17 | International Friendlies | 2 | 0 | 0 | 0 | 0 | 180 |
| 16/17 | FA Cup | 1 | 0 | 0 | 0 | 0 | 1 |
| 16/17 | EFL Cup | 1 | 0 | 0 | 0 | 0 | 120 |