Aiden O'Neill is a 28-year-old professional football player from AUS. He currently plays for New York City FC, wearing the number 21 shirt. At the international level, he represents Australia. He plays primarily as a Midfield. He stands at 180cm tall and weighs 79kg. His current market value is estimated at 3M €.

His most recent move was a Free from Standard Liege to New York City FC on 2025-04-23. The reported fee was 2M €.

Across 2 appearances in the United States Major League Soccer 2026, Aiden O'Neill registered 0 goals and 0 assists, while completing 0 key passes out of 92 total passes with a passing accuracy of 40.5.