Aiden O'Neill is a 28-year-old professional football player from AUS. He currently plays for New York City Football Club, wearing the number 21 shirt. At the international level, he represents Australia. He plays primarily as a Midfield. He stands at 178cm tall and weighs 79kg. His preferred foot is Right. 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.