Bailey O'Neil is a 21-year-old professional football player from AUS. At the international level, he represents Australia U19. He plays primarily as a Defender. He stands at 180cm tall and weighs 70kg. His current market value is estimated at 50K €.

His most recent move was a from Adelaide United U21 to Adelaide United on 2023-09-06.

Throughout the Australia A-League 2025-2026, Bailey O'Neil featured in 2 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.