Lachlan Allen is a 17-year-old professional football player from AUS. At the international level, he represents Australia U23. He plays primarily as a Goalkeeper. He stands at 192cm tall and weighs 79kg.

In the AFC U23 Asian Cup 2025-2026, Lachlan Allen played 4 matches, averaging 0 interceptions, 0 tackles, and 0 clearances per game.