Lee Su-In is a 24-year-old professional football player from KOR. He currently plays for Suwon FC Women, wearing the number 5 shirt. He plays primarily as a Defender. He stands at 173cm tall and weighs 65kg.

Throughout the AFC Women’s Champions League 2025-2026, Lee Su-In featured in 3 matches, averaging 1.3 tackles, 1 interceptions, and 5.3 clearances per game, while blocking 0.3 shots per game.