Yu Sun is a 22-year-old professional football player from KOR. He currently plays for Seongnam FC, wearing the number 5 shirt. He plays primarily as a Defender. He stands at 188cm tall and weighs 75kg. His current market value is estimated at 125K .

His most recent move was a Loan from Gimcheon Sangmu Football Club to Seongnam FC on 2025-10-28.

Throughout the Korean K League 2 2026, Yu Sun featured in 1 matches, averaging 0 tackles, 0 interceptions, and 0 clearances per game, while blocking 0 shots per game.