Jeong Jae-sang is a 22-year-old professional football player from KOR. He currently plays for Ulsan HD FC, wearing the number 20 shirt. At the international level, he represents South Korea U22. He plays primarily as a Forward. He stands at 187cm tall and weighs 84kg. His current market value is estimated at 125K €.

His most recent move was a Free from Daegu Football Club to Ulsan HD FC on 2026-02-12.

In the Korean K League 1 2026 season, Jeong Jae-sang scored 0 goals and provided 0 assists across 1 appearances, averaging 0 goals per game with 0 shots attempted and 0 on target.