Kim Seong-Ju is a professional footballer from KOR and is currently 20 years old. He is on the books of Suwon Samsung Bluewings and wears shirt number 19. His main role on the pitch is Midfield. His estimated market valuation currently stands at 125K €.

His latest transfer saw him join Suwon Samsung Bluewings from Suwon Samsung Bluewings U18 via on 2023-07-20.

Over 1 appearances in the Korean K League 2 2026, Kim Seong-Ju contributed 0 goals and 0 assists, completed 0 key passes from 0 total passes, and posted a passing accuracy of -.