Hong Seok-Jun is a professional footballer from KOR and is currently 23 years old. He is on the books of Chungbuk Cheongju FC and wears shirt number 77. His main role on the pitch is Forward. His estimated market valuation currently stands at 125K €.

His latest transfer saw him join Chungbuk Cheongju FC from Cheongju University via on 2025-06-02.

During the Korean K League 2 2026 campaign, Hong Seok-Jun made 1 appearances, scoring 0 goals and adding 0 assists. He averaged 0 goals per match from 0 shots, with 0 on target.