Lee Sang Jun (South Korean Actor)

Lee Sang Jun (Hangul: 이상준) is a South Korean television actor born on March 3, 1998. Standing at 184 cm, he has established an active career in South Korean television dramas and streaming series since his debut in the early 2020s.

Portrait of South Korean actor Lee Sang Jun — Lee Sang Jun

Career

Lee began taking on roles in television series starting in the early 2020s. His early television work included appearances in KBS2 projects such as School 2021 (2021–2022) as Lee Jae-Hyeok and SBS's Cheer Up (2022) as a color guard member, alongside a role in the tvN television film Drama Stage: Love Spoiler (2021).

His career gained further visibility through appearances in various drama series throughout 2024, including playing the younger counterpart of Song Ki-Baek in JTBC's Frankly Speaking, Park Do-Joon in KBS2's Beauty and Mr. Romantic, Jin-Young in ENA's Crash, and Kim Woo-Sung in SBS's Connection. He also made a notable appearance as a soldier in episode 7 of the Netflix global hit series Squid Game Season 2 (2024).

In subsequent projects, Lee was cast in streaming and television series such as TVING's Spirit Fingers (2025), Wavve's LOVE.exe (2025) as Saint Joon, and tvN-TVING's The Legend of Kitchen Soldier (2026) portraying Cha Seung-Woo.

Filmography

Television Series

School 2021 (KBS2 / 2021–2022) – Lee Jae-Hyeok
Cheer Up (SBS / 2022) – color guard member
Frankly Speaking (JTBC / 2024) – Song Ki-Baek (teen)
Beauty and Mr. Romantic (KBS2 / 2024) – Park Do-Joon
Crash (ENA / 2024) – Jin-Young (ep. 1–2)
Connection (SBS / 2024) – Kim Woo-Sung
Squid Game Season 2 (Netflix / 2024) – soldier (ep. 7)
Spirit Fingers (TVING / 2025) – Myeong-Hun
LOVE.exe (Wavve / 2025) – Saint Joon (ep. 5)
The Legend of Kitchen Soldier (tvN-TVING / 2026) – Cha Seung-Woo

Television Movies

Drama Stage: Love Spoiler (tvN / 2021) – Kim Dae-Il