
Park Sung-hoon
박성훈
- Born
- February 18, 1985
- Place of Birth
- Gwacheon, Gyeonggi, South Korea
- Known For
- Acting
Park Sung-hoon (born February 18, 1985), is a South Korean actor. He started his acting career with a small role in the film A Frozen Flower (2008). He became known through the plays Rooftop Room Cat, The History Boys, and Model Students. Park began to attract attention with supporting roles in SBS' Three Days (2014), Six Flying Dragons (2015–2016) and Don't Dare to Dream (2016). It was through the film Gonjiam: Haunted Asylum (2018) and KBS 2TV's My Only One (2018–2019) that he garnered more popularity. He stepped up as a leading role in the KBS2 Wednesday-Thursday drama series Memorials.
Park is better known in recent years for his villainous roles in the dramas The Glory (2022–2023) and Queen of Tears (2024), as well as playing the transgender ex-soldier Cho Hyun-ju in season 2 (2024) and season 3 (2025) of Netflix drama Squid Game.
Drama(17)

Squid Game
as Cho Hyun-ju / Player 120

KBS Drama Special
as Doh Yu-bin
MainThe Glory
as Jeon Jae-jun
MainQueen of Tears
as Yoon Eun-sung

Six Flying Dragons
as Gil Yoo
MainPsychopath Diary
as Seo In Woo
MainJoseon Exorcist
as Prince Yangnyeong
MainInto The Ring
as Seo Gong-myung
MainDistorted
as Na Sung-Sik

The Bequeathed
as Yang Jae-seok
MainBlack Knight
as Park Gon
MainMy Only One
as Jang Go-Rae
MainNot Others
as Eun Jae-won
MainThe Practical Guide to Love
as Song Tae-seob
MainThe Kidnapping Day
as Park Sang-yoon

Jealousy Incarnate
as Secretary Cha
MainJustice
as Tak Soo-Ho




