Wi Ha-Jun: South Korean Actor and Model

Wi Ha-Jun (born August 5, 1991) is a prominent South Korean actor and model represented by MSteam Entertainment. Known for his versatility across film and television, he has gained international recognition through major streaming platforms and television network broadcasts.

Early Life and Career Beginnings

Born in South Korea, Wi Ha-Jun began his career in the entertainment industry in the mid-2010s. He made his cinematic debut in the 2015 feature film Coin Locker Girl, where he portrayed the younger version of Woo-Gon. That same year, he appeared in Bad Guys Always Die.

Breakthrough and Television Success

Throughout the late 2010s, Wi built his reputation through supporting roles in television dramas such as My Golden Life (2017), Something in the Rain (2018), and Romance is a Bonus Book (2019). His widespread international recognition came in 2021 when he starred as police detective Hwang Jun-Ho in the global Netflix phenomenon Squid Game. Following this breakthrough, he took on leading and prominent roles in critically acclaimed projects including Bad and Crazy (2021), Little Women (2022), The Worst of Evil (2023), Gyeongseong Creature (2023–2024), and The Midnight Romance in Hagwon (2024). He reprised his role in subsequent seasons of Squid Game and was cast in the 2026 series Siren's Kiss.