Wi Hyun-yi (August 5, 1991), known professionally as Wi Ha-jun (위하준), is a South Korean actor. He is best known for his role as Hwang Jun-ho in Squid Game (2021–2025). Wi has also starred in the films Gonjiam: Haunted Asylum (2018), Shark: The Beginning (2021) and Midnight (2021), as well as the television series Something in the Rain (2018), Romance Is a Bonus Book (2019), 18 Again (2020), Bad and Crazy (2021), Little Women (2022), The Worst of Evil (2023), and The Midnight Romance in Hagwon (2024). In 2022, Wi was named one of GQ Korea's Men of the Year. Wi is managed by MSTeam Entertainment.
Wi Ha-jun has been suggested to play 287 roles. Click below to see other actors suggested for each role, and vote for who you think would play the role best.