Chang Yoon-Hyun

Chang Yoon-Hyun (born July 11, 1967) is a South Korean film director and screenwriter. Born in Seoul, he graduated from Hanyang University with a degree in Electrical Engineering.

Chang initially gained attention with his independent student film, For the Elite. He subsequently studied producing at the Hungarian National Film School. Upon returning to South Korea, he collaborated with an underground film group on the political films Oh, Dream Nation and The Night Before the Strike (1990).

His feature directorial debut, The Contact (1997), became the top-grossing film in South Korea for that year and premiered internationally in the Forum section at the Berlin International Film Festival in 1998. His subsequent directorial credits include Tell Me Something (1999), Some (2004), Hwang Jin-Yi (2007), Gabi (2012), and While You Were Sleeping (2024). He also contributed as a screenwriter for The Contact and Tell Me Something.