Chang Chen (Chinese: 張震; pinyin: Zhāng Zhèn; born October 14, 1976) is a Taiwanese actor, born in Taipei, Taiwan. His name is sometimes seen in the Western order (Chen Chang). He is the son of a Taiwanese actor Chang Kuo Chu (張國柱) and brother of a Taiwanese actor, Chang Han (張翰).
Chang Chen started his film career at a very young age. He was then selected by a Taiwanese director Edward Yang to be the protagonist of his 4-hour critically acclaimed film A Brighter Summer Day (牯嶺街少年殺人事件). Coincidentally, his father, Chang Kuo Chu, had also participated in this film and acted as his character's father.
In the Ang Lee film, Crouching Tiger, Hidden Dragon, he played Lo "Dark Cloud" / Luo Xiao Hu, the lover of Zhang Ziyi's character, Jen.
He also appeared in the Wong Kar-wai film 2046 as the boyfriend to Carina Lau's character Mimi / Lulu.
Chang also appeared opposite Shu Qi in Hou Hsiao Hsien's Three Times (2005), which was nominated for the Palme d'Or at Cannes and won Golden Horse accolades for Best Taiwanese film, among other awards. For that film he was also nominated for a "Best Actor" award at the 2005 Golden Horse Awards.