William Chang Suk-ping (張叔平; born 12 November 1953) is a Hong Kong production designer, costume designer and film editor. Along with cinematographer Christopher Doyle, Chang is an important collaborator with Hong Kong film director Wong Kar-wai. He has also collaborated with directors such as Stanley Kwan, Patrick Tam, Yim Ho, Tsui Hark, Jiang Wen and Johnnie To. He is of Shanghainese ancestry. In 2014, Chang received an Oscar nomination for Best Costume Design at the 86th Academy Awards for his work on The Grandmaster. In the same year, he was invited to become a member of the Academy of Motion Picture Arts and Sciences.