Once Upon a Time in China IV is a 1993 Hong Kong–Chinese martial arts film and the fourth installment in the Once Upon a Time in China film series. It was directed by Yuen Bun in his directorial debut and produced by Tsui Hark, who directed the first three films. Vincent Zhao starred as Chinese martial arts master and folk hero of Cantonese ethnicity, Wong Fei-hung, who was portrayed by Jet Li in the first three films.

Tsui Hark, born Tsui Man-kong, is a Hong Kong filmmaker. Tsui has directed several influential Hong Kong films such as Zu Warriors from the Magic Mountain (1983), the Once Upon a Time in China film series (1991–1997) and The Blade (1995). Tsui also has been a prolific writer and producer; his productions include A Better Tomorrow (1986), A Better Tomorrow II (1987), A Chinese Ghost Story (1987), The Killer (1989), The Legend of the Swordsman (1992), The Wicked City (1992), Iron Monkey (1993) and Black Mask (1996). He is viewed as a major figure in the Golden Age of Hong Kong cinema and is regarded by critics as "one of the masters of Asian cinematography".