Lee Hoi-sang (April 15, 1941 – September 9, 2024) was a Hong Kong martial arts film actor and martial artist, known for his roles in The 36th Chamber of Shaolin (as Abbot Li Hai Sheng) (1978), Shaolin Challenges Ninja (1978), The Incredible Kung Fu Master (1979), The Young Master (1980), The Prodigal Son (1981), Project A (1983), Shaolin and Wu Tang (1983) and Disciples of the 36th Chamber (1985), alongside actors such as Jackie Chan, Gordon Liu, Sammo Hung, Yuen Biao and Bolo Yeung.

Lee Hoi-sang was a master of Wing Chun boxing. He served as a martial arts instructor and an action movie actor (debuting in British Hong Kong) starting in his early years. During the 1970s and 1980s he often utilised his kung fu expertise playing martial arts roles as well as other supporting roles on Asian TV dramas. To some of his audience he was known as "King of Fighters". Lee was a disciple of Yip Man, learning Wing Chun from him and later teaching it. Lee died on September 9, 2024, at the age of 83.