Wang Sa (real name Heng Kim Ching) (1924 – 18 January 1998) was a Singaporean comedian. He was part of a pair of Singapore comedy duo, who were akin to the Laurel and Hardy of the East. With Ye Fong, Wang often performed as a duet at the New World Amusement Park and on television in the 1960s and 1970s. They were also well-known in Malaysia, Taiwan, and Hong Kong.