Wi Bok-Sun (, born 8 July 1974) is a former international table tennis player from North Korea.
She won a silver medal for North Korea at the 1993 World Table Tennis Championships in the Corbillon Cup (women's team event) with Li Bun-Hui, An Hui-Suk and Yu Sun-bok.
She also competed at the 1992 Summer Olympics, and reached the women's doubles quarter finals during the 1993 World Championships.