| Baik Myung-sun | |
| Nationality: | South Korean |
| Birth Date: | 12 February 1956 |
| Birth Place: | Gwangju, South Korea |
| Weight: | 64kg (141lb) |
| Position: | Hitter |
| Years: | 1972–1974 1975–1977 1977–1981 1981–1984 |
| Teams: | Chosun University Girls' High School Monopoly Bureau Lotte Fujifilm |
| Nationalyears: | 1974–1978 |
| Hangul: | 백명선 |
| Hanja: | 白明善 |
| Rr: | Baek Myeongseon |
| Mr: | Paek Myŏngsŏn |
Baik Myung-sun (born 12 February 1956) is a South Korean former volleyball player who competed in the 1976 Summer Olympics and won a bronze medal.[1]