| Won Sun-jin | |
| Nationality: | South Korean |
| Sport: | Taekwondo |
| Hangul: | 원선진 |
| Rr: | Won Seon-jin |
| Mr: | Wŏn Sŏnchin |
Won Sun-jin (born July 4, 1974) is a South Korean taekwondo practitioner.
She won a gold medal in flyweight at the 1989 World Taekwondo Championships in Seoul. She won a bronze medal in bantamweight at the 1993 World Taekwondo Championships in New York City, and a gold medal in bantamweight at the 1995 World Taekwondo Championships in Manila.[1]