| Roles | Competed in Olympic Games • Competed in Olympic Games (non-medal events) | |
|---|---|---|
| Sex | Female | |
| Full name | Jeong•Seon-Yong | |
| Used name | Jeong•Seon-Yong | |
| Name order | Oriental | |
| Original name | 정•선용 | |
| Other names | Jung Sun-Yong | |
| Born | 11 March 1971 | |
| Affiliations | Ssangyong (KOR) | |
| NOC | Republic of Korea |  KOR |
| Medals | OG |
| Gold | 0 |
| Silver | 1 |
| Bronze | 0 |
| Total | 1 |
Competed in 1988 Olympic Judo demonstration event.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Judo | KOR |
Jeong Seon-Yong | |||
| Lightweight, Women (Olympic (non-medal)) | =7 | |||||
| 1992 Summer Olympics | Judo | KOR |
Jeong Seon-Yong | |||
| Lightweight, Women (Olympic) | =9 | |||||
| 1996 Summer Olympics | Judo | KOR |
Jeong Seon-Yong | |||
| Lightweight, Women (Olympic) | 2 | Silver |
