| Roles | Competed in Olympic Games • Competed in Youth Olympic Games |
|---|---|
| Sex | Female |
| Full name | Seo•Ji-Yeon |
| Used name | Seo•Ji-Yeon |
| Name order | Oriental |
| Original name | 서•지연 |
| Born | 3 March 1993 in Seoul, Seoul (KOR) |
| Measurements | 168 cm / 56 kg |
| Affiliations | Ansan City Hall |
| NOC | Republic of Korea |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2010 Summer Youth Olympics | Fencing | KOR |
Seo Ji-Yeon | |||
| Mixed Weapon, Team, Mixed Youth (YOG) | Asia-Oceania I | 4 | ||||
| Sabre, Individual, Girls (YOG) | 5 | |||||
| 2016 Summer Olympics | Fencing | KOR |
Seo Ji-Yeon | |||
| Sabre, Individual, Women (Olympic) | 20 | |||||
| Sabre, Team, Women (Olympic) | Republic of Korea | 5 | ||||
| 2020 Summer Olympics | Fencing | KOR |
Seo Ji-Yeon | |||
| Sabre, Team, Women (Olympic) | Republic of Korea | 3 | Bronze |