| Roles | Competed in Youth Olympic Games |
|---|---|
| Sex | Male |
| Full name | Seo•Byeong-Deok |
| Used name | Seo•Byeong-Deok |
| Name order | Oriental |
| Born | 17 March 1993 |
| NOC | Republic of Korea |
| Medals | YOG |
| Gold | 1 |
| Silver | 0 |
| Bronze | 0 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2010 Summer Youth Olympics | Taekwondo | KOR |
Seo Byeong-Deok | |||
| ≤63 kilograms, Boys (YOG) | 1 | Gold |