| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Ji•Seong-Hwan |
| Used name | Ji•Seong-Hwan |
| Name order | Oriental |
| Original name | 지•성환 |
| Born | 16 September 1974 in Seongnam, Gyeonggi (KOR) |
| Measurements | 184 cm / 80 kg |
| Affiliations | Sungnam City Office (KOR) |
| NOC | Republic of Korea |
| Medals | OG |
| Gold | 0 |
| Silver | 1 |
| Bronze | 0 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2000 Summer Olympics | Hockey | KOR |
Ji Seong-Hwan | |||
| Hockey, Men (Olympic) | Republic of Korea | 2 | Silver | |||
| 2004 Summer Olympics | Hockey | KOR |
Ji Seong-Hwan | |||
| Hockey, Men (Olympic) | Republic of Korea | 8 |