| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Jeong•Gi-Seon |
| Used name | Jeong•Gi-Seon |
| Name order | Oriental |
| Original name | 정•기선 |
| Other names | Chung Ki-Sun |
| Born | 25 April 1937 |
| Measurements | 167 cm / 64 kg |
| NOC | Republic of Korea |
Personal Bests: 100 – 10.3 (1966); 200 – 21.5 (1958).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Athletics | KOR |
Jeong Gi-Seon | |||
| 100 metres, Men (Olympic) | 6 h2 r1/4 | |||||
| 200 metres, Men (Olympic) | 7 h8 r1/4 |