| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Jang•Chang-Seon |
| Used name | Jang•Chang-Seon |
| Name order | Oriental |
| Original name | 장•창선 |
| Other names | Chang Chang-Sun |
| Born | 12 June 1942 |
| Measurements | 158 cm / 56 kg |
| NOC | Republic of Korea |
| Medals | OG |
| Gold | 0 |
| Silver | 1 |
| Bronze | 0 |
| Total | 1 |
Chang Chang-Sun had the following finishes at major championships – 1966 World Championship: 52.0 kg. Freestyle (1st).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Wrestling | KOR |
Jang Chang-Seon | |||
| Flyweight, Freestyle, Men (Olympic) | 2 | Silver |