| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Male | 
| Full name | Choi•Seong-Guk | 
| Used name | Choi•Seong-Guk | 
| Name order | Oriental | 
| Original name | 최•성국 | 
| Other names | Choi Sung-Kuk | 
| Born | 8 February 1983 in Seoul, Seoul (KOR) | 
| Measurements | 178 cm / 68 kg | 
| Affiliations | Ulsan Hyundai, Ulsan (KOR) | 
| NOC |  Republic of Korea | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2004 Summer Olympics | Football (Football) |  KOR | Choi Seong-Guk | |||
| Football, Men (Olympic) | Republic of Korea | 6 |