| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Lee•Il-Gyu | |
| Used name | Lee•Il-Gyu | |
| Name order | Oriental | |
| Original name | 이•일규 | |
| Other names | Lee Il-Kyu | |
| Born | 16 September 1940 | |
| Measurements | 168 cm / 58 kg | |
| NOC | Republic of Korea |  KOR |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1964 Summer Olympics | Equestrian Jumping (Equestrian) | KOR |
Lee Il-Gyu | |||
| Individual, Open (Olympic) | Rebel | =31 | ||||
| Team, Open (Olympic) | Rebel / Republic of Korea | 14 |
