| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Yu•Nam-Gyu |
| Used name | Yu•Nam-Gyu |
| Name order | Oriental |
| Original name | 유•남규 |
| Other names | Yoo Nam-Kyu |
| Born | 4 June 1968 |
| Measurements | 166 cm / 58 kg |
| Affiliations | Donga Stock Company (KOR |
| NOC | Republic of Korea |
| Medals | OG |
| Gold | 1 |
| Silver | 0 |
| Bronze | 3 |
| Total | 4 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Table Tennis | KOR |
Yu Nam-Gyu | |||
| Singles, Men (Olympic) | 1 | Gold | ||||
| Doubles, Men (Olympic) | An Jae-Hyeong | 3 | Bronze | |||
| 1992 Summer Olympics | Table Tennis | KOR |
Yu Nam-Gyu | |||
| Singles, Men (Olympic) | =9 | |||||
| Doubles, Men (Olympic) | Kim Taek-Su | =3 | Bronze | |||
| 1996 Summer Olympics | Table Tennis | KOR |
Yu Nam-Gyu | |||
| Singles, Men (Olympic) | =9 | |||||
| Doubles, Men (Olympic) | Lee Cheol-Seung | 3 | Bronze |