| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Lee•Jeong-Su |
| Used name | Lee•Jeong-Su |
| Name order | Oriental |
| Original name | 이•정수 |
| Other names | Lee Jung-Su |
| Born | 30 November 1989 in Seoul, Seoul (KOR) |
| Measurements | 173 cm / 60 kg |
| Affiliations | Dankook University, Yongin (KOR) |
| NOC | Republic of Korea |
| Medals | OG |
| Gold | 2 |
| Silver | 1 |
| Bronze | 0 |
| Total | 3 |
Only a few months after skating in the Vancouver Winter Olympics, Lee Jeong-Su was given a three-year ban from competition by the Korean Skating Union for conspiring with Gwak Yun-Gi to rig the results of race competitions, including the national team tryouts.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2010 Winter Olympics | Short Track Speed Skating (Skating) | KOR |
Lee Jeong-Su | |||
| 1,000 metres, Men (Olympic) | 1 | Gold | ||||
| 1,500 metres, Men (Olympic) | 1 | Gold | ||||
| 5,000 metres Relay, Men (Olympic) | Republic of Korea | 2 | Silver |
| Games | Date | Sport | Event | Phase | Mark | Pos |
|---|---|---|---|---|---|---|
| 2010 Winter Olympics | 13 February 2010 | Short Track Speed Skating (Skating) | 1,500 metres, Men | Round One, Heat Three | 2:12.380 | 1 |
| 2010 Winter Olympics | 13 February 2010 | Short Track Speed Skating (Skating) | 1,500 metres, Men | Semi-Finals, Heat One | 2:10.949 | 1 |
| 2010 Winter Olympics | 20 February 2010 | Short Track Speed Skating (Skating) | 1,000 metres, Men | Final Round, A Final | 1:23.747 | 1 |