| Roles | Competed in Olympic Games • Competed in Youth Olympic Games |
|---|---|
| Sex | Male |
| Full name | Lee•Yu-Yeon |
| Used name | Lee•Yu-Yeon |
| Name order | Oriental |
| Original name | 이•유연 |
| Born | 4 September 2000 |
| NOC | Republic of Korea |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2018 Summer Youth Olympics | Swimming (Aquatics) | KOR |
Lee Yu-Yeon | |||
| 50 metres Freestyle, Boys (YOG) | 9 | |||||
| 4 × 100 metres Freestyle Relay, Mixed Youth (YOG) | Republic of Korea | 16 | ||||
| 100 metres Freestyle, Boys (YOG) | 5 | |||||
| 200 metres Freestyle, Boys (YOG) | 8 | |||||
| 2020 Summer Olympics | Swimming (Aquatics) | KOR |
Lee Yu-Yeon | |||
| 4 × 200 metres Freestyle Relay, Men (Olympic) | Republic of Korea | 13 |