| Roles | Competed in Youth Olympic Games |
|---|---|
| Sex | Female |
| Full name | Wang•Hui-Song |
| Used name | Wang•Hui-Song |
| Name order | Oriental |
| Original name | 왕•희송 |
| Born | 15 December 2003 |
| Measurements | 163 cm / 50 kg |
| NOC | Republic of Korea |
| Medals | YOG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2018 Summer Youth Olympics | Swimming (Aquatics) | KOR |
Wang Hui-Song | |||
| 4 × 100 metres Freestyle Relay, Mixed Youth (YOG) | Republic of Korea | 16 | ||||
| 100 metres Breaststroke, Girls (YOG) | 25 | |||||
| 200 metres Breaststroke, Girls (YOG) | 3 | Bronze |