| Roles | Competed in Youth Olympic Games |
|---|---|
| Sex | Female |
| Full name | Choi•Yun-A |
| Used name | Choi•Yun-A |
| Name order | Oriental |
| Original name | 최•윤아 |
| Other names | Choi Yoo-Nah |
| Born | 28 April 2002 |
| NOC |  Republic of Korea |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2020 Winter Youth Olympics | Biathlon | KOR |
Choi Yun-A | |||
| Sprint, Girls (YOG) | 64 | |||||
| Relay, Mixed Youth (YOG) | Cheon Yun-Pil | 25 | ||||
| Individual, Girls (YOG) | 48 |
