| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Female | 
| Full name | Choi•Seung-Yong | 
| Used name | Choi•Seung-Yong | 
| Name order | Oriental | 
| Original name | 최•승용 | 
| Born | 6 February 1980 in Seoul, Seoul (KOR) | 
| Measurements | 160 cm / 58 kg | 
| Affiliations | Baehwa Girls High School (KOR) | 
| NOC |   Republic of Korea | 
Personal Bests: 500 – 38.21 (2006); 1000 – 1:17.50 (2003); 1500 – 2:05.90 (2004); 3000 – 4:41.33 (2004).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1998 Winter Olympics | Speed Skating (Skating) |  KOR | 
Choi Seung-Yong | |||
| 500 metres, Women (Olympic) | =24 | |||||
| 1,000 metres, Women (Olympic) | 24 | |||||
| 2002 Winter Olympics | Speed Skating (Skating) |  KOR | 
Choi Seung-Yong | |||
| 500 metres, Women (Olympic) | 18 | |||||
| 1,000 metres, Women (Olympic) | 32 | |||||
| 2006 Winter Olympics | Speed Skating (Skating) |  KOR | 
Choi Seung-Yong | |||
| 500 metres, Women (Olympic) | 18 |