2010 Winter Olympics - Athletes
| Athlete | Sport |
|---|---|
 Barbara Jezersek | Skiing |
 Mun Ji-Hee | Biathlon |
 Han Jialiang | Skating |
| Tong Jian | Skating |
| Liu Jiayu | Skiing |
| Yu Jing | Skating |
| Lee Jinhee | Bobsleigh |
 Lubos Jira | Luge |
 Nadja Jnglin-Kamer | Skiing |
 Maciej Jodko | Skiing |
 Britta Johansson Norgren | Skiing |
 Therese Johaug | Skiing |
 Haley Johnson | Biathlon |
| Anders Johnson | Skiing |
 Perianne Jones | Skiing |
| Lee Jong Woo | Skating |
 Emmanuel Jonnier | Skiing |
| Magnus Jonsson | Biathlon |
| Emil Jonsson | Skiing |
| Helena Jonsson | Biathlon |
| Mun Joon | Skating |
 Selina Jörg | Skiing |
| Marion Josserand | Skiing |
| Brian Joubert | Skating |
| Dan Joye | Luge |