| Jung Si-yun | |
| Birth Date: | 8 September 2000 |
| Birth Place: | South Korea |
| Position: | Forward |
| Shoots: | Right |
| Height Cm: | 171 |
| Weight Kg: | 64 |
| League: | KWHL |
| Team: | Ice Avengers |
| Sex: | f |
| Ntl Team: | KOR |
| Ntl Team 2: | COR |
| Career Start: | 2016 |
Jung Si-yun (born 8 September 2000) is a South Korean ice hockey player. She competed in the 2018 Winter Olympics.[1]