| Si Yan | |
| Nationality: | Chinese |
| Birth Date: | 9 December 1989 |
| Position: | Goalkeeper |
| Currentclub: | Anhui Club |
| Nationalteam1: | China |
| Nationalcaps1: | 71[1] |
| Nationalgoals1: | 0 |
Si Yan (born 9 December 1989) is a Chinese team handball goalkeeper. She plays for the Anhui HC, and on the Chinese national team. She represented China at the 2013 World Women's Handball Championship in Serbia, where the Chinese team placed 18th.