Lin Siyi
- Born
- 5 April 1994 (age 32)
- Place of birth
- Wenzhou, Zhejiang, China
- Known for
- Actor
- Also known as
- Sissy Lin, Lin Si Yi, 林思意, 小四, Xiao Si, Lâm Tư Ý
Lin Siyi (Chinese: 林思意; pinyin: Lín Sīyì; born April 5, 1994 in Wenzhou, Zhejiang, China) is a Chinese singer and actress, and member of Team NII of Chinese idol girl group SNH48.
