Chui Tien-You
- Birth Date
- 5/16/1983
- Birth Place
- Hong Kong, China
- Known For
- Acting

Chui Man-kin (born May 16, 1983), better known as Chui Tien-you or Tien You or "TY", is an Hong Kong actor, singer, writer and director.

Chui Man-kin (born May 16, 1983), better known as Chui Tien-you or Tien You or "TY", is an Hong Kong actor, singer, writer and director.