Jian Man-shu (; born 16 October 1988) is a Taiwanese actress, screenwriter and director. She is known for Year of the Rain, for which she was nominated for Best TV Series Actress at the 45th Golden Bell Awards.
In 2015, she was nominated for Best Supporting Actress for Maverick at the 52nd Golden Horse Awards. She won Best Supporting Actress for this role at the Taipei Film Festival. In 2021, she won Best Supporting Actress in a Television Series for her role in The Arc of Life at the 56th Golden Bell Awards.
She graduated from the theatre program at Taipei National University of the Arts with a major in directing.
Jian Man-shu married Yun Chang-lung, a hairstylist who is 10 years older, on July 7, 2017.
On July 27, 2017, Jian revealed that she is pregnant with their first child.