| Native Name Lang: | zh |
| Birth Date: | 21 November 1975 |
| Nationality: | Taiwanese |
| Occupation: | Human rights lawyer, politician |
| Office: | Secretary-General of the New Power Party |
| Predecessor: | Chen Hui-min |
Chen Meng-hsiu (; born 21 November 1975) or Cirasmita Chen is a Taiwanese lawyer and politician.
Chen was a human rights lawyer prior to her career in politics.[1] She was appointed Chen Hui-min's successor as secretary-general of the New Power Party on 1 March 2019, when party chairman Chiu Hsien-chih took office.[2] As secretary-general, Chen Meng-hsiu announced the party's electoral strategy for the 2020 legislative election.[3] When Chiu resigned from the chairmanship on 12 August 2019, Chen managed party affairs while the position was vacant.[4] Hsu Yung-ming, Chiu's successor as New Power Party chair, announced on 30 August 2019 that would replace Chen as secretary-general.[5]