| Cheng Li-wun | |
| Native Name Lang: | zh-tw |
| Honorific-Suffix: | MLY |
| Office: | Member of the Legislative Yuan |
| Term Start: | 1 February 2020 |
| Term End: | 1 February 2024 |
| Constituency: | Party-list |
| Term Start1: | 1 February 2008 |
| Term End1: | 31 January 2012 |
| Constituency1: | Party-list |
| Order2: | 2nd Spokesperson of the Executive Yuan |
| Term Start2: | 23 October 2012 |
| Term End2: | 17 February 2014 |
| Primeminister2: | Sean Chen Jiang Yi-huah |
| Predecessor2: | Huang Min-kung (acting) |
| Successor2: | Sun Lih-chyun |
| Office3: | Member of the National Assembly |
| Term Label3: | Mission based |
| Term Start3: | 30 May 2005 |
| Term End3: | 7 June 2005 |
| Constituency3: | Nationwide and Oversea |
| Term Start4: | 20 May 1996 |
| Term End4: | 19 May 2000 |
| Constituency4: | Taipei 1st |
| Birth Date: | 1969 11, df=yes |
| Birth Place: | Yunlin, Taiwan |
| Nationality: | Taiwan |
| Party: | Kuomintang (2005-present) |
| Otherparty: | Democratic Progressive Party (1988-2002) Independent (2002-2005) |
Cheng Li-wun (; born November 12, 1969) is a Kuomintang Politician, current non-divisional Legislator. The ancestral home is Yunnan, and once served as former spokeswoman for the Kuomintang in the Republic of China.,[1] Democratic Progressive Party Deputy Director of Youth Department, National Assembly Representative, Speaker of the Executive Yuan, the 7th term non-divisional Legislator, Kuomintang Central Committee Deputy Chief Executive of the Policy Committee, Kuomintang Central Committee Chairman of the Cultural Communication. She was previously a member of the Democratic Progressive Party, but she switched sides, citing disappointment with the DPP.[1]
Cheng married her long-time boyfriend Luo Wu-chang in 2011.