List of by-elections in Taiwan
# List of by-elections in Taiwan

This is a list of major by-elections in Taiwan, with the names of the incumbent and victor and their respective parties.

## Local by-elections (mayors and magistrates)

| City / County | Date | Incumbent | Party | Winner | Party | Cause |
| - | - | - | - | - | - | - |
| Kaohsiung | 15 August 2020 | Han Kuo-yu | Kuomintang | Chen Chi-mai | DPP | Recalled |
| Keelung | 19 February 2007 | Hsu Tsai-li | Kuomintang | Chang Tong-rong | Kuomintang | Death |
| Taitung County | 1 April 2006 | Wu Chun-li | Independent | Kuang Li-chen | Kuomintang | Resigned over corruption |
| Yunlin County | 6 November 1999 | Su Wen-hsiung | Kuomintang | Chang Jung-wei | Independent | Death |
| Taoyuan County | 15 March 1997 | Liu Pang-yu | Kuomintang | Annette Lu | DPP | Assassinated |
| Penghu | 8 March 1993 | Wang Chien-tung | Kuomintang | Kao Chih-peng | DPP | Death |
| Hsinchu | 23 June 1984 | Shih Hsing-chung | Independent | Shih Hsing-chung | Independent | Resigned |
| Taichung County | 16 April 1956 | Chen Shui-tan | Kuomintang | Liao Wu-hu | Kuomintang | Death |
| Taitung County | 1 March 1952 | Chen Chen-tsung | Kuomintang | Wu Chin-yu | Kuomintang | Death |
| Miaoli County | 29 July 1951 | Liu Ting-kuo | Kuomintang | Lai Shun-sheng | Kuomintang | Election annulled after unduly elected |

## Legislative Yuan by-elections

| Constituency | Date | Incumbent | Party | Winner | Party | Cause |
| - | - | - | - | - | - | - |
| Nantou II | 4 March 2023 | Hsu Shu-hua | Kuomintang | Frida Tsai | DPP | Elected as Magistrate of Nantou County |
| Taipei III | 8 January 2023 | Chiang Wan-an | Kuomintang | Wang Hung-wei | Kuomintang | Resigned to run in election |
| Taichung II | 9 January 2022 | Chen Po-wei | Statebuilding | Lin Ching-yi | DPP | Recalled |
| Changhua I | 16 March 2019 | Wang Huei-mei | Kuomintang | Ko Cheng-fang | Kuomintang | Elected as Magistrate of Changhua County |
| New Taipei III | 16 March 2019 | Gao Jyh-peng | DPP | Yu Tian | DPP | Disqualified after conviction |
| Kinmen | 16 March 2019 | Yang Cheng-wu | Kuomintang | Chen Yu-chen | Independent | Elected as Magistrate of Kinmen County |
| Tainan II | 16 March 2019 | Huang Wei-che | DPP | Kuo Kuo-wen | DPP | Elected as Mayor of Tainan |
| Taichung V | 27 January 2019 | Lu Shiow-yen | Kuomintang | Shen Chih-hwei | Kuomintang | Resigned to run in election |
| Taipei II | 27 January 2019 | Pasuya Yao | DPP | Ho Chih-wei | DPP | Resigned to run in election |
| Changhua IV | 7 February 2015 | Wei Ming-ku | DPP | Chen Su-yueh | DPP | Resigned to run in election |
| Miaoli II | 7 February 2015 | Hsu Yao-chang | Kuomintang | Hsu Chih-jung | Kuomintang | Elected as Magistrate of Miaoli County |
| Nantou II | 7 February 2015 | Lin Ming-chen | Kuomintang | Hsu Shu-hua | Kuomintang | Elected as Magistrate of Nantou County |
| Pingtung III | 7 February 2015 | Pan Men-an | DPP | Chuang Jui-hsiung | DPP | Elected as Magistrate of Pingtung County |
| Taichung VI | 7 February 2015 | Lin Chia-lung | DPP | Huang Kuo-shu | DPP | Resigned to run in election |
| Taichung II | 26 January 2013 | Yen Ching-piao | NPSU | Yen Kuan-heng | Kuomintang | Disqualified after conviction |
| Kaohsiung IV | 5 March 2011 | Chen Chi-yu | DPP | Lin Tai-hua | DPP | Became Deputy Mayor of Kaohsiung |
| Tainan IV | 5 March 2011 | Lai Ching-te | DPP | Hsu Tain-tsair | DPP | Elected as Mayor of Tainan |
| Chiayi County II | 27 February 2010 | Helen Chang | DPP | Chen Ming-wen | DPP | Resigned to run in election |
| Hsinchu County | 27 February 2010 | Chiu Ching-chun | Kuomintang | Perng Shaw-jiin | DPP | Elected as Magistrate of Hsinchu County |
| Hualien County | 27 February 2010 | Fu Kun-chi | Kuomintang/PFP | Wang Ting-son | Kuomintang | Elected as Magistrate of Hualien County |
| Taoyuan III | 27 February 2010 | John Wu | Kuomintang | Huang Jen-shu | DPP | Elected as Magistrate of Taoyuan County |
| Taichung County III | 9 January 2010 | Chiang Lien-fu | Kuomintang | Tony Jian | DPP | Election annulled over fraud |
| Taitung County | 9 January 2010 | Justin Huang | Kuomintang | Lie Kuen-cheng | DPP | Resigned to run in election |
| Taoyuan II | 9 January 2010 | Liao Cheng-ching | Kuomintang | Kuo June-tsung | DPP | Election annulled over fraud |
| Nantou I | 5 December 2009 | Wu Den-yih | Kuomintang | Ma Wen-chun | Kuomintang | Became Premier of the Republic of China |
| Yunlin II | 26 September 2009 | Chang Sho-wen | Kuomintang | Liu Chien-kuo | DPP | Election annulled over fraud |
| Taipei VI | 28 March 2009 | Diane Lee | Kuomintang | Chiang Nai-shin | Kuomintang | Resigned over dual citizenship |
| Miaoli I | 14 March 2009 | Lee Yi-ting | Kuomintang | Kang Shih-ju | Independent | Election annulled over fraud |
| Chiayi | 11 March 2006 | Huang Min-hui | Kuomintang | Chiang Yi-hsiung | Kuomintang | Elected as Mayor of Chiayi |
| Hualien County | 12 March 1995 | Hsieh Shen-shan | Kuomintang | Chang Wea | Independent | Became Minister of Council of Labor Affairs of the Republic of China |
