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Su Jia-chyuan MLY
蘇嘉全
Official portrait, 2016
11thChairperson of the Straits Exchange Foundation
Incumbent
Assumed office 23 January 2026
President	Lai Ching-te
Preceded by	Frank Wu
11th President of the Legislative Yuan
In office 1 February 2016 – 31 January 2020
Vice President	Tsai Chi-chang
Preceded by	Wang Jin-pyng
Succeeded by	Yu Shyi-kun
Additional offices 2ndChairman of the Taiwan–Japan Relations Association In office 27 May 2022 – 5 January 2026 President Tsai Ing-wen Lai Ching-te Preceded by Chiou I-jen Succeeded by Frank Hsieh 36thSecretary-General to the President In office 20 May 2020 – 2 August 2020 President Tsai Ing-wen Preceded by Chen Chu Succeeded by Liu Chien-sin(acting) 16th & 18thSecretary-General of the Democratic Progressive Party In office 20 December 2010 – 15 June 2012 Chairperson Tsai Ing-wen Preceded by Wu Nai-ren Succeeded by Lin Hsi-yao In office 20 December 2009 – 20 May 2010 Chairperson Tsai Ing-wen Preceded by Wu Nai-ren Succeeded by Wu Nai-ren 9thMinister of Agriculture In office 25 January 2006 – 20 May 2008 Prime Minister Su Tseng-chang Chang Chun-hsiung Deputy Lin Kuo-hua Preceded by Lee Chin-lung Succeeded by Chen Wu-hsiung 25thMinister of the Interior In office 9 April 2004 – 25 January 2006 Prime Minister Yu Shyi-kun Frank Hsieh Deputy Chang Wen-ying[1] Preceded by Yu Cheng-hsien Succeeded by Lee I-yang
10thMagistrate of Pingtung
In office 20 December 1997 – 8 April 2004
Preceded by	Chang Man-chuen(acting) Wu Tse-yuan
Succeeded by	Wu Ying-wen(acting) Tsao Chi-hung
Member of the Legislative Yuan
In office 1 February 2016 – 31 January 2020
Constituency	Party-list (DPP)
In office 1 February 1993 – 20 December 1997
Constituency	Pingtung County
Member of the National Assembly
In office 1 February 1987 – 31 January 1993
Personal details
Born	(1956-10-22)22 October 1956 (age 69) Pingtung County,Taiwan
Nationality	Taiwan
Party	Democratic Progressive Party
Spouse	Hung Heng-chu (洪恆珠)[2]
Education	National Taiwan Ocean University (BS) National Sun Yat-sen University (MPA)
Signature

Su Jia-chyuan (or Su Chia-chyuan;Chinese:蘇嘉全;pinyin:Sū Jiāquán; born 22 October 1956) is aTaiwanese politician of theDemocratic Progressive Party (DPP) who served as thePresident of the Legislative Yuan from 2016 to 2020.

As the first non-Kuomintang President of theLegislative Yuan, Su is an at-large legislator and previously Commissioner ofPingtung County, and held national posts asMinister of the Interior andMinister of Agriculture under PresidentChen Shui-bian's administration.^[3] From May to August 2020, he briefly served as Secretary General to the President under theTsai Ing-wen administration.^[4]

After graduating fromNational Pingtung Senior High School, Su studiedfood science as an undergraduate atNational Taiwan Ocean University and graduated with a bachelor's degree in 1979. He then earned aMaster of Public Affairs (M.P.A.) fromNational Sun Yat-sen University.^[5]

In 2010, Su narrowly lost toJason Hu in theelection for Mayor ofTaichung.^[6]

The DPP presidential candidate,Tsai Ing-wen, announced Su as her running mate in the2012 presidential election. However, the ticket lost to the incumbent presidentMa Ying-jeou, who sought a second term.^[7]

In2016 legislative elections Su placed on theproportional representation ballot, and won a seat in theLegislative Yuan.^[8]

Su was elected the eleventhPresident of the Legislative Yuan on 1 February 2016, when the members of the ninth Legislative Yuan met for the first time.^[9] Su became the first DPP and non-KMT speaker in the Legislative Yuan.^[10][11]

Su was namedSecretary-General to the President on 20 May 2020.^[12][13] He resigned on 2 August 2020, following allegations of bribery against his nephew, legislatorSu Chen-ching [zh].^[14] In May 2022, Su succeededChiou I-jen as chairperson of theTaiwan–Japan Relations Association.^[15] in January 2026, Su was named chair of theStraits Exchange Foundation.^[16][17]

Su was impeached by theControl Yuan on 3 September 2012, for illegally constructing a luxury farmhouse on agricultural land without engaging in any agriculture. Su's villa, built on agricultural land, was a controversial issue in the 2012 presidential elections.^[18]

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• Living people
• 1956 births
• National Sun Yat-sen University alumni
• Magistrates of Pingtung County
• Ministers of agriculture of Taiwan
• Ministers of the interior of Taiwan
• Members of the 2nd Legislative Yuan
• Democratic Progressive Party Members of the Legislative Yuan
• Members of the 9th Legislative Yuan
• Taiwanese presidents of the Legislative Yuan
• Party List Members of the Legislative Yuan
• Members of the 3rd Legislative Yuan
• Pingtung County Members of the Legislative Yuan

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