Chen Chien-jen

| native_name_lang = zh-tw | honorific-suffix = OS KSG KHS | image = 陳建仁院長.png | caption = Official portrait, 2023 | order2 = 28th | office2 = Premier of the Republic of China | president2 = Tsai Ing-wen | 1blankname2 = Vice Premier | 1namedata2 = Cheng Wen-tsan | term_start2 = 31 January 2023 | term_end2 = 20 May 2024 | predecessor2 = Su Tseng-chang | successor2 = Cho Jung-tai | order3 = 11th | office3 = Vice President of the Republic of China | president3 = Tsai Ing-wen | term_start3 = 20 May 2016 | term_end3 = 20 May 2020 | predecessor3 = Wu Den-yih | successor3 = Lai Ching-te | office1 = 10th President of the Academia Sinica | president1 = Lai Ching-te | 1blankname1 = Deputy | 1namedata1 = | status1 = Designate | term_start1 = 21 June 2026 | term_end1 = | predecessor1 = | succeeding1 = James C. Liao | successor1 = | office4 = Vice President of the Academia Sinica | president4 = Chi-Huey Wong | term_start4 = 18 October 2011 | term_end4 = 16 November 2015 | predecessor4 = Andrew H. J. Wang | successor4 = Andrew H. J. Wang

{{Infobox officeholder | embed = Yes | office5 = 12th Minister of National Science | premier5 = Su Tseng-chang
Chang Chun-hsiung | term_start5 = 25 January 2006 | term_end5 = 19 May 2008 | predecessor5 = Maw-Kuen Wu | successor5 = Lee Lou-chuang | deputy5 = Wu Tsung-tsong
Yang Hung-duen | office6 = 9th Minister of Health | premier6 = Yu Shyi-kun | term_start6 = 18 May 2003 | term_end6 = 1 February 2005 | predecessor6 = Twu Shiing-jer | successor6 = Wang Hsiu-hong (acting}
Hou Sheng-mao }}

| birth_date = | birth_place = Cishan, Taiwan | death_date = | death_place = | party = DPP (after 2022)
Independent (before 2022) | education = National Taiwan University (BS, MPH)
Johns Hopkins University (DSc) | module = | module2 = | poj = Tân Kiàn-jîn }} }}

Chen Chien-jen (; born 6 June 1951) is a Taiwanese epidemiologist, geneticist, and politician who served as Vice President of the Republic of China from 2016 to 2020 and Premier of the Republic of China from 2023 to 2024.

After earning his doctorate from Johns Hopkins University, Chen was a professor of medicine at National Taiwan University and served as the head of the Ministry of Health from 2003 to 2005. He later headed the National Science Council between 2006 and 2008. Chen then served as a vice president of Academia Sinica from 2011 to 2015. Later that year, Chen joined Tsai Ing-wen on the Democratic Progressive Party presidential ticket and served as the vice president of the Republic of China from 2016 to 2020. Chen joined the DPP in 2022 and was appointed premier in January 2023.

He was a member of the Board of Trustees of Fu Jen Catholic University before running for the presidential election and served as Fu Jen's Robert J. Ronald Chair Professor after leaving office. Provided by Wikipedia