| Lee Hong-yuan | |
| Native Name: | Chinese: 李鴻源 |
| Office1: | 29th Minister of the Interior |
| Primeminister1: | Sean Chen Jiang Yi-huah |
| Term Start1: | 6 February 2012 |
| Term End1: | 25 February 2014[1] |
| Predecessor1: | Jiang Yi-huah |
| Successor1: | Chen Wei-zen |
| Office2: | Minister of the Public Construction Commission |
| Primeminister2: | Wu Den-yih |
| Term Start2: | 1 April 2011 |
| Term End2: | 5 February 2012 |
| Predecessor2: | Fan Liang-shiow |
| Successor2: | Jenn-Chuan Chern |
| Office3: | Deputy Magistrate of Taipei County |
| 1Blankname3: | Magistrate |
| Alongside3: | Lee Shu-chuan |
| 1Namedata3: | Chou Hsi-wei |
| Term Start3: | 20 December 2005 |
| Term End3: | 19 March 2009 |
| Birth Place: | Taishan, Taipei County[2] |
| Nationality: | Taiwan |
| Relatives: | Lee Hung-chun (brother) |
| Alma Mater: | National Cheng Kung University University of Iowa |
Lee Hong-yuan (; born 21 June 1956) is a Taiwanese politician. He was the Minister of the Ministry of the Interior (MOI) of the Executive Yuan from 2012 to 2014.[3]
Lee Hong-yuan was born in Taishan, Taipei County to a farmer family. His father Lee Teng-hui served as head of the district. Lee's younger brother is Lee Hung-chun.[4] He obtained his bachelor's degree in hydraulic engineering from National Cheng Kung University. He then earned an M.S. (1982) and Ph.D. (1984) in Civil and Environmental Engineering from the University of Iowa, where was inducted as a member of the Distinguished Engineering Alumni Academy in 2008.[5]
Upon graduation, Lee worked in the United States for two years before returning to Taiwan in 1986 to teach at National Taiwan University. Lee has also been a visiting professor at five universities in China and in the Netherlands.[2]
Lee is married to Hui Hsin Lee and has four children.