Tsay Ting-kuei

Tsay Ting-kuei
蔡丁貴
Tsay Ting-kuei in May 2014
Personal details
Born	(1949-03-24) March 24, 1949 (age 75) Zihguan, Kaohsiung, Taiwan, Republic of China
Citizenship	Republic of China United States (1990–2002)
Political party	Free Taiwan Party (2015–)
Alma mater	National Cheng Kung University Cornell University
Chinese name
Traditional Chinese	蔡丁貴
Simplified Chinese	蔡丁贵
Transcriptions Standard Mandarin Hanyu Pinyin Cài Dīngguì Gwoyeu Romatzyh Tsay Dingguey Wade–Giles Ts'ai4 Ting1-kwei4 Southern Min Hokkien POJ Chhòa Teng-kùi

Tsay Ting-kuei (Chinese: 蔡丁貴; Pe̍h-ōe-jī: Chhòa Teng-kùi; born 24 March 1949) is a Taiwanese civil engineering professor, political activist, and former government official. A professor at National Taiwan University in Taipei, he has conducted research in areas including coastal engineering and computational hydraulics. In politics, he served in various positions in the Chen Shui-bian administration in the mid-2000s, and rose to greater prominence for his protests in support of the Taiwan independence movement.