Ju-Chin Chu (Chinese: 朱汝瑾; pinyin: Zhū Rǔjǐn; 14 December 1919 - 15 November 2000) was a Chinese American chemical engineer and father of Steven Chu. He was born in Taicang, Jiangsu, China. Chu attended Suzhou High School, Tsinghua University and National Southwestern Associated University in China before he went to Massachusetts Institute of Technology for Ph.D. education in 1946. After graduating from MIT, he taught at Washington University in St.