Cheng Gengdong (Chinese: 程耿东; born September 1941), also known as Geng-Dong Cheng, is a Chinese civil engineer and physicist who specializes in engineering mechanics and computational mechanics. He is a professor at the Dalian University of Technology and served as President from 1995 to 2006. He is an academician of the Chinese Academy of Sciences and a foreign fellow of the Russian Academy of Sciences.