Deng Zixin (Chinese: 邓子新; born 1957) is a Chinese microbiologist and Professor of Microbiology at Shanghai Jiao Tong University. Born in Hubei, China, he graduated from Huazhong Agricultural University with a BSc in microbiology in 1982 and completed his PhD on the genetics of Streptomyces at the University of East Anglia in 1987. He was made a Member of the Chinese Academy of Sciences in 2005, a Fellow of The World Academy of Sciences in 2006, and a Fellow of the American Academy of Microbiology in 2010.