Zhenxi Gao (1907–1991) was a native of Xingyang County, Henan Province. He was a geologist and academician at the Chinese Academy of Sciences. He graduated from Peking University in 1931 and taught at the school. He was senior specialist of the Central Geological Survey of China. After 1950, he served as the director of the Geological Museum of China, the chief engineer, the director of the Science Popularisation Committee of the Geological Society of China, and the scientific adviser of the China Tourism Earth Science Research Institute. He established the Meso- to Neoproterozoic section in Ji County, Tianjin, which has become the basis for studying Proterozoic strata in China. His writings include ‘Sinian Strata in Northern China’, ‘Karst Topography’, and ‘Mountains, Water System and Coast of Fujian’. He contributed greatly to earth science popularisation and the development of tourism earth science in China.