For a long time, due to various reasons, the given name, taken name, styled name and assumed name of Ning Diaoyuan have not been completely understood, which affects the comprehensive, in-depth and accurate study of Ning DiaoYuan. The newly discovered relevant historical materials show that Ning Diaoyuan’s given name was Ning Zhiti, but his formal name used in school was Ning Diaoyuan. He called himself “Qiushi”. His aliases were Lin Shiyi and Pizhi. His taken name was Guangjia. His styled name were Xianxia, Dayi, Chouren or Taiyi, Xian Fu, etc. His assumed name were Quhun, Pizhi, Xianxia, Minyi, Dayi, Da, Xianfu, Xian, Ren, Shan, Xianxia, Taiyi, etc.