Li Gu

Li Gu may refer to:


 * Li Gu (Han dynasty) (李固; 93–147), style name Zijian (子堅), Eastern Han dynasty scholar and official
 * Li Gu (Later Zhou) (李穀; 903–960), Later Zhou dynasty chancellor
 * Li Gu (李固), fictional character in the novel Water Margin, Lu Junyi's housekeeper who betrayed his master