Zhang Gui was the governor of Liang province and first Duke of Xiping under Western Jin. He was the seventeenth generation descendant of King of Changshan Zhang Erh from the Chu–Han Contention era. In 301, appointed as governor of the Liang province. In 313, granted the title Duke of Xiping. The following year, Zhang Kuei died from an illness and his followers supported his eldest son Zhang Shi to continue the governor position.