Chang Xu (died 266), courtesy name Xiuye, was an official and scholar of the state of Shu Han in the Three Kingdoms period of China.
[3] He was appointed as an official by Shu Han and later entered the imperial court as guanglu langzhong (光祿郎中; "Gentleman of the Household and Palace") and served as Main Adviser (主事; host and manage affairs).
Chang Xu was welcomed by the officials of his home commandery Shu, to serve as Officer of Merit (功曹).
[4] At that time in Shu, the commandery military and government's affairs, such as the selection of officials and management of the prisons, were under the control of generals.
[6] During the Conquest of Shu by Wei, Deng Ai defeated Zhuge Zhan at Mianzhu, causing panic in the whole region.
[8] The Inspector of Yi Province (益州刺史), Yuan Shao (袁邵), praised Chang Xu's commitment and integrity so he appointed him as his Registrar (主簿).