Ashina Xian was a Western Turk khagan, also a general of Protectorate General to Pacify the West from 708 to 717, appointed by the Tang dynasty.
When his father was executed by Lai Junchen in 692, he was exiled to Yazhou.
In 708, he was appointed Xingxiwang Khagan (Chinese: 興昔亡可汗; lit.
[2] In 714, after the death of Suoge in the Battle of Bolchu, Xian was created Qixi (碛西) Military Commissioner and sent to Suyab to fill in the power vacuum.
[3] After defeat he left for Changan and died sometime during the Kaiyuan era.