Jia Su
Shu Yuanyu (; died December 17, 835) was an official of the Chinese Tang Dynasty, serving briefly as a chancellor during the reign of Emperor Wenzong. During Emperor Wenzong's reign, he became involved in a major power struggle between imperial officials and eunuchs known as the Ganlu Incident, and he was killed by the eunuchs along with three other chancellors, Li Xun, Wang Ya, and Jia Su.