Su Xiaoyun, male, Tujia nationality, is a native of Xuan'en, Hubei Province. He was born in 1952, joined the CPC in 1973, and obtained a master's degree from the Central Party School as an in-service student.
Su has been active in the Party in the areas of Xuan'en county, Yuexi prefecture, Gaoluo, and Banliao commune of his native Hebei. In the late 1980s he served as vice-mayor and mayor of Yuexi prefecture, and in 1993 he was appointed as vice-governor of Hubei Province, after almost thirty years of service to the provincial Party committees of Hubei Province.