Yu Prefecture

Yu Prefecture may refer to:
 * Yù Prefecture (蔚州), a prefecture between the 6th and 20th centuries in modern Hebei and Shanxi, China
 * Yú Prefecture (渝州), a prefecture between the 6th and 12th centuries in modern Chongqing, China
 * Yòu Prefecture or Yu Prefecture (宥州), a prefecture between the 8th and 14th centuries in modern Inner Mongolia, China