Yun

Yun may refer to:


 * Yǔn, Chinese name of Xionites, a nomadic tribe of Central Asia
 * Yun (Chinese name) (云/雲), a Chinese family name
 * Yun (ancient surname), an ancient Chinese surname
 * Yeon, or Yun, Korean (or Dutch given name) family name
 * Yun (Korean surname), or Yoon, Korean family name
 * Yun (Street Fighter), a Street Fighter character
 * Yun OS, mobile operation system developed by Alibaba
 * Yun County, Hubei, in China
 * Yun County, Yunnan, in China
 * Yunnan, abbreviated as Yún, province of China
 * Brother Yun, a Chinese Christian
 * Arduino Yún, a single-board microcontroller
 * ISO 4217 for Yugoslav Convertible dinar