Mount Xiao or Mount Yao (Chinese: 崤山; pinyin: Xiáo Shān or Yáo Shān) is a range of mountains in western Henan, China north of the Luo River and south of Sanmenxia. Major peaks include Qīnggǎngfēng (青崗峰; 1903 m) and Guānyúnshān (冠雲山; 1666 m).