Yunmen Wenyan or Ummon (c. 860–949) was a Zen Buddhist master.
Yunmen may also refer to:
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Yunmen school of Chan Buddhism, named after Yunmen Wenyan
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Yunmen, an acupuncture point on the lung meridian
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Yunmen Subdistrict () of Hechuan District, Chongqing
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Yunmen Dajuan (), a legendary ritual dance from the Yellow Emperor era, see Yayue and History of Chinese dance
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Cloud Gate Dance Theater (), Taiwanese modern dance group
