Yanan may refer to:
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Yan'an
Yan'an (; ), alternatively spelled as Yenan is a prefecture-level city in the Shaanbei region of Shaanxi province, China, bordering Shanxi to the east and Gansu to the west. It administers several counties, including Zhidan (formerly Bao'an ...
, Chinese city in Shaanxi province, which was the Communist Party's capital from 1936 to 1948
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Yanan language, or Yana language, extinct language formerly spoken in north-central California
*Yan An (born 1996), Chinese singer, member of
Pentagon
In geometry, a pentagon (from the Greek πέντε ''pente'' meaning ''five'' and γωνία ''gonia'' meaning ''angle'') is any five-sided polygon or 5-gon. The sum of the internal angles in a simple pentagon is 540°.
A pentagon may be simpl ...
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