Punu may refer to:

Punu people, a people of Gabon Punu language, the language of the Punu people Bunu languages or Punu languages, the Hmongic languages of the Yao people of China Penu, Golestan or Pūnū, a village in Golestan, Iran Punu Chanyu, chanyu of the Xiongnu empire

See also Puno, Peru