Bayatan or Beyatan or Biatan (), also rendered as Bayatun or Beyatun or Biatun or Biyatun, may refer to: Biatan-e Olya, a village in Hamadan Province, Iran Biatan-e Sofla, a village in Hamadan Province, Iran Bayatan, Borujerd, a village in Borujerd County, Lorestan Province, Iran Bayatan, Dorud, a village in Dorud County, Lorestan Province, Iran Bayatan, Markazi, a village in Markazi Province, Iran