Orghana (Orakina or Ergene Khatun) was an Oirat princess of the Mongol Empire and Empress of the Chagatai Khanate. She was a daughter of Torolchi, chief of the Oirats and Checheyikhen, daughter of Genghis Khan.[1] She served as regent in the name of her infant son from 1252 to 1261.