Fiery serpent may refer to:
Mythology and folklore Boitatá, a Brazilian will-o'-the-wisp or legendary creature Fiery flying serpent, a creature mentioned in the Bible Firedrake (folklore), fiery flying serpents in European folklore Fiery serpents in Slavic folklore Xiuhcōātl, an Aztec mythological serpent
Other uses Dracunculus medinensis, or Guinea worm, a nematode causing dracunculiasis