Aktzin (Totonacan: Ā'ktzini, "He who makes Thunder") was the god of rain, thunder and lightning for the Totonac people of Mexico. Aktzin corresponds with Tláloc to the Aztecs and Chaac or Cabrakán to the Mayas, and is most commonly syncretised with Saint John the Baptist.
He existed before the Sun and was owner of all the waters, except the rainwater ironically enough. He lived in the "great water" at the end of the sea and skies to the east, where he acted as the eastern pillar holding the world, his abode has also been described as underground where he creates wooden animals to act as his servants. In accordance to mesoamerican duality; Aktzin was both life giving and life taking, keen to drown the world as those who died by drowning (Totonacan: Mū'xtu'nîn after their initial contact with the Mayas of the Yucatán Peninsula. The Totonac territories were located near the Gulf coast in what is today the state of Veracruz. The city of El Tajín (City of the Thunder God), is an archaeological zone with the remains of the Totonac capital city dating back over 1,000 years.