Petén

Petén or Peten may refer to:
 * Petén Department, a department of Guatemala
 * Petén Basin, the geographical/archaeological region of Mesoamerica and a center of the Maya civilization
 * Lake Petén Itzá, a lake in the Petén Basin region
 * Peten Itza kingdom, a kingdom in modern-day Central America centered on the city of Nojpetén
 * The Hebrew name (פתן) for the Boeing AH-64A Apache in Israeli service, meaning "Cobra" in English
 * Peten (Egypt), a place name in Ancient Egypt
 * Petén molly, a fish