Francisco Javier Clavijero Echegaray(sometimes Francesco Saverio Clavigero) (September 9, 1731 – April 2, 1787), was aNovohispano Jesuit teacher, scholar andhistorian. After the expulsion of the Jesuitsfrom Spanish colonies (1767), he went toItaly, where he wrote a valuable work on thepre-Columbian history and civilizations ofMesoamerica and the central Mexicanaltiplano.