Juan Frausto Pallares (July 1941 ) is a Mexican Bishop of the Archdiocese of Leon.
He was born in Tomelópez to Luciano Frausto and Aurelia Pallares. He had 11 brothers. He studied in the Apostolic School of the Diocesan Seminary of Leon and was ordained a priest on June 21, 1968 in the Cathedral of León. In December 2005, he was appointed Titular Bishop of Vagrauta and auxiliary of the Diocese of León by Pope Benedict XVI.