Pedro de Barrientos Lomelin

Pedro de Barrientos Lomelin (died 27 December, 1658) was a Roman Catholic prelate who served as Bishop of Durango (1655–1658).

On 31 May 1655, Pedro de Barrientos Lomelin was appointed during the papacy of Pope Alexander VII as Bishop of Durango. On 16 Jul 1656, he was consecrated bishop by Francisco Diego Díaz de Quintanilla y de Hevía y Valdés, Bishop of Antequera, Oaxaca. He served as Bishop of Durango until his death on 27 Dec 1658. While bishop, he was the principal co-consecrator of Mateo de Sagade de Bugueyro, Archbishop of México (1656) He also assisted in the consecration of Nicolás de la Torre Muñoz, Bishop of Santiago de Cuba (1651).