The Roman Catholic Diocese of Nuevo Casas Grandes (Latin: Dioecesis Neograndicasensis) is a suffragan diocese of the Archdiocese of Chihuahua, in Mexico. It was created as a territorial prelature in 1977 and elevated in 2000. It has an area of 36,320, a population of 149,000, a Catholic population of 130,000, 37 priests, and 45 religious.

• Hilario Chávez Joya, M.N.M. (1977–2004) - Bishop Emeritus; died in 2010
• Gerardo de Jesús Rojas López (2004–2010) - Transferred by Pope Benedict XVI on Tuesday, December 7, 2010, to be the Bishop of the Roman Catholic Diocese of Tabasco, Mexico
• Jesús José Herrera Quiñonez (2011–Present), appointed by Pope Benedict XVI, on Thursday, October 27, 2011; formerly a Monsignor and a pastor in the clergy of the Roman Catholic Diocese of Mexicali, Mexico; he was born in Mexicali in 1961 and ordained a priest in 1987; he has served as Diocesan Assistant to the Christian Family Movement, and as Secretary and Chancellor of the Diocesan Curia.^[1]

• Nuevo Casas Grandes, Chihuahua