The Roman Catholic Diocese of Crateús () is a diocese located in the city of Crateús in the ecclesiastical province of Fortaleza in Brazil.

History September 28, 1963: Established as Diocese of Crateús from the Diocese of Iguatu and Diocese of Sobral

Leadership Bishops of Crateús (Roman rite) Bishop Antônio Batista Fragoso (1964.04.28 – 1998.02.18) Bishop Jacinto Furtado de Brito Sobrinho (1998.02.18 – 2012.02.22), appointed Archbishop of Teresina, Piaui Bishop Ailton Menegussi (2013.11.06 − present)

References GCatholic.org Catholic Hierarchy