The Diocese of Sonsonate is a Latin Church ecclesiastical territory or diocese of the Catholic Church in El Salvador. It is a suffragan diocese in the ecclesiastical province of the metropolitan Archdiocese of San Salvador. The Diocese of Sonsonate was erected on 31 May 1986.

• José Carmen Di Pietro Pésolo, S.D.B. (1986–1989)
• José Adolfo Mojica Morales (1989–2011)
• Fabio Reynaldo Colindres Abarca (2011–2012); Apostolic Administrator "ad nutum Sanctae Sedis"; concurrently Military Ordinary of El Salvador
• Constantino Barrera Morales (2012–present); Bishop-elect; formerly Rector of the Salvadoran National Major Seminary, "San Jose de la Montana"

• "Diocese of Sonsonate". Catholic-Hierarchy. Retrieved 2007-02-16. ^{[self-published]}