Diocese or Archdiocese of Santiago may refer to the following (former and/or present) ecclesiastical jurisdictions — bishoprics or archbishoprics — with see in a city called Santiago (after Saint James, in Spanish):

• Roman Catholic Diocese of Santiago de Cabo Verde on Cape Verde

• Anglican Diocese of Santiago in Chile
• Roman Catholic Archdiocese of Santiago de Chile in Chile
• Roman Catholic Archdiocese of Santiago de Cuba on Cuba
• Roman Catholic Archdiocese of Santiago de los Caballeros on Hispaniola, in the Dominican Republic
• Roman Catholic Diocese of Santiago del Estero in Argentina
• Roman Catholic Diocese of Santiago de María in El Salvador
• Roman Catholic Diocese of Santiago de Veraguas in Panama

• Diocese of Santiago; see Episcopal Church in the Philippines#Dioceses
• Diocese of Santiago (Philippine Independent Church); see List of dioceses of the Philippine Independent Church

• Roman Catholic Archdiocese of Santiago de Compostela in Galicia, Spain

This disambiguation page lists articles associated with the title Diocese of Santiago.
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