Charles Borromeo is the patron saint of a number of Catholic churches:

• Mission San Carlos Borromeo de Carmelo, in Carmel-by-the-Sea, California
• St. Charles Borromeo Church (North Hollywood), in Los Angeles, California
• St. Charles Borromeo (Visalia), in Visalia, California
• St. Charles Borromeo Church (Bridgeport, Connecticut), in the Roman Catholic Diocese of Bridgeport
• St. Charles Borromeo Catholic Church or St. Charles of the Valley Catholic Church and Rectory, in Hailey, Idaho
• St. Charles Borromeo Church (Destrehan, Louisiana), in the Archdiocese of New Orleans
• St. Charles Borromeo Church (Waltham, Massachusetts), in Middlesex County
• St. Charles Borromeo Roman Catholic Church (Detroit, Michigan), in Wayne County
• St. Charles Borromeo Catholic Church (Albuquerque, New Mexico) in the Roman Catholic Archdiocese of Santa Fe
• St. Charles Borromeo's Church (Dover Plains, New York), in Dutchess County
• St. Charles Borromeo Church (Greece, New York), in Monroe County
• St. Charles Borromeo's Church (New York City), in Manhattan
• St. Charles Borromeo Catholic Church, Oakes, North Dakota
• St. Charles Borromeo Church Complex (Woonsocket, Rhode Island), in Providence County
• St. Charles Borromeo Catholic Church, (Fort Wayne, Indiana), in the Roman Catholic Diocese of Fort Wayne–South Bend, Indiana

• St. Charles Borromeo Church, Antwerp, Belgium
• St. Charles Borromeo Cathedral, Joliette, in Quebec, Canada
• St Charles Borromeo, Hull, East Riding of Yorkshire, England
• St Charles Borromeo Church, Westminster, in the Diocese of Westminster, London, England
• St. Charles Borromeo Cemetery Church, Vienna

• St. Charles' Church (disambiguation)
• Karlskirche (disambiguation)
• San Carlos Cathedral (disambiguation)
• San Carlo (disambiguation), includes a number of churches dedicated to Charles Borromeo
• Saint Charles Borromeo Seminary (disambiguation)