Cathedral High School

Cathedral High School may refer to:


 * Cathedral High School (Boston)
 * Cathedral High School (Texas)
 * Cathedral Carmel High School (Lafayette, Louisiana)
 * Cathedral High School (Springfield, Massachusetts)
 * Cathedral High School (Los Angeles)
 * Cathedral High School (Detroit, Michigan)
 * Cathedral High School (New Ulm, Minnesota)
 * Cathedral High School (St. Cloud, Minnesota)
 * Cathedral High School (Natchez, Mississippi)
 * Cathedral High School (New York City)
 * Cathedral High School (Indianapolis)
 * Cathedral Catholic High School (San Diego, California)
 * Cathedral City High School (Cathedral City, California)
 * Cathedral High School (Hamilton, Ontario)
 * Cathedral High School (Omaha, Nebraska), defunct high school, which was affiliated with St. Cecilia Cathedral
 * Cathedral High School, Bangalore
 * St. John's Cathedral High School (Milwaukee, Wisconsin)