St. Patrick High School, St. Patrick's High School and other variants may refer to:
In Canada: St. Patrick's High School (Halifax) in Halifax, Nova Scotia St. Patrick's High School (Ottawa) in Ottawa, Ontario St. Patrick's Catholic High School in Sarnia, Ontario St. Patrick High School (Thunder Bay) in Thunder Bay, Ontario St. Patrick Catholic Secondary School in Toronto École St. Patrick High School in Yellowknife, Northwest Territories St. Patrick's High School (Quebec City) in Quebec City, Quebec St. Patrick Regional Secondary School in Vancouver, British Columbia
In India St. Patrick's Higher Secondary School, Asansol, India St. Patrick's High School, Secunderabad, India
In Kenya: St. Patrick's High School (Iten, Kenya)
In Liberia: St. Patrick's High School (Liberia)
In Pakistan St Patrick's High School, Karachi, Sindh, Pakistan
In the United Kingdom: St Patrick's and St. Brigid's College, in Claudy, Northern Ireland St Patrick's High School (Keady), in Keady, Northern Ireland St Patrick's Roman Catholic High School, in Eccles, England
In the United States: St. Patrick High School (Chicago), Illinois St. Patrick's High School (Maysville, Kentucky) St. Patrick High School (Portland, Michigan) St. Patrick Catholic High School (Biloxi, Mississippi) St. Patrick High School (North Platte, Nebraska) St. Patrick High School (New Jersey) in Elizabeth, New Jersey
See also St. Patrick's College (disambiguation) St. Patrick's School (disambiguation)