St. Ignatius High School may refer to:
- Saint Ignatius School, Wentworth, New South Wales, Australia
- St. Ignatius School, Winnipeg, Manitoba, Canada
- St. Ignatius High School (Thunder Bay), Thunder Bay, Ontario, Canada
- St. Ignatius High School (Mahalakshmi), Mumbai, India; near Sant Gadge Maharaj Chowk monorail station
- St. Ignatius High School MRT station, Taipei, Taiwan
- St. Ignatius College Preparatory, San Francisco, California, U.S.
- St. Ignatius College Prep, Chicago, Illinois, U.S.
- Saint Ignatius High School (Cleveland), Cleveland, Ohio, U.S.
See also