Gateway High School may refer to:

United States

*Gateway High School (San Francisco), San Francisco, California *Gateway High School (Colorado), Aurora, Colorado *Gateway High School (Florida), Fort Myers, Florida *Gateway High School (Florida), Kissimmee, Florida *Gateway High School (Pennsylvania), Monroeville, Pennsylvania *Gateway STEM High School, St. Louis, Missouri *Gateway Regional High School (Massachusetts), Huntington, Massachusetts *Gateway Regional High School (New Jersey), Woodbury Heights, New Jersey

Zimbabwe

*Gateway High School (Zimbabwe), Harare {{schooldis