Blair High School may refer to one of the following high schools in the United States:
Montgomery Blair High School in Silver Spring, Maryland Blair High School (Blair, Nebraska) in Blair, Nebraska Blair High School (Blair, Oklahoma) in Blair, Oklahoma Blair-Taylor High School in Blair, Wisconsin Blair Center Hattiesburg High School in Hattiesburg, Mississippi Blair Oaks High School, Blair Oaks R-II School District, Jefferson City, Missouri Blair International Baccalaureate School in Pasadena, California