Pius X High School can refer to:
- St. Pius X Catholic High School (DeKalb County, Georgia)
- Pius X High School (Nebraska) in Lincoln, Nebraska
- Pius X High School (Pennsylvania) in Bangor, Pennsylvania
- Pius X High School (Downey, California) formerly in Downey, California
This disambiguation page lists articles about schools, colleges, or other educational institutions which are associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.