St. Pius X Church, or St. Pius X Parish or other variations, may refer to:

St. Pius X Church, St. John's, Canada Iglesia de San Pío X (Todoque), La Palma, Spain St. Pius X Church (Fairfield, Connecticut), United States Saint Pius X Catholic Church in Honolulu, Hawaii, United States St. Pius X Catholic Church, Dallas St. Pius Tenth Catholic Church (Owensboro, Kentucky), United States

See also St. Pius X High School (disambiguation)