The Miagao Church also known as the Santo Tomás de Villanueva Parish Church is a Roman Catholic church located in Miagao, Iloilo, Philippines. The church was declared as a UNESCO World Heritage Site on December 11, 1993 together with San Agustin Church in Manila; Nuestra Señora de la Asuncion Church in Santa Maria, Ilocos Sur; and San Agustin Church in Paoay, Ilocos Norte under the collective title Baroque Churches of the Philippines, a collection of four Baroque Spanish-era churches.