Santa Maria degli Angeli e dei Martiri (Latin: Beatissimae Virgini et omnium Angelorum et Martyrum) is a traditional Roman Catholic church located in Rome, the capital of Italy. The church was built in the frigidarium ruins in the Baths of Diocletian in Cumhuriyet Square. The church was designed by Michelangelo Buonarroti and built in the 16th century. Arrangements by other architects and artists were added to the church in the following centuries. During the Kingdom of Italy, the church was used for the religious functions of the state.