Roman Catholic Suburbicarian Diocese of Palestrina

The Diocese of Palestrina (Latin: Dioecesis Praenestina ) is suburbikarisches diocese and as such belongs to the Ecclesiastical Province of Rome. As part of the reorganization of the dioceses after the promulgation of the Motu proprios Suburbicariis sedibus of 11 April 1962, Pope John XXIII. , The Diocese of Palestrina received its own, independent of the cardinal bishops, ordinaries, who also have their official residence in the same city.

The diocese was erected in the 4th century. In 2002, the Territorial Abbey Subiaco portions of its territory went to the surrounding dioceses, including the Diocese of Palestrina, from.