Malta is officially Catholic.
Dignitatis humanae ( Of the Dignity of the Human Person ) is the Second Vatican Council 's Declaration on Religious Freedom . Malta . Malta has a long Christian legacy and its Archdiocese of Malta is claimed to be an apostolic see because , according to Acts of the Apostles , St Paul was shipwrecked on `` Melita '' , now widely taken to be Malta . Catholicism is the official religion in Malta . The Sovereign Military Hospitaller Order of Saint John of Jerusalem of Rhodes and of Malta ( [ Supremus Ordo Militaris Hospitalis Sancti Ioannis Hierosolymitani Rhodius et Melitensis , links = no ] ) , also known as the Sovereign Military Order of Malta ( SMOM ) or Order of Malta , is a Roman Catholic lay religious order traditionally of military , chivalrous and noble nature .