The Catholic Church (Latin: Ecclesia Catholica), commonly called the Roman Catholic Church, [note 1] is the largest Christian church, with an estimated 1.28 to 1.41 billion baptized members worldwide as of 2026.

There are 1.4 billion Catholics in the world today, about 40% of whom live in Latin America. What Do Catholics Believe? The Catholic religion is monotheistic, meaning that Catholics believe there is only one supreme being, called God. The Catholic God has three aspects, known as the Trinity.

Visiting the official website of the Holy See one can browse: the Magisterium of the Supreme Pontiffs; the fundamental texts of Catholicism in various languages (the Sacred Bible, the Catechism of the Catholic Church, the documents of the Second Vatican Council and the Code of Canon Law); the documents of Dicasteries, Bodies and Institutions of ...

Roman Catholicism, Christian religion that has been the decisive spiritual force in the history of Western civilization. Along with Eastern Orthodoxy and Protestantism, it is one of the three major branches of Christianity.

Welcome to the RCBO. Find a parish, view Mass times, discover events, and access resources to grow in your Catholic faith in Orange County, CA.

Priests celebrate the Daily Mass each day at CatholicTV. The Sacrifice of the Mass is the source and summit of the Roman Catholic faith, and is the center of CatholicTV's mission.

The United States Conference of Catholic Bishops’ (USCCB’s) mission is to encounter the mercy of Christ and to accompany His people with joy.