Catholic Church (disambiguation)
- Ancient Church of the East
- Assyrian Church of the East
- Catholic (disambiguation)
- Catholic Church
- Catholicism (disambiguation)
- Eastern Catholic Churches
- Eastern Orthodox Church
- Four Marks of the Church
- Independent Catholicism
- Latin Church
- National Catholic Church (disambiguation)
- Oriental Orthodox Churches
- Orthodox Church (disambiguation)
- Roman Catholic Church (disambiguation)
- State church of the Roman Empire
- Traditionalist Catholicism