List of Christian denominations by number of members

largest Christian churchlargest denominationall Christian denominationsbelowlargest particular churchsecond-largest Christian churchsecond-largest formthird largestthough the Greek Old Calendarists and True Orthodox Russians are often cited at 1.7-2 million together.Wikipedia page on denomination sizes
This is a list of Christian denominations by number of members.wikipedia
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Catholic Church

Roman CatholicCatholicRoman Catholic Church
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with approximately 1.3 billion baptised Catholics worldwide.
Johannes AlthusiusYahualica de González GalloLes AgettesBeasts of SatanAntipope Paschal III

Eastern Orthodox Church

Eastern OrthodoxOrthodoxOrthodox Church
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
The Eastern Orthodox Church, officially the Orthodox Catholic Church, is the second-largest Christian church, with approximately 260 million baptised members.
List of Christian denominations by number of membersRussiaHoly SynodEastern Orthodox theologyPentarchy

Protestantism

ProtestantProtestantsProtestant church
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
Protestantism is the second-largest form of Christianity with collectively between 800 million and more than 900 million adherents worldwide or nearly 40% of all Christians.
List of Christian denominations by number of membersSola fideChristianity in the 16th centuryChristianityJohn Wycliffe

Anglican Communion

AnglicanAnglican ChurchAnglicans
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
The Anglican Communion is the third largest Christian communion.
List of Christian denominations by number of membersEnglandChurch of EnglandArchbishop of CanterburyLambeth Conference

Latin Church

Latin CatholicWestern ChurchLatin Rite
;Latin Church – 1.295 billion
With approximately 1.255 billion members (2015), the Latin Church remains by far the largest particular church not only in the Catholic Church or Western Christianity, but in all Christianity.
Eastern Catholic ChurchesPatriarch of the WestHoly SeePapal primacyArchdiocese of Carthage

United Methodist Church

United MethodistMethodistThe United Methodist Church
With at least 12 million members as of 2014, the UMC is the largest denomination within the wider Methodist movement of approximately 80 million people across the world.
Methodist Episcopal ChurchEvangelical United Brethren ChurchLovely Lane Methodist ChurchCircuit rider (religious)Connexionalism

Christian denomination

denominationdenominationsChristian denominations
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
List of Christian denominationsOne true churchOriental Orthodox ChurchesChurch (congregation)Assyrian Church of the East

Church of the Lord (Aladura)

Church of the LordAladura ChurchChurch of Aladura
Ogere RemoAfrican-initiated churchNigeriaOgun StateAladura

List of Christian denominations

Christian denominationsdenominationsChristian denomination
Christian denominationChristianityMethodist Church of Great BritainOriental Orthodox ChurchesUnited and uniting churches

List of the largest Protestant denominations

List of the largest Protestant bodiesProtestant denominationsList of the largest Protestant churches of the world
Evangelical Church in GermanyWorld Communion of Reformed ChurchesChristian denominationThree-Self Patriotic MovementAssembleias de Deus

List of schisms in Christianity

SchismList of Christian denominations by number of membersWikiProject ListsMarcionismMontanism

Eastern Catholic Churches

Eastern CatholicUniateEastern Catholic Church
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
Eastern ChristianityLatin ChurchCatholic ChurchHoly SeeAlexandrian Rite

Oriental Orthodox Churches

Oriental OrthodoxOriental OrthodoxyOriental Orthodox Church
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
Eastern ChristianityChristologyChristian denominationCoptic Orthodox Church of AlexandriaAutocephaly

Restorationism

RestorationistrestorationRestorationism (Christian primitivism)
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
MormonismPentecostalismRestoration MovementBritish New Church MovementShakers

Nontrinitarianism

nontrinitariananti-Trinitarianantitrinitarian
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
TrinityThe Church of Jesus Christ of Latter-day SaintsLa Luz del MundoIglesia ni CristoJehovah's Witnesses

List of independent Catholic denominations

List of Old Catholic ChurchesIndependent Catholic denominationsindependent Catholic
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
Christ Catholic ChurchOld Roman Catholic Church in North AmericaOld Catholic ChurchIndependent CatholicismEurope

Church of the East

NestorianNestorian ChurchNestorians
The list includes the following Christian denominations: the Catholic Church including the Eastern Catholic Churches; all the Eastern Orthodox and Oriental Orthodox churches with some recognition and their offshoots; Protestant denominations with at least 0.2 million members; the provinces of the Anglican Communion with at least 0.2 million members; all the other Christian branches with distinct theologies, such as Restorationist and Nontrinitarianian denominations; the independent Catholic denominations; and the Church of the East.
Eastern ChristianityChristianitySchism of 1552Eastern Orthodox ChurchList of Patriarchs of the Church of the East

Major religious groups

world religionsmajor world religionsmajor religions
With about 2.42 billion adherents all over the world, Christianity is the largest religious group in the world.
IslamJudaismBuddhismReligionDruze

Annuario Pontificio

Pontifical Yearbook
Figures below are in accordance with the Annuario Pontificio, at 2017.
List of popesList of diplomatic missions of the Holy SeeHoly SeeCatholic Church by countryMonsignor

Byzantine Rite

ByzantineGreek RiteRite of Constantinople
Divine LiturgyByzantine Rite LutheranismGreek Catholic ChurchGreat LentAntiochene Rite

Ukrainian Greek Catholic Church

Ukrainian Greek CatholicUkrainian CatholicUkrainian Catholic Church
Ruthenian Uniate ChurchSviatoslav ShevchukCatholic ChurchUkraineLviv

Melkite Greek Catholic Church

Melkite Greek CatholicMelkiteMelkite Catholic
Cathedral of Our Lady of the DormitionGreek Orthodox Church of AntiochRûmMelkiteFull communion

Romanian Greek Catholic Church

Greek-CatholicRomanian Greek-Catholic ChurchGreek Catholic
Romanian Catholic Eparchy of St George's in CantonLucian MureșanMajor archbishopRomaniaPetru Pavel Aron

Ruthenian Greek Catholic Church

Ruthenian Catholic ChurchRuthenianRuthenian Catholic
Ruthenian Catholic Apostolic Exarchate of Czech RepublicCarpathian RutheniaEastern Catholic ChurchesUnion of UzhhorodSui iuris

Hungarian Greek Catholic Church

Greek CatholicHungarian Greek CatholicHungarian Byzantine Catholic Church
DebrecenCatholic particular churches and liturgical ritesFull communionAtanáz OroszHajdúdorog