Abrahamic religions
A group of monotheistic traditions sometimes grouped with one another for comparative purposes, because all refer to a patriarch named Abraham.

Bábism
Bayani

Bahá'í
Bahá'í Faith

Christianity

Adamites
Brethren of the Free Spirit
Picards
Arianists
Arian Catholicism
Eastern Christianity
Assyrian Church of the East
Nestorianism
Church of the East & Abroad
Armenian Apostolic Church
Eastern Catholicism
Eastern Orthodoxy
Western Orthodoxy
Other Eastern Orthodox Churches
Greek Old Calendarists
Macedonian Orthodox Church
Russian Old Believers
Russian Orthodox Church Outside Russia
Ukrainian Autocephalous Orthodox Church
Ukrainian Orthodox Church - Kiev Patriarchy
Oriental Orthodoxy (Miaphysitism doctrine, related to Monophysitism)
Antiochian Catholic Church in America
Messianic Judaism (Only identified as Judaism by adherents and Christian missionaries; actually Jewish-rite Christianity)
Western Christianity
Catholicism
Latin Rite (Roman Catholicism)
Catholic Charismatic Renewal
Hebrew catholics
Catholics not in communion with Rome
American Catholic Church in the United States
Catholic Apostolic National Church of Brazil
Catholic Apostolic Church
Celtic Catholic Church
Charismatic Episcopal Church
Chinese Patriotic Catholic Association
Free Catholic Church
Liberal Catholic Church
Mariavite Church
Old Catholic Church
Palmarian Catholic Church
Philippine Independent Church
Polish National Catholic Church
Sedevacantism
true Catholic Church
Protestantism
Early Protestantism
Pre-Lutheran Protestants
Hussites
Moravians
Taborites
Unity of the Brethren
Utraquists
Lollards
Waldensians
Puritans
Hebrew Christians
High Protestantism
Anglicanism
Anglican Communion
Continuing Anglican Movement
Calvinist sects
Presbyterian
Reformed
Lutherans
Low Protestantism
Baptists (from the Calvinists)
Methodists (from the Anglicans)
Radical Low Protestantism
Anabaptists
Amish
Hutterites
Bruderhof Communities
Mennonites
Apostolic Churches
Brethren Denominations
Church of the United Brethren in Christ
Plymouth Brethren
River Brethren
Schwarzenau Brethren
Social Brethren
Evangelicalism
Salvation Army
Pentecostals and Charismatic
Oneness Pentecostalism
True Jesus Church
Pietists and Holiness Churches
Religious Society of Friends (Quakers)
Restorationism
Adventism
Christadelphians
Iglesia ni Cristo
Jehovah's Witnesses
Latter Day Saints or Mormons
Aaronic Order
Apostolic United Brethren
Church of Christ (Temple Lot)
Church of Jesus Christ (Bickertonite)
Church of Jesus Christ (Cutlerite)
The Church of Jesus Christ of Latter-day Saints
Church of Jesus Christ of Latter Day Saints (Strangite)
Church of Christ with the Elijah Message
Community of Christ
Fundamentalist Church of Jesus Christ of Latter Day Saints
Pentecostal Church of Jesus Christ of Latter Day Saints
Restoration Church of Jesus Christ
Restoration Church of Jesus Christ of Latter Day Saints
Restored Church of Jesus Christ
Sons Aumen Israel
True and Living Church of Jesus Christ of Saints of the Last Days
Millerites
Seventh-day Adventist
Restoration movement (Campbell)
Churches of Christ
Swedenborgianism

Gnosticism

Christian Gnosticism
Ebionites
Cerdonians
Marcionism (not entirely Gnostic)
Colorbasians
Simonians
Early Gnosticism
Borborites
Cainites
Carpocratians
Ophites
Hermeticism
Medieval Gnosticism
Cathars
Bogomils
Paulicianism
Persian Gnosticism
Mandaeanism
Manichaeism
Bagnolians
Syrian-Egyptic Gnosticism
Sethians
Basilidians
Thomasines
Valentinians
Bardesanites

Islam

Ghulat including
Ahl-e Haqq (Yarsan)
Ahmadi
Druze (sometimes considered separate)
Yazidi
Kalam Schools
Ash'ari
Kalam
Maturidi
Murji'ah
Mu'tazili
Kharijite
Ibadi
Harūriyya
Azraqi
Sufri
Submission
Shi'a
Alawites
Alevi / Bektashi
Ismailis
Jafari
Mustaali / Bohra
Zaiddiyah
Sufism
Bektashi
Chishti
Mevlevi
Naqshbandi
Tariqah
Quadiriyyah
Suhrawardiyya
Tijani
Sunni
Berailvi
Deobandi
Hanafi
Hanbali
Maliki
Mu'tazili
Shafi'i
Wahhabi
Zikri

Judaism

Contemporary divisions
Conservative Judaism (Masorti/Conservadox)
Union for Traditional Judaism
Humanistic Judaism (atheistic, not always identified as a religion)
Karaite Judaism
Orthodox Judaism
Modern Orthodox Judaism
Haredi Judaism
Hasidic Judaism
Reconstructionist Judaism (regards Jewish identity as primarily cultural, not religious)
Reform Judaism
Historical groups
Essenes
Pharisees (ancestor of Rabbinic/Orthodox Judaism)
Sadducees
Sects that believed Jesus was a prophet
Ebionites
Elkasites
Nazarenes
Zealots
Sicarii

Samaritanism

Dharmic religions
Religions with a concept of Dharma, including major religions of historical India and religions descended from them.


Ayyavazhi

Buddhism

Mahayana
Madhyamika
Nichiren
Soka Gakkai
Pure Land
Tathagatagarbha
Tiantai
Yogacara
Zen
Nikaya schools (which have historically been called Hinayana in the West)
Theravada
Amarapura Nikaya
Vijja Dhammakaya
Mahasthabir Nikaya
Ramañña Nikaya
Sangharaj Nikaya
Siam Nikaya
Thai Forest Tradition
Thammayut Nikaya
Vajrayana
Shingon Buddhism
Tibetan Buddhism
Bön
Gelukpa
Kagyupa
Nyingmapa
Sakyapa
Jonangpa

Hinduism

Agama Hindu Dharma (Javanese Hinduism)
Lingayatism
Reform movements
Arya Samaj
Brahmo Samaj
Shaivism
Shaktism
Six major schools and movements of Hindu philosophy
Nyaya
Purva mimamsa
Samkhya
Vaisheshika
Vedanta (Uttar Mimamsa)
Advaita Vedanta
Integral Yoga
Dvaita Vedanta
Yoga
Ashtanga Yoga
Bhakti Yoga
Hatha yoga
Siddha Yoga
Tantric Yoga
Smartism
Vaishnavism
Gaudiya Vaishnavism
ISKCON (Hare Krishna)
Sri Krishna Chaitanya Mission

Jainism

Digambara
Shvetambara

Sikhism Is the religion created by the Ten Sikh Gurus and whose current Guru (spiritual leader) is Guru Granth Sahib

Khalsa
Nihang
Namdhari or Kuka Sikhs
Sahajdhari Sikh

Other Dharmic religions

Panth Religions
Dadu Panth
Kabir Panth
Nirankari
Other Shramana Religions
Ajivika

Zoroastrianism

Zurvanism
Magus (see Three Wise Men)

Indigenous religions
The orally transmitted canon of indigenous peoples, many involving some variant of animism and many defunct


African Traditional Religion

Ancient Egyptian religion
Akamba mythology
Akan mythology
Ashanti mythology
Bambuti mythology
Bushongo mythology
Dahomey mythology
Dinka mythology
Efik mythology
Igbo mythology
Isoko mythology
Khoikhoi mythology
Lotuko mythology
Lozi mythology
Lugbara mythology
Masai mythology
Pygmy mythology
Tumbuka mythology
Yoruba mythology
Zulu mythology

European Religion

Baltic mythology
Estonian mythology
Latvian mythology
Lithuanian mythology
Celtic mythology
Gallo-Roman religion
Irish mythology
Scottish mythology
Welsh mythology
Etruscan mythology
English mythology
Finnish mythology and Finnish paganism
French mythology
Germanic paganism
Anglo-Saxon mythology
Norse mythology
Swiss mythology
Greek religion
Albanian mythology (Illyrian gods)
Greek mythology
Roman religion
Roman mythology
Romanian mythology
Mystery religions
Eleusinian Mysteries
Mithraism
Pythagoreanism
Lusitanian mythology
Slavic mythology
Spanish mythology
Basque mythology
Catalan mythology

Near Eastern religions

Atenism
Ancient Semitic religions
Mesopotamian mythology
Arabian mythology (pre-Islamic)
Babylonian and Assyrian religion
Babylonian mythology
Chaldean mythology
Canaanite mythology
Canaanite religion
Hittite mythology
Persian mythology
Yezidis (Modified indigenous Kurdish belief)
Sumerian mythology
Turkic mythology
Tatar mythology
Tengriism (Indigenous Mongol, Tartar & Kazakh belief)

Native American religions

Abenaki mythology
Blackfoot mythology
Chickasaw mythology
Choctaw mythology
Creek mythology
Crow mythology
Guarani mythology
Haida mythology
Ho-Chunk mythology
Hopi mythology
Huron mythology
Inca mythology
Inuit mythology
Iroquois mythology
Kwakiutl mythology
Lakota mythology
Leni Lenape mythology
Mesoamerican mythology
Aztec mythology
Maya mythology
Olmec mythology
Midewiwin
Navaho mythology
Nootka mythology
Pawnee mythology
Salish mythology
Seneca mythology
Tsimshian mythology
Urarina ayahuasca shamanism and animism
Ute mythology
Zuni mythology

Pacific religions

Australian Aboriginal mythology
Austronesian beliefs
Balinese mythology
Javanese beliefs
Melanesian mythology
Micronesian mythology
Modekngei
Nauruan indigenous religion
Philippine mythology
Anito
Gabâ
Kulam
Polynesian mythology
Hawaiian mythology
Maori mythology
Maori religion
Moai
Chinese mythology
Japanese mythology
Shinto
Oomoto

Neopagan religions

Reconstructionist Pagan religions
Modern religions seeking to recreate indigenous, usually pre-Christian, beliefs and practices

Celtic Reconstructionist Paganism
Dievturiba
Finnish neopaganism
Germanic neopaganism
Ásatrú
Heathenry
Odinism
Theodism
Wotanism
Hellenic polytheism (modern revivalist forms)
Judeo-Paganism
Kemetic polytheism (modern revivalist forms)
Romuva
Stregheria

Syncretic and eclectic Pagan religions

Church of All Worlds
Neo-druidism (Some Neo-druids are eclectic, some are Reconstructionist)
Wicca
Alexandrian Wicca
Dianic Wicca (Feminist Wicca)
Faery Wicca
Feri Tradition
Gardnerian Wicca
Reclaiming (Starhawk is one of the founders)
Seax-Wica (Founded by Raymond Buckland)

Left-Hand Path religions

Faiths teaching that the ultimate goal is separating consciousness from the universe, rather than being absorbed by it

Dragon Rouge
Satanism
LaVeyan Satanism
Church of Satan
Theistic Satanism
Luciferianism
Setianism
Temple of Set
Ordo Templi Orientis (Typhonian)

African diasporic religions
Religions originating but not entirely located in Africa

African Initiated Church
Anago
Batuque
Candomblé
Kumina
Macumba
Mami Wata
Obeah
Oyotunji
Quimbanda
Rastafari Movement
Santería (Lukumi)
Umbanda
Vodou (Dahomey mythology)
Vodou (Haitian mythology)

Non-revealed religions
Philosophies not transmitted by a divine prophet

Carvaka
Confucianism
Deism
Ethical Culture
Fellowship of Reason (This organization does not consider itself religious.)
Kejawen
Mohism
Selk'nam religion
Taoism

Syncretic religions

Faiths created from blending earlier religions or that consider all or some religions to be essentially the same

Arès Pilgrim Movement
Bwiti
Cao Dai
Church Universal and Triumphant
Huna
Konkokyo
Manichaeism
Modekngei
Santo Daime
Seicho-No-Ie
Tenrikyo
Universal Life Church
Unitarian Universalism

Entheogen religions
Religions based around divinely inspiring substances

Ayahuasca-based beliefs
Church of the Universe
Peyotism
THC Ministry

New religious movements
Religions founded since 1850 with small followings

Monotheistic NRMs
Direct Worship of the Actual God
The Urantia Book movement

Indigenous NRMs

Burkhanism
Cargo cults
Ghost Dance
Johnson cult
Longhouse religion
Mungiki
Native American Church
União do Vegetal
Vailala Madness

Buddhist-oriented NRMs

Friends of the Western Buddhist Order
Hoa Hao
Jewish Buddhists
Share International
Soka Gakkai
Won Buddhism

Christian-oriented NRMs

Aaronic Order
Church of the Lord (Aladura)
Branch Davidians
Branhamism
Body of Christ
Calvary Chapel
Christian City Church ("CCC" or "C3i")
Christian Conventions (non-denominational) (aka Two by Twos, The Truth, The Way) and its offshoot Cooneyites
Catholic Mariavite Church
Children of God
The Family International
Christian and Missionary Alliance
Christian and Missionary Alliance - Began around 1887, but was not a denomination until 1965.
Christian Coalition - A movement of right-wing Christians rather than a specific Christian denomination.
Christian Identity
Christian Reconstructionism
Christian Science
Eschatology
Church of Christ, Instrumental (Kelleyites)
Church of the Last Testament
Concerned Christians
Congregation of Mary Immaculate Queen
Destiny Church, New Zealand
Divine Science
Doukhobor
Endeavor Academy
Eternal Grace
Evangelical Covenant Church of America ("Swedish Evangelical Mission Covenant")
Evangelical Free Church of America (EFCA)
Exclusive Brethren
Fellowship of Fundamental Bible Churches
Foundation for A Course In Miracles
Grail Movement
Grace Movement Churches
Great Commission Association
Greater Grace World Outreach
Holiness movement
Holy Spirit Movement
House of David
Indian Shakers
International Churches of Christ
Jesus Fellowship Church
Jesus is Lord Movement
Jesus Miracle Crusade
Jesus Movement
Kardecist Spiritism
Legio Maria
Love Holy Trinity Blessed Mission
Love Israel
Lumpa Church
Mama Tata
Members Church of God International
Metropolitan Community Churches
Movement for the Restoration of the Ten Commandments of God
New Frontiers (formerly New Frontiers International)
Peoples Temple
Process Church of the Final Judgement
Schwenkfelder Church
Spirit-Spirit Sect
The Way International
Two by Two (non-denominational)
Understanding Principles for Better Living Church
Unification Church
Universal Life
Westboro Baptist Church

Hindu-oriented NRMs

Ananda Marga
Brahma Kumaris
Divine Light Mission
Eckankar
Osho/Rajneeshism
Oneness University
Sahaja Yoga
Sathya Sai Baba movement
Sant Mat
Savitri Era
Self-Realization Fellowship
Swaminarayan
Transcendental Meditation
Vedanta Society

Islam-rooted NRMs

Dances of Universal Peace
Ha-Mim's religion
Fourth Way
Moorish Science Temple of America
Nation of Islam (Black Muslims)
Nation of Gods and Earths
Faradian Islam
Subud
Universal Sufism

Judaism-oriented NRMs

House of Yahweh
Black Hebrews

Chinese-oriented NRMs

Falun Gong ("Dharma Wheel Work," a qigong meditation group)
Way of Former Heaven sects, including
Daoyuan ("Sanctuary of the Tao"),
I-Kuan Tao ("Way of Unity"),
T'ung-shan She ("Society of Goodness"),
Tien-te Sheng-chiao ("Sacred Religion of Celestial Virtue"),
Tz'u-hui Tang ("Compassion Society").

Western magical / esoteric groups

Agni Yoga
Association for Research and Enlightenment
Church Universal and Triumphant
Eckankar
Gurdjieff
Hermetic Order of the Golden Dawn
Kardecist Spiritism
Order of the Solar Temple
Process Church of the Final Judgement
Ramtha's School of Enlightenment
Spiritualism
Thelema
Argenteum Astrum
Fraternitas Saturni
Ordo Templi Orientis
Ordo Templi Orientis (Typhonian)
Theosophy

White-supremacist religions

Church of Jesus Christ Christian (Aryan Nations)
Kingdom Identity Ministries
Church of the American Knights of the Ku Klux Klan
LaPorte Church of Christ
World Church of the Creator (Creativity Movement)

Black-supremacist religions

Nation of Yahweh
Nuwaubianism
Nation of Islam (Black Muslims)
Nation of Gods and Earths
Faradian Islam
Subud

Alien-based religions

Aetherius Society
Chen Tao
Heaven's Gate
Raelism
Scientology
Church of Scientology
Free Zone (Scientology)
Universe people
Unarius Academy of Science