All pages
- Jonah (Karpukhin) of Astrakhan and Kamyzyak
- Jonah (Lwanga) of Kampala
- Jonah (Lwanga) of Kampala and All Uganda
- Jonah (Paffhausen)
- Jonah (Paffhausen) of Fort Worth
- Jonah (Paffhausen) of Washington
- Jonah (Paffhausen) of Washington and New York
- Jonah (Stahlberg) of Washington
- Jonah (Stalberg)
- Jonah (disambiguation)
- Jonah of Manchuria
- Jonah of Moscow
- Jonas of Moscow
- Jonathan (Tsvetkov) of Abakan
- Josaphat
- Jose (Cortes y Olmos) of Mexico City
- Jose Muñoz-Cortes
- Joseph (Al-Zehlaoui) of Los Angeles
- Joseph (Al-Zehlaoui) of New York
- Joseph (Bosakov) of America and Australia
- Joseph (Harkiolakis)
- Joseph (Harkiolakis) of New Zealand
- Joseph (Harkiolakis) of Proikonnisos
- Joseph (Jandieri) the Wonderworker
- Joseph (Litovkin) of Optina
- Joseph (Petrovykh) of Petrograd
- Joseph (Spilaiotis)
- Joseph (Zuk) of New Jersey
- Joseph (Žuk) of New Jersey
- Joseph II of Constantinople
- Joseph II of Jerusalem
- Joseph I (Galesiotes) of Constantinople
- Joseph J. Pishtey II
- Joseph Julian Overbeck
- Joseph P. Kreta
- Joseph Smith, Jr.
- Joseph of Arimathea
- Joseph of Moscow
- Joseph of Vatopedi
- Joseph of Volokolamsk
- Joseph the Betrothed
- Joseph the Hesychast
- Joseph the Hymnographer
- Josephus
- Joshua
- Joshua of Navi
- Josiah Trenham
- José (Cortés y Olmos) of Mexico City
- José Muñoz-Cortes
- Journeys to Orthodoxy
- Jovan (Purić) of Niš
- Jovan (Vraniskovski) of Ohrid
- Jovan VI (Vraniskovski) of Ohrid
- Jovan VI (Vraniškovski) of Ohrid
- Jovinian
- Judaism
- Judaism and Early Christianity
- Judas Iscariot
- Judas of Jerusalem
- Julian Calendar
- Julian calendar
- Julian of Halicarnassus
- Julian the Apostate
- Juliana of Lazarevo
- Juliana of Nicomedia
- Julianism
- Julius and Aaron
- Julius of Goa
- July 1
- July 10
- July 11
- July 12
- July 13
- July 14
- July 15
- July 16
- July 17
- July 18
- July 19
- July 2
- July 20
- July 21
- July 22
- July 23
- July 24
- July 25
- July 26
- July 27
- July 28
- July 29
- July 3
- July 30
- July 31
- July 4
- July 5
- July 6
- July 7
- July 8
- July 9
- June 1
- June 10
- June 11
- June 12
- June 13
- June 14
- June 15
- June 16
- June 17
- June 18
- June 19
- June 2
- June 20
- June 21
- June 22
- June 23
- June 24
- June 25
- June 26
- June 27
- June 28
- June 29
- June 3
- June 30
- June 4
- June 5
- June 6
- June 7
- June 8
- June 9
- Jurisdiction
- Just war
- Justification
- Justin
- Justin I
- Justin II
- Justin Martyr
- Justin Popovich
- Justin the Philosopher
- Justinian
- Justinian (Ovchinnikov) of Kalmykia and Elista
- Justinian (Ovchinnikov) of Naro-Fominsk
- Justinian I
- Justinian II
- Justinian of Ramsey Island
- Justinian the Great
- Justus
- Justus of Canterbury
- Juvenal of Alaska
- Juvenal of Jerusalem
- Juvenaly (Kilin) of Izhevsk
- Juvenaly (Kilin) of Qiqihar
- Juvenaly (Poyarkov) of Krutitsy
- Juvenaly of Alaska
- Kafsokalyvia Skete (Athos)
- Kalinik I of Pec
- Kallinikos (Pippas) of Pelusium
- Kallinikos (Pippas) of Pilousion
- Kallinikos of Asia
- Kalliopius
- Kallistite Synod
- Kallistos (Papageorgapoulos) of San Francisco
- Kallistos (Papageorgopoulos) of San Francisco
- Kallistos (Samaras)
- Kallistos (Samaras) of Zelon
- Kallistos (Ware) of Diokleia
- Kallistos Ware
- Kallistos of Zelon
- Kamennoi
- Kamennoi Monastery
- Kamenny Monastery
- Kamilavka
- Karakalou Monastery (Athos)
- Karl Krumbacher
- Karras Valerie A
- Karterios
- Karyes (Athos)
- Kassiani the Hymnographer
- Katasarkion
- Katavasia
- Katherine
- Katherine (Weston)
- Kathisma
- Kathismata
- Katholikon
- Katounakia Fathers (Athos)
- Kazan Cathedral (Moscow)
- Kazan Cathedral (St. Peterburg)
- Kazan Cathedral (St. Petersburg)
- Kazan Theological Academy
- Kedron of Alexandria
- Keharitomeni
- Keharitomeni Monastery
- Kentigern of Glasgow
- Kevin of Glendalough
- Khouria
- Khourieh
- Khouriye
- Kiev-Pechersk Lavra
- Kiev Caves
- Kiev Pechersk Lavra
- Kiev Theological Academy
- Kievo-Pechersk
- King Stefan Uros III of Serbia
- Kingsmark
- Kiprian (Borisevich) of Philadelphia
- Kiprian (Pizhov)
- Kirion II (Sadzaglishvili)
- Kirion II (Sadzaglishvili) of Georgia
- Kleopas II of Thessaliotis
- Kliros
- Klobuk
- Kneeling
- Koine Greek
- Koliva
- Kollyva
- Kollyvades Movement
- Komboskini
- Konstamonitou Monastery (Athos)
- Konstantin I of Kiev
- Konstantios (Karatzopoulos) II of Trebizond
- Kontakion
- Kosmas Aitolos
- Kosmas the Aetolian
- Koukoulion
- Kourbania
- Koutloumousiou Monastery (Athos)
- Kursk Root Hermitage
- Kursk Root Icon
- Kursk Root Icon of the Mother of God of the Sign
- Kursk Root icon
- Kutia
- Kutya
- Kyprian (Pyzhov)
- Kyprianos of Alexandria
- Kyprianos of Cyprus
- Kyriakos (Georgopetris) of Nazareth
- Kyrill (Dmitrieff)
- Kyrill (Dmitrieff) of San Francisco
- Kyrill (Gundyayev) of Moscow
- Kyrill (Gundyayev) of Smolensk
- Kyrill (Smirnov) of Kazan
- Kyrill (Yonchev) of Pittsburgh
- Kyrill I (Gundyayev) of Moscow
- Kyrillos (Economopoulos) of Nakratis
- Kyrillos (Economopoulos) of Naucratis
- Kyrillos (Misiakoulis) of Kifissia, Amaroussion and Oropos
- Kyrillos III of Cyprus
- Kyrillos II (Christakis) of Thessaliotis
- Kyrillos II (Papadopoulos) of Cyprus
- Kyrillos I (Karmpaliotis) of Thessaliotis
- Kyrillos Katerelos
- Kyriopascha
- LXX
- LYNETTE HOPPE
- Labarum
- Lacu Skete (Athos)
- Ladder
- Ladder of Divine Ascent
- Ladder of Divine Ascent Icon
- Ladder of Divine Ascent icon
- Laicization
- Laity
- Lalibela of Ethiopia
- Lampadarios
- Lando of Rome
- Last Supper icon
- Lateran Council
- Latin Rite
- Latinization
- Latvian Orthodox Church
- Laura of Cordoba
- Laurence
- Laurence II of Kazan
- Laurence I of Kazan
- Laurence of Byzantium
- Laurence of Canterbury
- Laurus (Skurla) of New York
- Laurus (Škurla) of New York
- Laurus (Škurla) of Syracuse
- Lavra
- Law
- Law of God Seraphim Slobosdkoy
- Law of Moses
- Lawrence
- Lawrence of Canterbury
- Lawrence of Rome
- Lay
- Lazar (Puhalo) of Ottawa
- Lazar of Serbia
- Lazarus
- Lazarus (Moore)
- Lazarus Saturday
- Leavetaking
- Lectionary
- Lector
- Lent
- Lenten Triodion
- Lentulus Letter
- Leo-Luke of Corleone
- Leo (Makkonen) of Finland
- Leo (Tserpitsky) of Novgorod
- Leo III of Rome
- Leo III the Isaurian
- Leo II of Rome
- Leo IV of Rome
- Leo IV the Khazar
- Leo Luke
- Leo Styppeiotes of Constantinople
- Leo VI
- Leo VI the Wise
- Leo the Great
- Leoluca
- Leonid (Okropiridze) of Georgia
- Leonid Alexandrovich Ouspensky
- Leonid of Optina
- Leonidas C. Contos
- Leontios (Englistriotis) of Chytroi
- Leontios of Cyprus
- Leontius II of Jerusalem
- Leontius I of Jerusalem
- Leonty (Filippovich) of Chile
- Leonty (Turkevich) of Chicago
- Leonty (Turkevich) of New York
- Letter of Lentulus
- Lev Gillet
- Leviticus
- Libya
- Life-Giving Font
- Life-Giving Spring
- Life-giving Fount of the Theotokos
- Lifegiving Font
- Ligonier Meeting
- Lindisfarne
- Lindisfarne Gospels
- Lintula
- Linus of Rome
- Lipovan Orthodox Old-Rite Church
- Lipovan Orthodox Oldritualist Church
- List of American Orthodox saints
- List of American bishops
- List of American monasteries
- List of American saints
- List of American writers
- List of Archbishops of Athens
- List of Archbishops of Cyprus