Index of Byzantine Empire-related articles
This is a list of people, places, things, and concepts related to or originating from the Byzantine Empire (AD 330–1453). Feel free to add more, and create missing pages. You can track changes to the articles included in this list from here.
Note: People are listed by first name. Events, monuments and institutions like "Battle/Siege/Council/Church/Duchy/etc. of NNN" are listed by the location/name.
A
- Aachen Cathedral
- Aaronios
- Abas I of Armenia
- Abaskiron
- Abbasid Caliphate
- Abbasid invasion of Asia Minor (782)
- Abbasid invasion of Asia Minor (806)
- Al-Abbas ibn al-Ma'mun
- Al-Abbas ibn al-Walid
- Abd al-Aziz ibn al-Walid
- Abd al-Aziz ibn Shu'ayb
- Abdallah al-Battal
- Abdallah al-Khazin
- Abdallah ibn Abd al-Malik
- Abd Allah ibn al-Fadl
- Abdallah ibn Qais
- Abdallah ibn Rashid ibn Kawus
- Abd al-Malik ibn Marwan
- Abd al-Malik ibn Salih
- Abkhazia, Kingdom of
- Ablabius (consul 331)
- Ablabius (assassin)
- About the Mystery of the Letters
- Abu Abdallah Umar ibn Shu'ayb
- Abu Firas al-Hamdani
- Abu Ghanim
- Abu Hafs ibn Amr
- Abu Hafs Umar al-Iqritishi
- Abu'l-Asa'ir Ahmad ibn Nasr
- Abu'l-Aswar Shavur ibn Fadl
- Abu'l-Awar
- Abu'l-Faraj al-Tarsusi
- Abu'l-Fawaris Muhammad ibn Nasir al-Dawla
- Abu'l-Qasim (Seljuq governor of Nicaea)
- Abu Thabit
- Abydikos
- Acacius of Amida
- Acacius, Patriarch of Constantinople
- Acacius (Alexandria)
- Acacius (curator)
- Acacius (proconsul)
- Acacius (son of Archelaus)
- Acarassus
- Achaea (Roman province)
- Achaea, Principality of
- Acheiropoietos, Church of the
- Acheiropoietos Monastery
- Achelous (917), Battle of
- Achelous (1359), Battle of
- Acilisene, Peace of
- Acindynus (Carrhae)
- Acropolitissa, wife of Michael of Trebizond
- Actuarius
- Adada, Pisidia
- Adaloald
- Adamantius (praefectus urbi)
- Adarnase I of Iberia
- Adarnase II of Iberia
- Adarnase III of Iberia
- Adarnase IV of Iberia
- Adarnase V of Tao
- Ad Decimum, Battle of
- Adelchis of Benevento
- Adeodatus I, Pope of Rome
- Adeodatus II, Pope of Rome
- Adolius
- Adralestos (Domestic of the Schools)
- Adrian I, Pope of Rome
- Adrian II, Pope of Rome
- Adrianople (378), Battle of
- Adrianople (813), Siege of
- Adrianople (1205), Battle of
- Adrianople (1254), Battle of
- Adrianople, Conquest by the Turks
- Adrianos Komnenos
- Aedesia
- Aegean Sea
- Aegean Sea (theme)
- Aelia Eudocia
- Aelia Eudoxia
- Aelia Flaccilla
- Aetios (eunuch)
- Aetius, Cistern of
- Aetius (praetorian prefect)
- Aëtius of Amida
- Africa, Praetorian prefecture of
- Agallianos Kontoskeles
- Agapetus (deacon)
- Agapius (physician)
- Agathias
- Agatho, Pope of Rome
- Agilulf
- Agnellus, Bishop of Ravenna
- Agnes of France, Byzantine Empress
- Agnes of Montferrat
- Agnes of Durazzo
- Ahmad ibn Kayghalagh
- Ahmad ibn Tughan al-Ujayfi
- AIMA prophecy
- Aistulf
- Aiulf II of Benevento
- Aizanoi
- Ajnadayn, Battle of
- Akakia
- Akameros
- Akolouthos
- Akova, Barony of
- Akritai
- Akroinon, Battle of
- Alahan Monastery
- Alamanikon
- Alan Cameron (classical scholar)
- Alans
- Albania in the Middle Ages
- Albania under the Byzantine Empire
- Albanian history, Timeline of
- Albia Dominica
- Alboin
- Albsuinda
- Alda of Alania
- Aldimir
- Alexander (comes)
- Alexander (discussor)
- Alexander (taxiarch)
- Alexander (supporter of Phocas)
- Alexander (Byzantine emperor)
- Alexander Kazhdan
- Alexander of Constantinople
- Alexander of Cyprus
- Alexander of Tralles
- Alexander of Trebizond
- Alexander van Millingen
- Alexander Vasiliev (historian)
- Alexandretta, Battle of
- Alexiad
- Alexios I Komnenos
- Alexios I of Trebizond
- Alexios Studites, Patriarch of Constantinople
- Alexios II Komnenos
- Alexios II of Trebizond
- Alexios III Angelos
- Alexios III of Trebizond
- Alexander III, Pope of Rome
- Alexios IV Angelos
- Alexios IV of Trebizond
- Alexios V Doukas
- Alexios Angelos Philanthropenos
- Alexios Apokaukos
- Alexios Aristenos
- Alexios Aspietes
- Alexios Axouch
- Alexios Branas
- Alexios Charon
- Alexios Doukas Philanthropenos
- Alexios Gidos
- Alexios Kaballarios
- Alexios Komnenos (co-emperor)
- Alexios Komnenos (son of Andronikos I)
- Alexios Laskaris
- Alexios Laskaris Philanthropenos
- Alexios Mosele (admiral)
- Alexios Mosele (Caesar)
- Alexios Mosele (general)
- Alexios Palaiologos (despot)
- Alexios Philanthropenos
- Alexios Philes
- Alexios Raoul
- Alexios Strategopoulos
- Alexios Tzamplakon
- Alexios Xiphias
- Al-Halawiyah Madrasa
- Alexius of Rome
- Alexius Slav
- Ali ibn Yahya al-Armani
- Aligern
- Allagion
- Aloara
- Alp Arslan
- Altava
- Alusian of Bulgaria
- Alypius of Constantinople
- Amadeus VI, Count of Savoy
- Amalafrid
- Amastrianum
- Amalasuntha
- Amalric I of Jerusalem
- Amioun, Battle of
- Ammar ibn Ali al-Kalbi
- Ammianus Marcellinus
- Ammonius Hermiae
- Amorium
- Amorium, Sack of
- Amphilochius of Iconium
- Amyclae, Diocese of
- Amytzantarioi
- Anagast
- Anagrapheus
- Anastasia (wife of Constantine IV)
- Anastasia the Patrician
- Anastasian War
- Anastasios Orlandos
- Anastasius, Patriarch of Constantinople
- Anastasius, Pope of Alexandria
- Anastasius I Dicorus
- Anastasius II
- Anastasius I of Antioch
- Anastasius II of Antioch
- Anastasius (consul 517)
- Anastasius (jurist)
- Anastasius of Samaria
- Anastasius Sinaita
- Anatolia
- Anatolia, Byzantine
- Anatolic Theme
- Anatolius (consul)
- Anatolius, Patriarch of Constantinople
- Anatolius (curator)
- Anatolius (Osroene)
- Anchialus (708), Battle of
- Anchialus (763), Battle of
- Andrassos, Battle of
- André Grabar
- Andrea Ghisi
- Andrea Morisco
- Andreas of Samosata
- Andreas Palaiologos
- Andreas Stratos
- Andrew II of Naples
- Andrew, Duke of Calabria
- Andrew of Crete
- Andrew of Crete (martyr)
- Andrew the Scythian
- Andronicus, Coptic Pope of Alexandria
- Andronikos I Komnenos
- Andronikos I of Trebizond
- Andronikos II Palaiologos
- Andronikos II of Trebizond
- Andronikos III Palaiologos
- Andronikos III of Trebizond
- Andronikos IV Palaiologos
- Andronikos V Palaiologos
- Andronikos Angelos Palaiologos
- Andronikos Asen
- Andronikos Asen Zaccaria
- Andronikos Doukas (co-emperor)
- Andronikos Doukas (cousin of Michael VII)
- Andronikos Doukas (general under Leo VI)
- Andronikos Doukas Angelos
- Andronikos Doukas Palaiologos
- Andronikos Kamateros
- Andronikos Komnenos (son of John II)
- Andronikos Kontostephanos
- Andronikos Kontostephanos (son of Isaac)
- Andronikos Lapardas
- Andronikos of Sardis
- Andronikos Palaiologos (died 1344)
- Andronikos Palaiologos (late 12th century)
- Andronikos Palaiologos (megas domestikos)
- Andronikos Palaiologos (son-in-law of Theodore I)
- Andronikos Palaiologos (son of Manuel II)
- Andronikos Palaiologos Kantakouzenos
- Angeliki Laiou
- Angelos
- An Entertaining Tale of Quadrupeds
- Angilas
- Ani, Battle of
- Anicia Juliana
- Anicius Faustus Albinus Basilius
- Anicius Probus Iunior
- Ankara
- Anna, wife of Artabasdos
- Anna Angelina Komnene Doukaina
- Anna Dalassene
- Anna Diogenissa
- Anna Komnene
- Anna Komnene Angelina
- Anna Komnene Doukaina
- Anna of Hohenstaufen
- Anna of Hungary (1260–1281)
- Anna of Savoy
- Anna of Trebizond
- Anna of Trebizond, Queen of Georgia
- Anna of Moscow
- Anna Palaiologina (daughter of Andronikos Angelos Palaiologos)
- Anna Palaiologina (daughter of Michael IX)
- Anna Palaiologina Kantakouzene
- Anna Philanthropene
- Anna Porphyrogenita
- Anna Terter
- Anna Xylaloe
- Saint Anne Church, Trabzon
- Annianus of Alexandria
- Anno Domini
- Anseau de Cayeux
- Antalas
- Antalya, Siege of
- Anthemius
- Anthemius (praetorian prefect)
- Anthemius of Tralles
- Anthemius Isidorus
- Anthimus I, Patriarch of Constantinople
- Anthimus (physician)
- Anthimus of Naples
- Anthypatos
- Antioch
- Antioch earthquake, 526
- Antioch (613), Battle of
- Antioch, Principality of
- Antiochos (strategos of Sicily)
- Antiochus (bishop of Ptolemais)
- Antiochus (praepositus sacri cubiculi)
- Antiochus Chuzon
- Antipope Paschal
- Antipope Theodore
- Antonina (wife of Belisarius)
- Antony I Kassymatas, Patriarch of Constantinople
- Antony II Kauleas, Patriarch of Constantinople
- Antony III Studites, Patriarch of Constantinople
- Antony IV, Patriarch of Constantinople
- Antony of Larissa
- Antony the Younger
- Anushtakin al-Dizbari
- Anzen, Battle of
- Apamea (Syria)
- Apamea, Battle of
- Apion (family)
- Aplekton
- Apocrisiarius
- Apocrisiarius, Papal
- Apographeus
- Apokapes
- Apokaukos
- Apollinarius (governor)
- Apollinarius, Patriarch of Alexandria
- Apollonia, Cyrenaica
- Apollonius (praetorian prefect)
- Apollonius (consul 460)
- Apros
- Apros, Battle of
- Arabia (daughter of Justin II)
- Arabs
- Arabs, Byzantine wars with the
- Arabs (780–1180), Byzantine wars with the
- Araklovon Castle
- Aratius
- Arbanon, Principality of
- Arbanon, Rebellion of
- Arbazacius
- Arcadia (daughter of Arcadius)
- Arcadia, Barony of
- Arcadiopolis
- Arcadiopolis (970), Battle of
- Arcadiopolis (1194), Battle of
- Arcadiopolis, Diocese of
- Arcadius
- Arcadius, Column of
- Arcadius, Forum of
- Architecture, Byzantine
- Architecture of Istanbul
- Ardabur
- Ardabur (consul 427)
- Ardagast
- Arechis II of Benevento
- Areobindus Dagalaiphus Areobindus
- Argyros (Byzantine family)
- Argyrus (catepan of Italy)
- Ariadne (empress)
- Arianism
- Arianites
- Aristaenetus
- Aristaenetus (consul 404)
- Aristocracy and bureaucracy, Byzantine
- Aristomachus (Egypt)
- Arius
- Arkadios II, Archbishop of Cyprus
- Archontopouloi
- Argos and Nauplia
- Argos, Bishopric of
- Armatus
- Armenia
- Armenia, Byzantine
- Armenia (Middle Ages), Kingdom of
- Armenia, Roman
- Armeniac Theme
- Armouris, Song of
- Army, Byzantine
- Army, Komnenian Byzantine
- Army, Palaiologan Byzantine
- Arneae
- Arsaber
- Arsaces (conspirator)
- Arsacius of Tarsus
- Arsenios Autoreianos, Patriarch of Constantinople
- Arsenius of Tyre
- Arsenius the Great
- Artabanes (general)
- Artabasdos
- Arthelais
- Asad ibn al-Furat
- Asbadus
- Asclepigenia
- Asclepiodotus (consul 423)
- Asclepiodotus (physician)
- Asclepiodotus of Alexandria
- Asclepius of Tralles
- Ascum
- Asekretis
- Asen and Peter, Uprising of
- Ashtat Yeztayar
- Ashot I of Armenia
- Ashot I of Iberia
- Ashot II of Armenia
- Ashot II of Tao
- Ashot III of Armenia
- Ashot III of Taron
- Ashot IV of Armenia
- Ashot Taronites
- Asia (Roman province)
- Asia, Diocese of
- Asia Minor
- Asia Minor Slavs
- Asomatianos Tzamplakon
- Aspar
- Aspar, Cistern of
- Asparukh of Bulgaria
- Aspietes
- Aspietes (general under Alexios I)
- Aspron
- Asterius of Amasea
- Asyut Treasure
- Atenulf I of Capua
- Athalaric
- Athanasios of Emesa
- Athanasius I, Patriarch of Constantinople
- Athanasius II, Patriarch of Constantinople
- Athanasius (grandson of Theodora)
- Athanasius (praetorian prefect)
- Athanasius of Naples
- Athens
- Athens, Archbishopric of
- Athens, History of
- Athinganoi
- Atik Mustafa Pasha Mosque
- Atriklines
- Atticus, Archbishop of Constantinople
- Augusta (honorific)
- Augustaion
- Augustine of Canterbury
- Aurelianus (consul 400)
- Authari
- Autokrator
- Auxentius of Bithynia
- Avanos
- Avars
- Averil Cameron
- Avienus (consul 501)
- al-'Awasim
- Aydinids
- Azaz (1030), Battle of
- Al-Aziz
- Aziz al-Dawla
B
- Babylon Fortress
- Badr al-Hammami
- Baduarius
- Baduarius (curator)
- Baduarius (Scythia)
- Bagrat I of Iberia
- Bagrat II Bagratuni
- Bagrat II of Iberia
- Bagrationi, wife of John IV of Trebizond
- Bahram Gushnasp
- Baiounitai
- Bakjur
- Balaban Aga Mosque
- Balatlar Church
- Baldwin I of Constantinople
- Baldwin I of Jerusalem
- Baldwin II of Constantinople
- Baldwin II of Jerusalem
- Baldwin III of Jerusalem
- Balearic Islands
- Balik (ruler)
- Bandon (Byzantine Empire)
- Banu Kalb
- Bapheus, Battle of
- Bar, Battle of
- Barca (ancient city)
- Bardanes Tourkos
- Bardas
- Bardas Kontomytes
- Bardas Parsakoutenos
- Bardas Phokas the Elder
- Bardas Phokas the Younger
- Bardas Skleros
- Baresmanas
- Bari
- Bari, Siege of
- Barjawan
- Barlaam and Josaphat
- Barlaam of Seminara
- Basel, Council of
- Basil I
- Basil II
- Basil II, Epitaph on the tomb of
- Basil I Skamandrenos, Patriarch of Constantinople
- Basil II Kamateros, Patriarch of Constantinople
- Basil Apokapes
- Basil Apokaukos
- Basil Argyros
- Basil Boioannes
- Basil Doukas Kamateros
- Basil Hexamilites
- Basil Lekapenos
- Basil Mesardonites
- Basil of Ani
- Basil of Naples
- Basil of Trebizond
- Basil Onomagoulos
- Basil the Confessor
- Basil the Copper Hand
- Basil the Physician
- Basil Theodorokanos
- Basil Vatatzes
- Basileopator
- Basileus
- Basilica di Santa Maria Maggiore
- Basilica of Sant'Apollinare Nuovo
- Basilica of San Vitale
- Basilides (patricius)
- Basilika
- Basilikoi anthropoi
- Basilikon
- Basilinopolis
- Basiliscus
- Basiliscus (Caesar)
- Basiliskianos
- Basilissa
- Batheos Rhyakos Monastery
- Bathys Ryax, Battle of
- Bayezid I
- Beacon system, Byzantine
- Beatrice of Provence
- Beatrice of Sicily, Latin Empress
- Beirut, Law School of
- Béla III of Hungary
- Belegezites
- Belgrade
- Belisarius
- Beloš
- Belthandros and Chrysantza
- Benedetto I Zaccaria
- Benedetto II Zaccaria
- Benedict I, Pope of Rome
- Benjamin I, Coptic Patriarch of Alexandria
- Berat (1280–81), Siege of
- Berengaria of León
- Beresford Hope Cross
- Beroia, Battle of
- Bertha of Sulzbach
- Berthold II von Katzenelnbogen
- Berziti
- Berzitia, Battle of
- Bessas
- Bibliotheca (Photius)
- Biccari, Byzantine tower of
- Binbirkilise
- Bishr al-Afshini
- Bithynia
- Bitola (1015), Battle of
- Blachernae
- Blachernae, Palace of
- Blaise of Amorion
- Blarathon, Battle of
- Bleschames
- Bodrum Mosque
- Boethius
- Bogdan Saray
- Bogomilism
- Bohemond I of Antioch
- Boleron
- Bonakis
- Boniface I, Pope of Rome
- Boniface I, Marquess of Montferrat
- Boniface II, Pope of Rome
- Boniface III, Pope of Rome
- Boniface IV, Pope of Rome
- Boniface V, Pope of Rome
- Boniface of Verona
- Bonus (patrician)
- Bonus (Sirmium)
- Boraides
- Boril of Bulgaria
- Boris I of Bulgaria
- Boris Kalamanos
- Borradaile Triptych
- Bosphorus
- Bosra, Battle of
- Boukoleon Palace
- Boulgarophygon, Battle of
- Bouzes
- Božidar Ferjančić
- Branko Mladenović
- Brontochion Monastery
- Bryas
- Bryennios
- Bucellarian Theme
- Bucellarius
- Bulgaria (theme)
- Bulgaria
- Bulgaria, Byzantine conquest of
- Bulgaria, Byzantine wars with
- Bulgaria, 894–896 war with
- Bulgaria, 913–927 war with
- Bulgaria, Christianization of
- Bulgaria, History of
- Bulgarian Empire, 1st
- Bulgarian Empire, 2nd
- Bulgars
- al-Buqaia, Battle of
- Burdunellus
- Burqush
- Bursa, Siege of
- Bushra al-Thamali
- Byzacena
- Byzantine civilisation in the twelfth century
- Byzantine commonwealth
- Byzantine complexity
- Byzantine cuisine
- Byzantine dance
- Byzantine Empire
- Byzantine Empire, History of the
- Byzantine Empire under the Angelos dynasty
- Byzantine Empire under the Doukas dynasty
- Byzantine Empire under the Heraclian dynasty
- Byzantine Empire under the Isaurian dynasty
- Byzantine Empire under the Komnenos dynasty
- Byzantine Empire under the Macedonian dynasty
- Byzantine Empire under the Palaiologos dynasty
- Byzantine Fresco Chapel
- Byzantine–Genoese War (1348–1349)
- Byzantine–Mongol alliance
- Byzantine rhetoric
- Byzantine–Sassanid War of 602–628
- Byzantine silk
- Byzantine studies
- Byzantine text-type
- Byzantinische Zeitschrift
- Byzantium
- Byzantium: The Early Centuries
- Byzantium (color)
- Byzantium after Byzantium
- Byzantius
C
- Caenophrurium
- Caesar (title)
- Caesarea
- Caesarea Mazaca
- Caesarius (consul 397)
- Caesaropapism
- Caesaropolis
- Calabria
- Calendar, Byzantine
- Callinicum
- Callinicum, Battle of
- Callinicus (exarch)
- Callinicus I, Patriarch of Constantinople
- Callistus I, Patriarch of Constantinople
- Callistus II Xanthopoulos, Patriarch of Constantinople
- Calocaerus
- Calonymus
- Camuliana
- Canbazlı
- Cannae (1018), Battle of
- Capetian House of Anjou
- Capidava
- Cappadocia
- Cappadocia (Roman province)
- Cappadocia (theme)
- Caria
- Carlo I Tocco
- Carlo II Tocco
- Carolingian dynasty
- Carolingian Empire
- Carthage
- Carthage (698), Battle of
- Časlav
- Cassiodorus
- Castle of Sant'Aniceto
- Catacomb of Phaneromeni Church
- Catalan Campaign in Asia Minor
- Catalan Company
- Cataphract
- Catepanate of Italy
- Caterina Gattilusio
- Catharism
- Saint Catherine's Monastery
- Saint Catherine, Thessaloniki, Church of
- Catherine of Bulgaria
- Catherine of Courtenay
- Catherine of Valois (1303–1346)
- Catherine Zaccaria
- Cattolica di Stilo
- Caucasian Albania
- Celer (magister officiorum)
- Centurione II Zaccaria
- Cephallenia (theme)
- Cephalonia, Battle of
- Chalandritsa, Barony of
- Chalcedon
- Chalcedon, Council of
- Chalcedon, Metropolis of
- Chalcis
- Chalcis ad Belum
- Chaldia
- Chalke
- Chalkoprateia
- Chanaranges (Italy)
- Chandrenos
- Chariot racing
- Charito
- Chariton, Patriarch of Constantinople
- Charlemagne
- Charles I of Naples
- Charles II of Naples
- Charles III of Naples
- Charles, Count of Valois
- Charles Annibal Fabrot
- Charles Diehl
- Charles du Fresne, sieur du Cange
- Charsianon
- Chartophylax
- Chartoularios
- Chase (son of Ioube)
- Chatalar Inscription
- Chatzon
- Chelandion
- Chernomen, Treaty of
- Cherson
- Cherson (theme)
- Chilbudius
- Childebert II
- Chiliades
- Choma (fortress)
- Choma (Lycia)
- Chonae
- Chora Monastery
- Choricius of Gaza
- Christ
- Christ Chalkites, Church of
- Christ Pantokrator (Nesebar), Church of
- Christ Pantocrator (Sinai)
- Christianity, History of
- Christodorus
- Christopher (Domestic of the Schools)
- Christopher Lekapenos
- Christophoros Burgaris
- Christoupolis
- Chronicon Paschale
- Chrysaphius
- Chrysargyron
- Chrysobull
- Chrysocheir
- Chrysopolis
- Chrysotriklinos
- Cibyrrhaeot Theme
- Civil war of 1321–1328
- Civil war of 1341–1347
- Civil war of 1352–1357
- Civil war of 1373–1379
- Cilicia
- Cilicia (Roman province)
- Ciriaco de' Pizzicolli
- Clarissimus
- Clearchus (consul 384)
- Cleofa Malatesta
- Clovis I
- Clermont, Council of
- Coccas (soldier)
- Codex Hierosolymitanus
- Codex Theodosianus
- Codex Justinianus
- Column of Justinian
- Column of Phocas
- Comentiolus
- Comentiolus (brother of Phocas)
- Comes rerum privatarum
- Comes sacrarum largitionum
- Comito
- Comnenus
- Conon, Count of Montaigu
- Conon, Pope of Rome
- Conrad III
- Conrad of Montferrat
- Constans
- Constans II
- Constans (consul 414)
- Constantina
- Constantina (empress)
- Constantina (Osrhoene)
- Constantine I the Great
- Constantine the Great and Christianity
- Constantine I, Patriarch of Constantinople
- Constantine I, Prince of Armenia
- Constantine II
- Constantine II, Patriarch of Constantinople
- Constantine II, Prince of Armenia
- Constantine III
- Constantine III Leichoudes, Patriarch of Constantinople
- Constantine IV
- Constantine IV, Patriarch of Constantinople
- Constantine V
- Constantine VI
- Constantine VII
- Constantine VIII
- Constantine IX Monomachos
- Constantine X Doukas
- Constantine XI Palaiologos
- Constantine, Pope of Rome
- Constantine (consul 457)
- Constantine (son of Leo V)
- Constantine Angelos
- Constantine Angelos Doukas
- Constantine Arianites
- Constantine Aspietes
- Constantine Bodin
- Constantine Chabaron
- Constantine Chadenos
- Constantine Chliarenos
- Constantine Choirosphaktes
- Constantine Dalassenos (duke of Antioch)
- Constantine Dalassenos (thalassokrator)
- Constantine Diogenes
- Constantine Diogenes (son of Romanos IV)
- Constantine Diogenes (pretender)
- Constantine Doranites
- Constantine Doukas (co-emperor)
- Constantine Doukas (died 1179)
- Constantine Doukas (usurper)
- Constantine Doukas of Thessaly
- Constantine Dragaš
- Constantine Euphorbenos Katakalon
- Constantine Gabras
- Constantine Gongyles
- Constantine Harmenopoulos
- Constantine Helladikos
- Constantine Kabasilas
- Constantine Kalamanos
- Constantine Keroularios
- Constantine Komnenos Doukas
- Constantine Kontomytes
- Constantine Lardys
- Constantine Laskaris
- Constantine Lekapenos
- Constantine Lips
- Constantine Loukites
- Constantine Makrodoukas
- Constantine Maniakes
- Constantine Margarites
- Constantine Meliteniotes
- Constantine Mesopotamites
- Constantine Opos (catepan)
- Constantine Opos (megas doux)
- Constantine Palaiologos (half-brother of Michael VIII)
- Constantine Palaiologos (son of Andronikos II)
- Constantine Palaiologos (son of Michael VIII)
- Constantine Paparrigopoulos
- Constantine Phokas
- Constantine Podopagouros
- Constantine Stilbes
- Constantine Tessarakontapechys
- Constantine Tikh of Bulgaria
- Constantine Tornikes
- Constantine, Forum of
- Constantinian dynasty
- Constantinople
- Constantinople (922), Battle of
- Constantinople, First Council
- Constantinople, Second Council
- Constantinople, Third Council
- Constantinople, Fourth Council (Roman Catholic)
- Constantinople, Fourth Council (Eastern Orthodox)
- Constantinople, Fifth Council
- Constantinople, Council of 867
- Constantinople earthquake, 557
- Constantinople, Fall of
- Constantinople, Latin Patriarch of
- Constantinople (626), Siege of
- Constantinople (674–78), Siege of
- Constantinople (717–18), Siege of
- Constantinople (1203), Siege of
- Constantinople (1204), Siege of
- Constantinople (1235), Siege of
- Constantinople (1260), Siege of
- Constantinople (1411), Siege of
- Constantinople (1422), Siege of
- Constantinople, Tyche of
- Constantius II
- Constantius Gallus
- Constantiolus
- Consul
- Consularis
- Corfu
- Corfu, Metropolis of
- Corinth
- Corinth, Latin Archbishopric of
- Corinth, Metropolis of
- Corpus Fontium Historiae Byzantinae
- Corpus Scriptorum Historiae Byzantinae
- Corpus Juris Civilis
- Corrector
- Cosmas Indicopleustes
- Cosmas I, Patriarch of Alexandria
- Cosmas I, Patriarch of Constantinople
- Cosmas II Atticus, Patriarch of Constantinople
- Cosmas of Maiuma
- Cosmas Vestitor
- Cotyaeum
- Cotyaeum, Battle of
- Count of the Stable
- Count of the Tent
- Cours (Byzantine general)
- Courtenay, House of
- Coutzes
- Covered Hippodrome
- Crete
- Crete, Byzantine
- Crete, Emirate of
- Crimea
- Crispus
- Croatia, Duchy of
- Croatia (925–1102), Kingdom of
- Croats
- Cross-in-square
- Cross of Justin II
- Crusader invasions of Egypt
- Crusader states
- Crusades
- Cubicularius
- Cumans
- Currency, Byzantine
- Cutzinas
- Cyprus
- Cyprus (theme)
- Cyprus, History of
- Cyprus, Kingdom of
- Cyprus in the Middle Ages
- Cyriacus the Anchorite
- Cyriacus II, Patriarch of Constantinople
- Saints Cyril and Methodius
- Cyril Mango
- Cyril, Patriarch of Alexandria
- Cyril of Scythopolis
- Cyrrhus
- Cyrus, Patriarch of Constantinople
- Cyrus, Patriarch of Alexandria
- Cyrus of Panopolis
- Cyzicus, Battle of the
D
- Dacia, Diocese of
- Dagisthaeus
- Daimonoioannes
- Dalassenos
- Dalisandus (Isauria)
- Dalisandus (Pamphylia)
- Dalmatia
- Dalmatia (theme)
- Dalmatius
- Damascius
- Damascus
- Damascus (634), Siege of
- Damian, Coptic Patriarch of Alexandria
- Damian (parakoimomenos)
- Damian of Tarsus
- Damian Dalassenos
- Damietta
- Damietta (853), Sack of
- Damnazes
- Dance, Byzantine
- Danielis
- Danishmends
- Danube
- Daphne, Palace of
- Daphni Monastery
- Dara (Mesopotamia)
- Dara, Battle of
- Dara (573), Siege of
- Dara Dam
- Dardanus (city)
- Darius (praetorian prefect)
- Dark Ages (historiography)
- Dathin, Battle of
- Dattus
- Daughter of Julius Constantius
- David (commentator)
- David I of Iberia
- David II of Iberia
- David III of Tao
- David Arianites
- David Plates
- David Saharuni
- David of Ohrid
- David of Trebizond
- De Administrando Imperio
- Debeltum
- De Ceremoniis
- Dead Brother's Song, The
- Decius (consul 529)
- Decius Paulinus
- Dejan Dragaš
- Dekanos
- Delhemma
- Demetrias
- Demetrios I Kantakouzenos
- Demetrios Chloros
- Demetrios Doukas Kabasilas
- Demetrios Doukas Komnenos Koutroules
- Demetrios Iatropoulos
- Demetrios Komnenos Doukas
- Demetrios Komnenos Eudaimonoioannes
- Demetrios Kydones
- Demetrios Laskaris Leontares
- Demetrios Palaiologos
- Demetrios Palaiologos (son of Andronikos II)
- Demetrios Palaiologos Kantakouzenos
- Demetrios Palaiologos Metochites
- Demetrios Tzamplakon
- Demetritzes, Battle of
- Demetrius of Anacopia
- Demetrius of Bulgaria
- Demetrius Triclinius
- Demophilus of Constantinople
- Demotika
- Demotika, Battle of
- De obsidione toleranda
- Desa (monarch)
- Despina Khatun
- Despotes
- De velitatione bellica
- Devol (Albania)
- Devol, Treaty of
- Dhuvjan Monastery
- Diaconicon
- Digenes Akritas
- Digest (Roman law)
- Dikaiodotes
- Dikaiophylax
- Dimitri Obolensky
- Dimbos, Battle of
- Diocese
- Diocletian
- Diokleia
- Dionysiopolis
- Dionysios Zakythinos
- Dionysiou monastery
- Dioscorus II, Coptic Patriarch of Alexandria
- Dioscorus of Aphrodito
- Diplomacy, Byzantine
- Diptych
- Dobromir Chrysos
- Dobroslav II
- Dobrotitsa
- Dobruja
- Dobruja, Despotate of
- Docheiariou monastery
- Doctrina Jacobi
- Domenico Gattilusio
- Domenico Leoni
- Domentzia
- Domentziolus (brother of Phocas)
- Domentziolus (nephew of Phocas)
- Domestic of the Schools
- Domestikos
- Dometiopolis
- Domitius Modestus
- Domnentiolus
- Domnicus
- Donald Nicol
- Donation of Constantine
- Donatism
- Donus, Pope of Rome
- Dorino I Gattilusio
- Dorino II Gattilusio
- Dorostolon
- Dorostolon, Siege of
- Dorotheus I of Athens
- Dorylaeum
- Dositheus, Patriarch of Constantinople
- Doukas
- Doukas (historian)
- Doukatopoulon
- Doula Mouriki
- Doxapatres Boutsaras
- Dress, Byzantine
- Droctulf
- Dromon
- Drougoubitai
- Droungarios
- Droungarios of the Fleet
- Droungarios of the Watch
- Duchy of Athens
- Duchy of the Archipelago
- Dumbarton Oaks Papers
- Dux
- Dynatoi
- Dyrrhachium
- Dyrrhachium (theme)
- Đorđe Bodinović
E
- East, Diocese of the
- East–West Schism
- Eastern Orthodox Church
- Eastern Orthodox liturgical calendar
- Echinades (1427), Battle of the
- Echinos
- Economy, Byzantine
- Edessa
- Edessa, County of
- Edward Gibbon
- Egypt (Roman province)
- Egypt (Late Antiquity), Diocese of
- Egypt in the Middle Ages
- Egypt, Muslim conquest of
- Ek prosopou
- Elemag
- Elena Asenina of Bulgaria
- Eleutherios, Harbour of
- Eleutherios the Younger
- Eleutherius (exarch)
- Elias (commentator)
- Elizabeth Jeffreys
- Elizabeth of Slavonia
- Elpidius (rebel)
- Emesa
- Emesa, Siege of
- Enamel, Byzantine
- Enrico Dandolo
- Eparchy
- Ephesus
- Ephesus, First Council
- Ephesus, Second Council
- Ephesus, Metropolis of
- Epi tes katastaseos
- Epi tes trapezes
- Epi ton deeseon
- Epi ton kriseon
- Epi tou eidikou
- Epibatai
- Epiphanius, Patriarch of Constantinople
- Epirus
- Epirus, Despotate of
- Episkepsis
- Eraric
- Ernest Mamboury
- Ernst Kitzinger
- Esau de' Buondelmonti
- Escorial Taktikon
- Ese Kapi Mosque
- Eski Imaret Mosque
- Esphigmenou Monastery
- Essence–Energies distinction
- Eternal Peace (532)
- Etymologicum Magnum
- Eudocia
- Eudokia (wife of Justinian II)
- Eudokia, wife of Constantine V
- Eudokia Angelina
- Eudokia Baïana
- Eudokia Dekapolitissa
- Eudokia Ingerina
- Eudokia Komnene
- Eudokia Makrembolitissa
- Eudokia of Trebizond
- Eudokia Palaiologina
- Eudoxia
- Eudoxia Epiphania
- Eudoxius of Antioch
- Eugene I, Pope of Rome
- Eugenius Vulgarius
- Eulamius
- Eulogius, Patriarch of Alexandria
- Eumathios Philokales
- Euphemia (empress)
- Euphemianos, Lysi, Church of Saint
- Euphemius, Patriarch of Constantinople
- Euphemius (Sicily)
- Euphratensis
- Euphrosyne (9th century)
- Euphrosyne Doukaina Kamatera
- Euripos, Siege of
- Eusebia (empress)
- Eusebius
- Eusebius of Nicomedia
- Eustathios (governor of the Cibyrrhaeot Theme)
- Eustathios Argyros (admiral under Leo VI)
- Eustathios Argyros (general under Leo VI)
- Eustathios Kymineianos
- Eustathios Makrembolites
- Eustathios Palatinos
- Eustathios Rhomaios
- Eustathius (consul)
- Eustathius, Patriarch of Constantinople
- Eustathius of Epiphania
- Eustathius of Thessalonica
- Eustratios of Constantinople
- Eustratius Garidas, Patriarch of Constantinople
- Eustratius of Nicaea
- Eutharic
- Euthymios Malakes
- Euthymios Tornikios
- Euthymius I Syncellus, Patriarch of Constantinople
- Euthymius II, Patriarch of Constantinople
- Euthymius of Athos
- Euthymius of Sardis
- Eutolmius Tatianus
- Eutropia
- Eutropius (consul)
- Eutyches
- Eutychianus (consul 398)
- Eutychius, Patriarch of Constantinople
- Eutychius (exarch)
- Evagrius of Antioch
- Evagrius of Constantinople
- Evagrius Scholasticus
- Évelyne Patlagean
- Exarch
- Exaugustus Boioannes
- Exokatakoiloi
- Ezeritai
- Ezeros
F
- Fabia Eudokia
- Fahl, Battle of
- Fanari, Karditsa
- Fariburz
- Faroald II of Spoleto
- Faruriyyah, Capture of
- Fatih Mosque, Tirilye
- Fatih Mosque, Trabzon
- Fatimid Caliphate
- Fausta
- Fausta (wife of Constans II)
- Faustina (empress)
- Faventia, Battle of
- Felice Cornicola
- Felix of Ravenna
- Fenari Isa Mosque
- Feraklos Castle
- Ferdinand Chalandon
- Ferran d'Aunés
- Fetih 1453
- Ferrara-Florence, Council of
- Fibula (brooch)
- Fifth Ecumenical Council
- Fifty-Year Peace Treaty
- Filioque
- Firaz, Battle of
- First Crusade
- First Ecumenical Council
- First Cyprus Treasure
- Flags and insignia, Byzantine
- Flavia Maximiana Theodora
- Flavia Julia Constantia
- Flavian, Archbishop of Constantinople
- Flavius Anastasius Paulus Probus Moschianus Probus Magnus
- Flavius Cresconius Corippus
- Flavius Hermogenes
- Flavius Studius
- Florence, Council of
- Florent of Hainaut
- Florentius (consul 429)
- Florentius of Sardis
- Foederati
- Follis
- Forty-two Martyrs of Amorium
- Fourth Crusade
- Fourth Ecumenical Council
- Francesco I Gattilusio
- Francesco II Gattilusio
- Francis Dvornik
- Franks
- Frankokratia
- Franz Dölger
- Fravitta, Patriarch of Constantinople
- Frederick I, Holy Roman Emperor
- Frederick II, Holy Roman Emperor
- Frigidus, Battle of the
- Fulk, King of Jerusalem
- Fyodor Uspensky
G
- Gabras
- Gabriel of Melitene
- Gabriel Sphrantzes
- Gaeta, Duchy of
- Gagik I of Vaspurakan
- Gagik II of Armenia
- Gainas
- Galata
- Galatia (Roman province)
- Galla (wife of Theodosius I)
- Galla Placidia
- Gallipoli (1312), Battle of
- Gallipoli, Fall of
- Gallipoli, Reconquest of
- Galeria Valeria
- Gardiki, Phthiotis
- Gardiki, Trikala
- Gardiki Castle, Corfu
- Garigliano, Battle of
- Gavinus
- Gelimer
- Gemistus Pletho
- Gennadius I, Patriarch of Constantinople
- Gennadius II Scholarius, Patriarch of Constantinople
- Gennadius (6th century)
- Gennadius (7th century)
- Genseric
- Geoffrey of Briel
- Geoffrey II of Briel
- Geoffrey of Villehardouin
- Geoffrey I of Villehardouin
- Geoffrey II of Villehardouin
- St. George (Kurbinovo), Church of
- St. George Diasoritis, Church of
- St. George (Skyros), Monastery of
- George, Emperor of Trebizond
- George I, Patriarch of Constantinople
- George I of Bulgaria
- George II Xiphilinus, Patriarch of Constantinople
- George II of Abkhazia
- George II of Bulgaria
- George (eparch)
- George Akropolites
- George Bardanes
- George Choiroboskos
- George Choumnos
- George Doukas Philanthropenos
- George Galesiotes
- George Kedrenos
- George Kleidas
- George Maniakes
- George Mouzalon
- George of Amastris
- George of Cyprus
- George of Naples
- George of Trebizond
- George Ostrogorsky
- George Pachymeres
- George Palaiologos
- George Palaiologos Kantakouzenos
- George Phakrases
- George Pisida
- George Syncellus
- George Tagaris
- Georgi Voiteh
- Georgi Voiteh, Uprising of
- Georgia (country)
- Georgia (country), History of
- Georgia, Byzantine wars with
- Geraki, Barony of
- Gerasimus I, Patriarch of Constantinople
- Germanicia
- Germanicia, Siege of
- Germanicopolis, Isauria
- Germanus I, Patriarch of Constantinople
- Germanus II, Patriarch of Constantinople
- Germanus III, Patriarch of Constantinople
- Germanus (Caesar)
- Germanus (cousin of Justinian I)
- Germanus (general under Phocas)
- Germanus (patricius)
- Germia
- Gessius
- Ghisi
- Geremia Ghisi
- Gibal
- Giorgio de' Buondelmonti
- Giovanni Colonna (died 1245)
- Giovanni Giustiniani
- Giudicati
- Gisulf I of Benevento
- Gisulf I of Salerno
- Gisulf II of Benevento
- Gjin Bua Spata
- Gjon Zenebishi
- Glarentza
- Glycerius
- Godas
- Godescalc of Benevento
- Godfrey of Bouillon
- Godfrey of Esch
- Godilas
- Golden Horn
- Göreme, Churches of
- Gordoservon
- Gothic War (535–554)
- Gradinja
- Gradislav Borilović
- Graitzas Palaiologos
- Grand Domestic
- Grasulf I of Friuli
- Gratian
- Great Lavra (Athos)
- Great Moravia
- Great Palace of Constantinople
- Great Vlachia
- Greece
- Greece, Byzantine
- Greek fire
- Greek language
- Greeks, Byzantine
- Gregoras Iberitzes
- Gregoria
- Gregory, Patriarch of Antioch
- Gregory I the Great, Pope of Rome
- Gregory I of Nazianzus, Archbishop of Constantinople
- Gregory I of Naples
- Gregory II, Pope of Rome
- Gregory II of Cyprus, Patriarch of Constantinople
- Gregory II of Naples
- Gregory III, Pope of Rome
- Gregory III Mammas, Patriarch of Constantinople
- Gregory III of Naples
- Gregory IV of Naples
- Gregory VII, Pope of Rome
- Gregory Akindynos
- Gregory Asbestas
- Gregory Gabras
- Gregory Kamateros
- Gregory Kamonas
- Gregory of Benevento
- Gregory of Dekapolis
- Gregory Pakourianos
- Gregory Palamas
- Gregory Pterotos
- Gregory Tarchaneiotes
- Gregory Taronites
- Gregory Taronites (governor of Chaldia)
- Gregory the Patrician
- Saint Gregory of Nyssa Church, Trabzon
- Grigor I of Taron
- Grimoald, King of the Lombards
- Grimoald III of Benevento
- Gritzena, Barony of
- Grubeša
- Guaimar I of Salerno
- Guaimar II of Salerno
- Guaimar III of Salerno
- Guaimar IV of Salerno
- Guaram I of Iberia
- Guaram II of Iberia
- Guaram III of Iberia
- Gubazes I of Lazica
- Gubazes II of Lazica
- Guglielmo Cavallo
- Gulf of Corinth, Battle of the
- Gulkhan-Eudokia of Georgia
- Gül Mosque
- Gunthamund
- Gunthertuch
- Gurgen I of Tao
- Gustave Schlumberger
- Guy II de la Roche
- Guy IV of Spoleto
H
- Al-Hadi
- Haemimontus
- Hagia Irene
- Hagia Sophia
- Hagia Sophia, Iznik
- Hagia Sophia, Thessaloniki
- Hagia Sophia Church, Sofia
- Hagia Sophia, Trabzon
- Hagios Demetrios
- Al-Hakim bi-Amr Allah
- Hamdanid dynasty
- Hannibalianus
- Harald Hardrada
- Haram, Battle of
- Harim, Battle of
- al-Harith ibn Jabalah
- Harun al-Rashid
- Al-Hasan ibn Ali al-Kalbi
- Al-Hasan ibn Ali Kurah
- Al-Hasan ibn Ammar
- Al-Hasan ibn Qahtaba
- Hebdomon
- Hebdomon, Cistern of the
- Hegias
- Helena, daughter of Alypius
- Helena of Constantinople
- Helena (wife of Julian)
- Helena (niece of Justin II)
- Helena Angelina Doukaina
- Helena Angelina Komnene
- Helena Argyre
- Helena Asanina Kantakouzene
- Helena Doukaina Angelina
- Helena Dragaš
- Helena Kantakouzene
- Helena Kantakouzene, Empress of Trebizond
- Helena Lekapene
- Helena Palaiologina (daughter of Demetrios Palaiologos)
- Helene Ahrweiler
- Heliodorus (philosopher)
- Helion (magister officiorum)
- Hellas (theme)
- Henotikon
- Henri Grégoire (historian)
- Henry of Flanders
- Heraclides (bishop)
- Heraclius
- Heraclius' campaign of 622
- Heraclius (brother of Tiberius III)
- Heraclius (son of Constans II)
- Heraclius of Edessa
- Heraclius the Elder
- Heraklonas
- Herbert Hunger
- Heresy
- Hermit
- Hermogenes (magister officiorum)
- Hermoniakos' Iliad
- Hero the Younger
- Hervé Frankopoulos
- Hestia Tapestry
- Hesychasm
- Hesychast controversy
- Hesychius of Miletus
- Hetaireia
- Hexagram (currency)
- Hexamilion wall
- Hexapolis of Armenia Minor
- Hierapolis
- Hierapolis, Metropolitan See of
- Hieria
- Hieria, Council of
- Hierius (consul 427)
- Hierocles (author of Synecdemus)
- Hikanatoi
- Hilandar
- Hilarion
- Hildeprand
- Hilderic
- Himerios (admiral)
- Hippiatrica
- Hippodrome of Constantinople
- Hirami Ahmet Pasha Mosque
- Hisham ibn Abd al-Malik
- Histamenon
- Historia Augusta
- Holy Apostles (Constantinople), Church of the
- Holy Apostles (Thessaloniki), Church of the
- Holy Crown of Hungary
- Holy Roman Empire
- Holy Sepulchre, Church of
- Honorius (emperor)
- Honorius I, Pope of Rome
- Hormizd (Constantinople)
- Hormizd IV
- Hosios Loukas
- Hovhannes-Smbat III of Armenia
- Hrach Bartikyan
- Hranislav
- Hugh I, Count of Vermandois
- Hugh IV, Count of Saint-Pol
- Hugh of Champlitte
- Hugo Etherianis
- Humayd ibn Ma'yuf al-Hajuri
- Huneric
- Hungary, Kingdom of
- Hungary, Byzantine war with (1127–29)
- Hyelion and Leimocheir, Battle of
- Hypatia
- Hypatius
- Hypatos
- Hyperpyron
I
- Iberia (Caucasus)
- Iberia, Principate of
- Iberian War
- Ibn al-Faqih
- Ibn al-Ikhshad
- Ibn az-Zayyat (governor of Tarsus)
- Ibn Khordadbeh
- Ibrahim Inal
- Icon
- Icon of the Annunciation, St. Catherine's Monastery
- Iconium
- Iconium, Metropolis of
- Iconodule
- Iconolatry
- Iconoclasm, Byzantine
- Idolatry
- Ignatios Glabas
- Ignatios the Deacon
- Ignatius, Patriarch of Constantinople
- Ignatius of Bulgaria
- Ikhtiyar al-Din Hasan ibn Ghafras
- Ildibad
- Illus
- Illustrius Pusaeus
- Illyricum, Diocese of
- Illyricum, Praetorian prefecture of
- Immortals (Byzantine Empire)
- Indiction
- Indulf (6th century)
- Innocent III, Pope of Rome
- Ino Anastasia
- Institutes of Justinian
- Insulae (Roman province)
- Ioannina
- Ioannina Castle
- Ioannina, Chronicle of
- Iohannes (consul 467)
- Iohannis (epic poem)
- Irene Asanina
- Irene Doukaina
- Irene Gattilusio
- Irene Kantakouzene
- Irene Komnene Doukaina
- Irene Laskarina
- Irene of Athens
- Irene of Brunswick
- Irene of Hungary
- Irene of Montferrat
- Irene of Trebizond
- Irene Palaiologina (Byzantine empress)
- Irene Palaiologina, Empress of Bulgaria
- Irene Palaiologina of Trebizond
- Irene Syrikaina
- Iron Bridge, Battle of the
- Isaac I Komnenos
- Isaac II Angelos
- Isaac Argyros
- Isaac Komnenos (brother of Alexios I)
- Isaac Komnenos (son of Alexios I)
- Isaac Komnenos (son of John II)
- Isaac Komnenos of Cyprus
- Isaac Kontostephanos
- Isaac Laskaris
- Isaac the Armenian
- Isabella of Villehardouin
- Isaias, Patriarch of Constantinople
- Isaura Nea
- Isaura Palaea
- Isauria
- Isaurian War
- Isbul
- Isidore Glabas
- Isidore of Miletus
- Isidore I, Patriarch of Constantinople
- Islam, History of
- Islamic architecture
- Italy, History of
- Ivan Alexander of Bulgaria
- Ivan Asen I of Bulgaria
- Ivan Asen II of Bulgaria
- Ivan Asen III of Bulgaria
- Ivanko of Bulgaria
- Ivan Shishman of Bulgaria
- Ivan Sratsimir of Bulgaria
- Ivan Stephen of Bulgaria
- Ivan the Russian
- Ivaylo of Bulgaria
- Ivaylo, Uprising of
- Iviron monastery
J
- Jabalah IV ibn al-Harith
- Jacob Baradaeus
- Jacopo Gattilusio
- Ja'far ibn Dinar al-Khayyat
- Jakob Philipp Fallmerayer
- James IV of Majorca
- James of Baux
- Jarrahids
- Jesus, Depiction of
- Jewish revolt against Constantius Gallus
- Jiajak Jaqeli
- Joachim the Korsunian
- Joanna I of Naples
- Joan III, Countess of Burgundy
- Joannes Zonaras
- Joannicius the Great
- John I Doukas of Thessaly
- John I Lemigius
- John I of Trebizond
- John I Orsini
- John I Tzimiskes
- John II Doukas of Thessaly
- John II Komnenos
- John II of Naples
- John II of Trebizond
- John II Orsini
- John II Platinus
- John I (II), Coptic Patriarch of Alexandria
- John II (III), Coptic Patriarch of Alexandria
- John II, Patriarch of Constantinople
- John II, Bishop of Jerusalem
- John III Doukas Vatatzes
- John III of Naples
- John III of Trebizond
- John III Rizocopus
- John III Scholasticus, Patriarch of Constantinople
- John III, Pope of Rome
- John IV, Patriarch of Alexandria
- John IV Nesteutes, Patriarch of Constantinople
- John IV, Pope of Rome
- John IV Laskaris
- John IV of Naples
- John IV of Trebizond
- John V, Pope of Rome
- John V, Patriarch of Constantinople
- John V of Naples
- John V Palaiologos
- John VI Kantakouzenos
- John VI, Pope of Rome
- John VI, Patriarch of Constantinople
- John VII Grammatikos, Patriarch of Constantinople
- John VII, Pope of Rome
- John VII Palaiologos
- John VIII Palaiologos
- John VIII Palaiologos, Medal of
- John VIII Xiphilinos, Patriarch of Constantinople
- John VIII, Pope of Rome
- John X Kamateros, Patriarch of Constantinople
- John XI Bekkos, Patriarch of Constantinople
- John XII, Patriarch of Constantinople
- John XIII Glykys, Patriarch of Constantinople
- John XIII, Pope of Rome
- John XIV Kalekas, Patriarch of Constantinople
- John XXII, Pope of Rome
- John (nephew of Vitalian)
- John Agapetus
- John Anagnostes
- John Angelos (protostrator)
- John Angelos (sebastokrator)
- John Angelus of Syrmia
- John Apokaukos
- John Apokaukos (died 1345)
- John Athalarichos
- John Axouch
- John Bagnell Bury
- John Cassian
- John Chaldos
- John Chortasmenos
- John Choumnos
- John Chryselios
- John Chrysostom
- John Cottistis
- John de lo Cavo
- John Doukas (Caesar)
- John Doukas (megas doux)
- John Doukas (sebastokrator)
- John Doukas (son of Michael II)
- John Doukas Angelos Palaiologos Raoul Laskaris Tornikes Philanthropenos Asen
- John Doukas Kamateros
- John Doukas Komnenos
- John, Duke of Durazzo
- John Eladas
- John Eugenikos
- John Gabalas
- John Geometres
- John Ionopoulos
- John Ioubes
- John Ises
- John Italus
- John Julius Norwich
- John Kantakouzenos (Caesar)
- John Kantakouzenos (despot)
- John Kantakouzenos (pinkernes)
- John Kantakouzenos (sebastos)
- John Kladas
- John Komnenos (Domestic of the Schools)
- John Komnenos (governor of Dyrrhachium)
- John Komnenos Doukas
- John Komnenos the Fat
- John Komnenos Vatatzes
- John Kontostephanos (son of Stephen)
- John Kourkouas
- John Kourkouas (catepan)
- John Kyparissiotes
- John Lazaropoulos
- John Malalas
- John Maron
- John Moschus
- John Mystacon
- John Mystikos
- John of Antioch (chronicler)
- John of Brienne
- John of Cappadocia
- John of Constantinople
- John of Conza
- John of Ephesus
- John of Epiphania
- John Palaiologos (brother of Michael VIII)
- John Palaiologos (Caesar)
- John Palaiologos (son of Andronikos II)
- John Pediasimos
- John Petraliphas
- John Phakrases
- John Phrangopoulos
- John Pitzigaudes
- John Proteuon
- John Raoul Petraliphas
- John Raphael
- John Rhadenos
- John Rogerios Dalassenos
- John Scholasticus
- John Spyridonakes
- John Synadenos (megas konostaulos)
- John Synadenos (megas stratopedarches)
- John Tarchaneiotes
- John the Armenian
- John the Deacon (Byzantine writer)
- John the Cappadocian
- John the Exarch
- John the Hunchback
- John the Iberian
- John the Lydian
- John the Orphanotrophos
- John the Rhaiktor
- John the Scythian
- St. John, Basilica of (Ephesus)
- St. John the Theologian, Monastery of
- John Troglita
- John Tzelepes Komnenos
- John Uroš
- John Vatatzes (megas stratopedarches)
- Jordanes
- Joseph I Galesiotes, Patriarch of Constantinople
- Joseph II, Patriarch of Constantinople
- Joseph Bringas
- Joseph Bryennios
- Joshua Roll
- Jovan Oliver
- Jovan Uglješa
- Jovan Vladimir
- Jovian (emperor)
- Judith Herrin
- Julian (emperor)
- Julian of Halicarnassus
- Julianus ben Sabar
- Julius Nepos
- Julius Patricius
- Junillus
- Jurisprudence
- Justa Grata Honoria
- Justin I
- Justin II
- Justin (Moesia)
- Justin (consul 540)
- Justin (general under Justinian I)
- Justinian I
- Justinian II
- Justinian (general)
- Justinian dynasty
- Justiniana Prima
- Justiniana Prima, Archbishopric of
K
- Kabbadion
- Kaisariani Monastery
- Kalamata
- Kalavrye
- Kalavrye, Battle of
- Kalavryta, Barony of
- Kalbids
- Kalenderhane Mosque
- Kaliman I of Bulgaria
- Kalokyros
- Kalokyros Delphinas
- Kaloyan of Bulgaria
- Kanikleios
- Kanstresios
- Kantakouzenos
- Karabisianoi
- Karakabaklı
- Karakalou monastery
- Karaman Castle
- Karbeas
- Kardarigan (6th century)
- Kardarigan (7th century)
- Kardia, Battle of
- Karl Eduard Zachariae von Lingenthal
- Karl Hopf
- Karl Krumbacher
- Karytaina, Barony of
- Kassandreia
- Kassia
- Kassiopi Castle
- Kastoria
- Kastrophylax
- Kastro tis Orias (ballad)
- Katakalon
- Katakalon Kekaumenos
- Kata of Georgia
- Katasyrtai, Battle of
- Katepano
- Kaykhusraw I
- Kaysites
- Kefeli Mosque
- Kephale
- Kerak
- Keratsa of Bulgaria
- Kesta Styppiotes
- Khazars
- Khosrau I
- Khosrau II
- Khurramites
- Kiev
- Kievan Rus'
- Kilij Arslan I
- Kilij Arslan II
- Kilij Arslan III
- Kızıl Kilise
- Kızlar Monastery
- Kleidion, Battle of
- Kleisoura (Byzantine district)
- Kletorologion
- Klivanion
- Klokotnitsa, Battle of
- Koca Mustafa Pasha Mosque
- Kočapar Branislavljević
- Koloneia on the Lykos
- Koloneia (theme)
- Kommerkiarios
- Komnene, daughter of Alexios I of Trebizond
- Komnenian Byzantine army
- Komnenion, Monastery of
- Komnenos
- Konostaulos
- Konstamonitou monastery
- Konstantios Doukas
- Kontakion
- Kontoleon Tornikios
- Kontoskalion
- Kontostephanos
- Kopidnadon, Battle of
- Kos
- Köse Mihal
- Kosmidion
- Kouboukleisios
- Kouropalates
- Kourtikios
- Krasos, Battle of
- Krateros (strategos of the Cibyrrhaeots)
- Krenites Arotras
- Kritai katholikoi
- Krum
- Ktenia (fortress)
- Kykkos Monastery
- Kyklobion
- Kyros of Constantinople
L
- Ladislaus II of Hungary
- Lady of Neuville
- Laguatan
- Lalakaon, Battle of
- Landulf I of Benevento
- Landulf II of Benevento
- Landulf IV of Benevento
- Landulf V of Benevento
- Lamentatio sanctae matris ecclesiae Constantinopolitanae
- Lamia (city)
- Lampsacus
- Lampsacus Treasure
- Lardea
- Large Sakkos of Photius
- Larissa
- Laskaris
- Latin Emperor
- Latin Empire
- Law, Byzantine
- Law, Roman
- Lazar of Serbia
- Lazarus Zographos
- St. Lazarus (Larnaca), Church of
- Lazia (theme)
- Lazica
- Lazic War
- Leander of Seville
- Lekapenos
- Lemnos
- Lemnos (1024), Battle of
- Leo I the Thracian
- Leo, House of
- Leo I, Pope of Rome
- Leo I, Prince of Armenia
- Leo I, King of Armenia
- Leo II (emperor)
- Leo II, Pope of Rome
- Leo II Mung
- Leo III the Isaurian
- Leo III, Pope of Rome
- Leo IV the Khazar
- Leo V the Armenian
- Leo VI the Wise
- Leo Apostyppes
- Leo Argyros (9th century)
- Leo Argyros (10th century)
- Leo Chamaidrakon
- Leo Choirosphaktes
- Leo Diogenes
- Leo Gabalas
- Leo Kalothetos
- Leo of Chalcedon
- Leo of Ohrid
- Leo of Synada
- Leo Paraspondylos
- Leo Passianos
- Leo Phokas the Elder
- Leo Phokas the Younger
- Leo Rhabdouchos
- Leo Sakellarios
- Leo Sarakenopoulos
- Leo Sgouros
- Leo Styppes, Patriarch of Constantinople
- Leo the Deacon
- Leo the Mathematician
- Leo the Physician
- Leo Tornikios
- Leo Tornikios Kontoleon
- Leo Tuscus
- Leon I of Abkhazia
- Leon II of Abkhazia
- Leonardo I Tocco
- Leonardo II Tocco
- Leonardo III Tocco
- Leontia (daughter of Leo I)
- Leontia
- Leontios
- Leontios of Neapolis
- Leontius, Patriarch of Constantinople
- Leontius (usurper)
- Leontius of Bulgaria
- Leontius of Jerusalem
- Leontius Theotokites
- Lesbos
- Levant, History of the
- Levounion, Battle of
- Liberatus of Carthage
- Liberius (praetorian prefect)
- Licario
- Licinia Eudoxia
- Limnia (Pontus)
- Lindos
- Liparit IV, Duke of Kldekari
- Little Hagia Sophia
- Liutprand, King of the Lombards
- Liutprand of Benevento
- Liutprand of Cremona
- Liuvigild
- Ljutovid of Zahumlje
- Logariastes
- Logothete
- Logothetes ton agelon
- Logothetes ton oikeiakon
- Logothetes tou dromou
- Logothetes tou genikou
- Logothetes tou praitoriou
- Logothetes tou stratiotikou
- Lombards
- Lombard–Gepid War (567)
- Lombards, Byzantine wars with the
- Longibardopoulos
- Longinus (consul 486)
- Longinus of Cardala
- Longinus of Selinus
- Longobardia
- Long Wall (Thracian Chersonese)
- Lopadion
- Loros
- Louis I, Count of Blois
- Louis I, Duke of Bourbon
- Louis VII of France
- Louis Bréhier
- Louis of Burgundy
- Louis, Prince of Taranto
- Loukas Notaras
- Loulon
- Lucania (theme)
- Lucius (consul 413)
- Luke Chrysoberges, Patriarch of Constantinople
- Luke of Steiris
- Lu'lu' al-Kabir
- Lupus Protospatharius
- Lykandos
- Lyon, Second Council of
M
- Macarius of Egypt
- Macarius, Patriarch of Constantinople
- Macedonia (region)
- Macedonia (theme)
- Macedonia, Diocese of
- Macedonian art (Byzantine)
- Macedonian dynasty
- Macedonian Renaissance
- Macedonius I, Bishop of Constantinople
- Macedonius II, Patriarch of Constantinople
- Macedonius of Thessalonica
- Madaba Map
- Magical Treatise of Solomon
- Magister militum
- Magister officiorum
- Magistros
- Magnaura
- Al-Mahdi
- Maiuma
- Majorian
- Makarios Melissenos
- Makrembolites
- Makroioannes
- Makryplagi, Battle of
- Malagina
- Malakasioi
- Malamirovo Inscription
- Maleinos
- Malik ibn Kaydar
- Malik-Shah I
- Malik Shah (Rûm)
- Mamistra, Battle of
- al-Ma'mun
- Manastır Mosque, Istanbul
- Mandator
- Mandylion
- Mangana (Constantinople)
- Manglabites
- Manjutakin
- Mani Peninsula
- Manichaeism
- al-Mansur
- Mansur ibn Lu'lu'
- Manuel I Komnenos
- Manuel I of Trebizond
- Manuel II Palaiologos
- Manuel II, Patriarch of Constantinople
- Manuel II of Trebizond
- Manuel III of Trebizond
- Manuel Angelos Philanthropenos
- Manuel Boutoumites
- Manuel Bryennios
- Manuel Charitopoulos
- Manuel Chrysaphes
- Manuel Chrysoloras
- Manuel Erotikos Komnenos
- Manuel Holobolos
- Manuel Kalekas
- Manuel Kamytzes
- Manuel Kantakouzenos
- Manuel Kantakouzenos (usurper)
- Manuel Komnenos (son of Andronikos I)
- Manuel Komnenos Doukas
- Manuel Komnenos Raoul
- Manuel Maurozomes
- Manuel Moschopoulos
- Manuel Opsaras Dishypatos
- Manuel Palaiologos
- Manuel Raoul
- Manuel Tagaris
- Manuel the Armenian
- Manuele Zaccaria
- Manzikert
- Manzikert, Battle of
- Manzikert (1054), Battle of
- Maraj-al-Debaj, Battle of
- Marash (953), Battle of
- Marcellae, Battle of
- Marcellae (756), Battle of
- Marcellinus Comes
- Marcello Tegalliano
- Marcellus (general under Justinian I)
- Marcellus (comes excubitorum)
- Marcellus (brother of Justin II)
- Marcia Euphemia
- Marcian
- Marcian (cousin of Justin II)
- Marcian (usurper)
- Marcian of Heraclea
- Marcianopolis
- Marcus (son of Basiliscus)
- Mardaites
- Margaret Mullett
- Margaret of Hungary
- Margaret of Burgundy, Queen of Sicily
- Margaret of Durazzo
- Margaret of Villehardouin
- Maria (daughter of Maurice)
- Maria (empress)
- Maria, wife of Leo III
- Maria, wife of Constantine V
- Maria Angelina Doukaina Palaiologina
- Maria Argyropoulina
- Maria-Irene Palaiologina
- Maria Komnene (Porphyrogenita)
- Maria Komnene, Queen of Hungary
- Maria Komnene, Queen of Jerusalem
- Mariam (daughter of Bagrat IV of Georgia)
- Maria of Alania
- Maria of Amnia
- Maria of Antioch
- Maria of Bulgaria
- Maria of Bulgaria, Latin Empress
- Maria of Calabria
- Maria of Gothia
- Maria of Mangup
- Maria of Trebizond
- Maria Palaiologina
- Maria Palaiologina, Queen of Serbia
- Maria Palaiologina Kantakouzene
- Maria Petraliphaina
- Marianos Argyros
- Marie de Bourbon, Princess of Achaea
- Marie of Brienne
- Marie of Champagne
- Marie de Courtenay
- Marino Dandolo
- Marinus I, Pope of Rome
- Marinus I of Naples
- Marinus II of Naples
- Marinus (praetorian prefect)
- Marj Rahit (634), Battle of
- Markos Palaiologos Iagaris
- Mark Whittow
- Marmara Sea
- Marmaritzana
- Maronite Church
- Marriage Charter of Empress Theophanu
- Martin I, Pope of Rome
- Martin IV, Pope of Rome
- Martina (empress)
- Martino Zaccaria
- Martorana
- Martyropolis
- Martyropolis (588), Battle of
- Maruli
- Marwanids
- Mary of Avesnes
- Mary of Egypt
- Mary of Hungary, Queen of Naples
- Mary, Church of (Ephesus)
- St. Mary Peribleptos, Church of
- St. Mary of Blachernae (Istanbul), Church of
- St. Mary of the Mongols, Church of
- St. Mary of the Spring (Istanbul), Church of
- Maslama ibn Abd al-Malik
- Maslama ibn Mukhallad al-Ansari
- al-Masudi
- Masuna
- Matasuntha
- Maternus Cynegius
- Matilda of Hainaut
- Matthew I, Patriarch of Constantinople
- Matthew Kantakouzenos
- Matthew Palaiologos Asen
- Maurice
- Maurice's Balkan campaigns
- Maurice Spata
- Maurikios Chartoularios
- Maurocastrum
- Mauropotamos, Battle of
- Mauros
- Mausoleum of Galla Placidia
- Maximianus, Archbishop of Constantinople
- Maximianus of Ravenna
- Maximos Kausokalybites
- Maximos Planoudes
- Maximus I, Archbishop of Constantinople
- Maximus II, Patriarch of Constantinople
- Maximus the Confessor
- Medieval architecture
- Medikion monastery
- Medina (1053–54), Siege of
- Megas archon
- Megas domestikos
- Megas doux
- Megas logariastes
- Megas logothetes
- Megas stratopedarches
- Megas tzaousios
- Mehmed I
- Mehmed II
- Melias
- Melias (Domestic of the Schools)
- Melingoi
- Melissenos
- Melite (ancient city)
- Melite (870), Siege of
- Melitene
- Melkite
- Melenikon
- Melus of Bari
- Menander Protector
- Menas, Patriarch of Constantinople
- Menaulion
- Menologion of Basil II
- Merarches
- Merobaudes (general)
- Merope (region)
- Mesazon
- Mese (Constantinople)
- Mesopotamia (Roman province)
- Mesopotamia (theme)
- Mesud I
- Meteora
- Methodius I, Patriarch of Constantinople
- Methodius II, Patriarch of Constantinople
- Methoni, Messenia
- Metrophanes II, Patriarch of Constantinople
- Michael I Rangabe
- Michael I Cerularius, Patriarch of Constantinople
- Michael I Komnenos Doukas
- Michael II
- Michael II Kourkouas, Patriarch of Constantinople
- Michael II Komnenos Doukas
- Michael III
- Michael III, Patriarch of Constantinople
- Michael IV the Paphlagonian
- Michael IV Autoreianus, Patriarch of Constantinople
- Michael V
- Michael VI Bringas
- Michael VII Doukas
- Michael VIII Palaiologos
- Michael IX Palaiologos
- Michael (son of Anastasios the logothete)
- Michael Angold
- Michael Asen I of Bulgaria
- Michael Aspietes
- Michael Astrapas and Eutychios
- Michael Attaleiates
- Michael Choniates
- Michael Choumnos
- Michael Dermokaites
- Michael Dokeianos
- Michael Doukas (protostrator)
- Michael Doukas Glabas Tarchaneiotes
- Michael Gabras
- Michael Italikos
- Michael Kaballarios
- Michael Kantakouzenos (died 1316)
- Michael Kantakouzenos (died 1264)
- Michael Kourtikios
- Michael Lachanodrakon
- Michael Maleinos
- Michael Maurex
- Michael Melissenos
- Michael Monomachos
- Michael of Synnada
- Michael of Trebizond
- Michael Palaiologos (general)
- Michael Palaiologos (son of Andronikos III)
- Michael Palaiologos (son of John V)
- Michael Panaretos
- Michael Protospatharios
- Michael Psellos
- Michael Spondyles
- Michael Stryphnos
- Michael Tarchaneiotes
- Michaelaton
- Michaelion
- Middle Ages
- Middle-Eastern archaeology
- Mihailo Vojislavljević
- Miletus
- Miletus, Metropolis of
- Miliaresion
- Milion
- Military manuals, Byzantine
- Minervina
- Mints, Byzantine
- Miracles of Saint Demetrius
- Mirdasid dynasty
- Miriarch
- Miroslava of Bulgaria
- Missorium of Theodosius I
- Mitato
- Mitso Asen of Bulgaria
- Mixobarbaroi
- Mizizios
- Mjej II Gnuni
- Mleh, Prince of Armenia
- Mocius, Cistern of
- Modestus, Patriarch of Jerusalem
- Moesia
- Moglena
- Moira (military)
- Mokissos
- Momchil
- Monasticism
- Monaxius
- Monemvasia
- Monemvasia, Chronicle of
- Monoenergism
- Monomachos (Byzantine family)
- Monomachus Crown
- Monophysitism
- Monothelitism
- Monreale
- Mons Lactarius, Battle of
- Montemaggiore, Battle of
- Montepeloso, Battle of
- Mopsuestia
- Morea
- Morea, Chronicle of the
- Morea, Despotate of the
- Morea revolt of 1453–54
- Mosaics
- Mosaics in the Middle East, Early Byzantine
- Moses the Black
- Mosynopolis
- Motella
- Mount Athos
- Mouzalon
- Mtskheta
- Muawiyah I
- Mu'awiya ibn Hisham
- Mucellium, Battle of
- Mufarrij ibn Daghfal ibn al-Jarrah
- Muflih (eunuch)
- Muflih al-Saji
- Muhammad ibn Marwan
- Muhammad ibn Shu'ayb al-Zarkun
- Muhammad ibn Tughj al-Ikhshid
- Mu'izz al-Dawla Thimal
- al-Mundhir III ibn al-Nu'man
- al-Mundhir III ibn al-Harith
- Mundus (general)
- Mu'nis al-Muzaffar
- al-Muqtadir
- Murad I
- Murad II
- Music, Byzantine
- Musokios
- Mu'tah, Battle of
- al-Mu'tasim
- al-Mutawakkil
- Mutimir of Serbia
- Mylasa and Melanoudion
- Myrelaion Monastery
- Myriokephalon, Battle of
- Mystikos
- Mystras
N
- Naissus
- Nakip Mosque
- Nakoleia
- Naples
- Naples, Duchy of
- Naples (536), Siege of
- Naples (542–43), Siege of
- Narentines
- Narjot de Toucy (died 1241)
- Narses
- Narses (general under Maurice)
- Nasar
- Nasr al-Thamali
- Nativity, Church of the
- Naum of Ohrid
- Naupactus
- Naupactus, Metropolis of
- Nauplion
- Navarrese Company
- Navy, Byzantine
- Naxos
- Naxos, Duchy of
- Nea Ekklesia
- Nea Ekklesia of the Theotokos
- Nea Moni of Chios
- Near Eastern archaeology
- Neboulos
- Nectarius, Patriarch of Constantinople
- Negroponte, Triarchy of
- Neilos Kabasilas
- Nemanjić dynasty
- Neocaesarea
- Neokastra
- Neopatras
- Neopatras, Battle of
- Neopatria, Duchy of
- Neophytus I, Patriarch of Constantinople
- Neoplatonism
- Neorion Harbour
- Neoterius
- Nephon I, Patriarch of Constantinople
- Nestorianism
- Nestor Iskander's Tale on the Taking of Tsargrad
- Nestorius
- New Rome
- Nicaea
- Nicaea, 1st Council of
- Nicaea, 2nd Council of
- Nicaea, Empire of
- Nicaea, Metropolis of
- Nicaea (727), Siege of
- Nicaea (1097), Siege of
- Nicaea (1113), Siege of
- Nicaea (1328–31), Siege of
- Nicaean–Latin Armistice of 1260
- Nicaean–Venetian Treaty of 1219
- Niccolò Gattilusio, Lord of Ainos
- Nicephorus I, Patriarch of Constantinople
- Nicephorus II, Patriarch of Constantinople
- Nicetas (cousin of Heraclius)
- Nicetas I, Patriarch of Constantinople
- Nicetas II Mountanes, Patriarch of Constantinople
- Nicetas of Heraclea
- Nicetas the Paphlagonian
- Nicetas the Patrician, Saint
- Nicholas I Mystikos, Patriarch of Constantinople
- Nicholas II Chrysoberges, Patriarch of Constantinople
- Nicholas II, Pope of Rome
- Nicholas III Grammatikos, Patriarch of Constantinople
- Nicholas III of Saint Omer
- Nicholas IV Mouzalon, Patriarch of Constantinople
- Nicholas Adontz
- Nicholas Eudaimonoioannes
- Nicholas le Maure
- Nicholas Kabasilas
- Nicholas Kallikles
- Nicholas Kanabos
- Nicholas Maliasenos
- Nicholas Mesarites
- Nicholas of Myra
- Nicholas of Stoudios
- Saint Nicholas Orphanos, Church of
- Nicholas Orsini
- Nicholas Picingli
- Nicomedia
- Nicomedia, Metropolis of
- Nicomedia, Siege of
- Nicopolis
- Nicopolis (Pontus)
- Nicopolis (theme)
- Nicopolis ad Istrum
- Nicopolis ad Nestum
- Nika riots
- Nikephorian dynasty
- Nikephoritzes
- Nikephoros I
- Nikephoros I Komnenos Doukas
- Nikephoros II Orsini
- Nikephoros II Phokas
- Nikephoros III Botaneiates
- Nikephoros (Caesar)
- Nikephoros Basilakes
- Nikephoros Bryennios (ethnarch)
- Nikephoros Bryennios the Elder
- Nikephoros Bryennios the Younger
- Nikephoros Choumnos
- Nikephoros Chrysoberges
- Nikephoros Diogenes
- Nikephoros Dokeianos
- Nikephoros Gregoras
- Nikephoros Kabasilas
- Nikephoros Kallistos Xanthopoulos
- Nikephoros Katakalon
- Nikephoros Komnenos
- Nikephoros Lykaon
- Nikephoros Melissenos
- Nikephoros Ouranos
- Nikephoros Palaiologos
- Nikephoros Parsakoutenos
- Nikephoros Phokas the Elder
- Nikephoros Phokas Barytrachelos
- Nikephoros Tarchaneiotes
- Nikephoros the Monk
- Nikephoros Xiphias
- Niketas (son of Artabasdos)
- Niketas (son of Ioube)
- Niketas Chalkoutzes
- Niketas Choniates
- Niketas Ooryphas
- Niketas Scholares
- Niketas the Persian
- Niketas Triphyllios
- Nikiou, Battle of
- Nikolaos Oikonomides
- Nikon the Metanoeite
- Nilus Kerameus, Patriarch of Constantinople
- Nilus of Rossano
- Nineveh (627), Battle of
- Niphon Kausokalybites
- Nipsistiarios
- Nisibis
- Nobilissimus
- Nomisma
- Nomophylax
- Nonnosus (historian)
- Normans
- Normans, Byzantine wars with the
- Norman conquest of southern Italy
- North Africa during Antiquity
- Nostra Segnora de Mesumundu
- Notarios
- Notitia Dignitatum
- Notitia Urbis Constantinopolitanae
- Noumeroi
- Novae
- Novel, Byzantine
- Novellae Constitutiones
- Noviodunum
- Al-Nu'man VI ibn al-Mundhir
- Numayrid dynasty
- Nymphaeum (1214), Treaty of
- Nymphaeum (1261), Treaty of
- Nymphaion (Ionia)
- Nyssa (Cappadocia)
O
- Obelisk of Theodosius
- Octoechos
- Odalar Mosque
- Odo IV, Duke of Burgundy
- Odoacer
- Oecumenius
- Ohrid
- Oikeios
- Olbia, Libya
- Old Metropolis, Veroia
- Olga of Kiev
- Olivento, Battle of
- Olybrius (consul 491)
- Olympiodorus the Younger
- Olympius (exarch)
- Omophorion
- Omurtag of Bulgaria
- Onoulphus
- Opsikion
- Opsites of Lazica
- Optimatoi
- Orhan
- Orestes (prefect)
- Origen
- Orion of Thebes
- Oros of Alexandria
- Orphanotrophos
- Orsini family
- Orso Ipato
- Oshin of Lampron
- Osman I
- Osroene
- Ostiarios
- Ostrogothic Kingdom
- Ostrogoths
- Otto I, Holy Roman Emperor
- Otto II, Holy Roman Emperor
- Otto III, Holy Roman Emperor
- Otto, Duke of Brunswick-Grubenhagen
- Ottoman Empire
- Ottoman Empire, Byzantine wars with the
- Ottoman Empire, Rise of the
- Ottoman Interregnum
- Oxford Dictionary of Byzantium
P
- Painted Churches in the Troödos Region
- Palace of the Porphyrogenitus
- Pala d'Oro
- Palaestina Prima
- Palaestina Salutaris
- Palaestina Secunda
- Palaiologos
- Palamede Gattilusio
- Palamism
- Paleologo Zaccaria
- Palermo
- Palestine
- Pammakaristos Church
- Pamphylia
- Pamprepius
- Panagia
- Panagia Apsinthiotissa
- Panagia Chalkeon, Church of
- Panagia Episkopi
- Panagia Kapnikarea, Church of
- Panagia Kera, Church of
- Panagia Mavriotissa, Monastery of
- Panagia Pantobasilissa church, Tirilye
- Panagia Protothronos, Church of
- Panagia tis Angeloktistis
- Pandulf Ironhead
- Pandulf IV of Capua
- Pandulf V of Capua
- Pankaleia, Battle of
- Pannonia (Roman province)
- Pantanassa (Athens), Church of the
- Pantanassa Monastery
- Panteleimon (Thessaloniki), Church of Saint
- Pantokrator Monastery
- Pantokratoros monastery
- Paolo Lucio Anafesto
- Paphlagonia
- Paphlagonia (theme)
- Paphlagonian expedition of the Rus'
- Papias (Byzantine office)
- Parabalani
- Paradynasteuon
- Parakoimomenos
- Paramonai
- Paraphylax
- Saint Paraskevi, Monastery of (Vikos)
- Parastaseis syntomoi chronikai
- Parathalassites
- Pardos
- Parecclesion
- Paregoritissa, Church of the
- Paris Psalter
- Paristrion
- Partitio terrarum imperii Romaniae
- Passavant, Barony of
- Patmos
- Patras
- Patras, Barony of
- Patras, Latin Archbishopric of
- Patras (805 or 807), Siege of
- Patria of Constantinople
- Patriarch of Constantinople
- Patricia Clementina
- Patricius (consul 500)
- Patrikios
- Paul I, Bishop of Constantinople
- Paul I, Pope of Rome
- Paul II, Patriarch of Constantinople
- Paul III, Patriarch of Constantinople
- Paul IV, Patriarch of Constantinople
- Paul of Alexandria, Patriarch
- Paul, Latin Patriarch of Constantinople
- Paul (father of Maurice)
- Paul (exarch)
- Paul Lemerle
- Paul of Aegina
- Paul Magdalino
- Paul Palaiologos Tagaris
- Paul the Silentiary
- Paulicianism
- Paulus (consul 496)
- Paulus (consul 512)
- Pausicacus of Synada
- Pavle of Serbia
- Pechenegs
- Pedro de San Superano
- Pegae, Battle of
- Pelagianism
- Pelagius I, Pope of Rome
- Pelagius II, Pope of Rome
- Pelagonia, Battle of
- Pelekanon, Battle of
- Pelekete monastery
- Peloponnese
- Peloponnese (theme)
- Pentapolis, Duchy of the
- Pentarchy
- Peranius
- Perbundos
- Perctarit
- Peribleptos Monastery, Mystras
- Pereyaslavets
- Pergamon
- Pergamon, Metropolis of
- Peritheorion, Battle of
- Perugia, Duchy of
- Petar of Serbia
- Peter (usurper)
- Peter (curopalates)
- Peter I of Bulgaria
- Peter II of Courtenay
- Peter, Patriarch of Constantinople
- Peter IV, Coptic Patriarch of Alexandria
- Peter IV of Bulgaria
- Peter (stratopedarches)
- Peter Barsymes
- Peter Bua
- Peter Charanis
- Peter Delyan
- Peter Delyan, Uprising of
- Peter Megaw
- Peter of Diokleia
- Peter the Hermit
- Peter the Patrician
- Peter the Wonderworker
- Petra, Lazica
- Petraki Monastery
- Petraliphas
- Petroe, Battle of
- Petronas (general)
- Petronas Kamateros
- Pharas the Herulian
- Pharsalus (1277), Battle of
- Phasis
- Phasis, Siege of
- Philadelphia
- Philadelphia, Fall of
- Philadelphia, Metropolis of
- Philagathus of Cerami
- Philanthropenos
- Philaretos Brachamios
- Philip of Swabia
- Philip of Courtenay
- Philip I, Prince of Taranto
- Philip I of Piedmont
- Philip II, Prince of Taranto
- Philip Monotropos
- Philippa of Armenia
- Philippi
- Philippi, Metropolis of
- Philippicus (general)
- Philippikos Bardanes
- Philippus, Flavius
- Philopatris
- Philotheou monastery
- Philotheos I Kokkinos, Patriarch of Constantinople
- Phocas
- Phoenice (Roman province)
- Phokas (Byzantine family)
- Phosterius
- Photeinos (strategos)
- Photinus of Thessalonica
- Photios I the Great, Patriarch of Constantinople
- Photios (Emirate of Crete)
- Phrygia
- Phthiotic Thebes
- Pinkernes
- Placidia
- Placidia Palace
- Planudes, Anthology of
- Plato (exarch)
- Plato of Sakkoudion
- Plinta
- Pliska
- Pliska, Battle of
- Plotinopolis
- Poemen
- Poimanenon, Battle of
- Poliorcetica
- Polyeuctus, Patriarch of Constantinople
- St. Polyeuctus, Church of
- Polyphengos
- Pompeius
- Pontikokastro
- Pontus
- Pontus, Diocese of
- Population of the Byzantine Empire
- Porphyrius the Charioteer
- Porta Panagia
- Pothos Argyros (11th century)
- Pothos Argyros (Domestic of the Schools)
- Praecepta Militaria
- Praejecta
- Praepositus sacri cubiculi
- Praeses
- Praetor
- Praetorian prefecture of the East
- Praulius of Jerusalem
- Preljub
- Presian I of Bulgaria
- Presian II of Bulgaria
- Preslav
- Preslav Treasure
- Prespa (medieval town)
- Pribislav of Serbia
- Primicerius
- Prinitza, Battle of
- Prisca (empress)
- Priscian of Lydia
- Priscus (general)
- Prison of Anemas
- Prisoner exchanges with the Arabs
- Probus (consul 502)
- Prochoros Kydones
- Proclus, Archbishop of Constantinople
- Proclus Oneirocrites
- Procopius (usurper)
- Procopius (magister militum)
- Procopius Anthemius
- Procopius of Caesarea
- Proedros
- Progonos Sgouros
- Prokopia
- Pronoia
- Prophet Elijah (Thessaloniki), Church of
- Prosopographisches Lexikon der Palaiologenzeit
- Prosopography of the Byzantine World
- Prosopography of the Later Roman Empire
- Prosphorion Harbour
- Protasekretis
- Prothesis (altar)
- Protonotarios
- Protospatharios
- Protostrator
- Protovestiarios
- Protovestiarites
- Pseudo-Alexios II
- Pseudo-Nonnus
- Ptolemais, Cyrenaica
- Pulcheria
- Pylai
- Pyrgion
- Pyrrhus, Patriarch of Constantinople
Q
R
- Raban, Battle of
- Radelchis I of Benevento
- Radelchis II of Benevento
- Radoslav of Duklja
- Ragnaris
- Ragusa
- Ragusa (866–868), Siege of
- Raiktor
- Rainulf Drengot
- Raoul (Byzantine family)
- Rashid al-Dawla Mahmud
- Rashidun Caliphate
- Rashiq al-Nasimi
- Raška (state)
- Ravenna
- Ravenna (729), Battle of
- Ravenna, Exarchate of
- Raymond IV, Count of Toulouse
- Raymond-Joseph Loenertz
- Raymond of Poitiers
- Raynald of Châtillon
- Red Basilica
- Red Church (Bulgaria)
- Renaissance
- Renaissance, Greek scholars in the
- Rendakis
- Renier of Montferrat
- Rhaiktor
- Rhetorius
- Rhodes
- Rhodes, Genoese occupation of
- Rhodes, Metropolis of
- Rhodian Sea Law
- Rhodope (Roman province)
- Rhodope Mountains
- Rhodopolis
- Rhynchinoi
- Rhyndacus (1211), Battle of the
- Richard Orsini
- Richard I of England
- Ricimer
- Ripa Gothica
- Rishki Pass, Battle of the
- Rita of Armenia
- Riva Castle
- Robert III of Loritello
- Robert Browning (Byzantinist)
- Robert Crispin
- Robert Graves
- Robert Guiscard
- Robert of Ketton
- Robert of Courtenay
- Robert, Prince of Taranto
- Roger I of Sicily
- Roger II of Sicily
- Roger de Flor
- Rogoi
- Roman Empire
- Roman of Bulgaria
- Romana (Jordanes)
- Romanus (exarch)
- Romanos I Lekapenos
- Romanos II
- Romanos III Argyros
- Romanos IV Diogenes
- Romanos Argyros (10th century)
- Romanos Dalassenos
- Romanos Kourkouas
- Romanos the Melodist
- Romanus (exarch)
- Rome
- Rome, Duchy of
- Rome (537–538), Siege of
- Rome (546), Sack of
- Rome (549–50), Siege of
- Romilly James Heald Jenkins
- Romuald I of Benevento
- Romuald II of Benevento
- Romulus Augustulus
- Rosamund (wife of Alboin)
- Rossano Gospels
- Rothari
- Roussel de Bailleul
- Ruben I, Prince of Armenia
- Ruben II, Prince of Armenia
- Ruben III, Prince of Armenia
- Rufinus (consul)
- Rufinus (poet)
- Rufinus (praetorian prefect)
- Rûm
- Rum, Sultanate of
- Rumelia
- Rus' people
- Rus'–Byzantine Treaty (907)
- Rus'–Byzantine Treaty (911)
- Rus'–Byzantine Treaty (945)
- Rus'–Byzantine War (941)
- Rus'–Byzantine War (1043)
- Rus' Khaganate
- Rus' Khaganate, Christianization of the
- Rusokastro, Battle of
- Rustam ibn Baradu
- Rusudan of Georgia, Empress of Trebizond
- Rynchines
S
- Sabas Asidenos
- Sabas of Stoudios
- Sabbas the Sanctified
- Sabinian, Pope of Rome
- Sabinianus (consul 505)
- Saborios
- Sacra Parallela
- Sa'd al-Dawla
- Sagudates
- Sahralanyozan
- Sa'id al-Dawla
- Sa'id ibn Hamdan
- Saint George and the Princess
- Sakellarios
- Saladin
- Salih ibn Ali
- Salih ibn Mirdas
- Salona
- Salona, Lordship of
- Salutius
- Samaritan Revolts
- Samos (theme)
- Sampson the Hospitable
- Samuel of Bulgaria
- San Giovanni Theristis
- San Vittore alle Chiuse
- Sardis
- Sardis, See of
- Sarosius
- Sarukhan, Bey of Magnesia
- Sarus, Battle of
- Sasanian (589-591), civil war of
- Sasanian dynasty
- Sasanian Empire
- Sasanian Empire, Byzantine wars with the
- Sasireti, Battle of
- Satala (530), Battle of
- Saviour, Church of the (Thessaloniki)
- Savoyard crusade
- Sayf al-Dawla
- Scholae Palatinae
- Scholasticus
- Scholia Sinaitica
- Scipuar
- Sclaveni
- Sclaviniae
- Scythia Minor
- Sebasteia
- Sebasteia (theme)
- Sebastokrator
- Sebastophoros
- Sebastopolis, Battle of
- Sebastos
- Second Crusade
- Seleucia
- Seleucia (theme)
- Seljuq dynasty
- Seljuq Turks, Byzantine wars with the
- Sena Gallica, Battle of
- Senate, Byzantine
- Senekerim-Hovhannes Artsruni
- Septimius Acindynus
- Serbia, Byzantine
- Serbia in the Middle Ages
- Serbian Despotate
- Serbian Empire
- Serblias family
- Serbo-Byzantine architecture
- Sergius I, Pope of Rome
- Sergius-Tychicus
- Severinus, Pope of Rome
- Serdica (809), Siege of
- Serena (Roman)
- Sergey Karpov
- Sergios Niketiates
- Sergius I, Patriarch of Constantinople
- Sergius I, Pope of Rome
- Sergius I of Naples
- Sergius II, Patriarch of Constantinople
- Sergius II of Naples
- Sergius III of Naples
- Sergius IV of Naples
- Sergius of Valaam
- Sergius, Patrician of Lazica
- Serres, Battle of
- Setina, Battle of
- Settepozzi, Battle of
- Seventh Ecumenical Council
- Severus of Antioch
- Şeyh Süleyman Mosque
- Sgouros Spata
- Shahin Vahmanzadegan
- Shahraplakan
- Shahrbaraz
- Shaizar, Siege of
- Shenoute
- Shibl al-Dawla Nasr
- Shirimni, Battle of
- Shivta
- Shu'ayb ibn Umar
- Sicard of Benevento
- Sicilian Vespers
- Sicily
- Sicily (theme)
- Sicily, County of
- Sicily, Emirate of
- Sicily, Kingdom of
- Sicily, Muslim conquest of
- Sico of Benevent
- Sico Protospatharios
- Siconulf of Salerno
- Siderokastron
- Siderokausia
- Sigismund of Burgundy
- Silk, Byzantine
- Silk Road
- Saint Silvia
- Simeon I of Bulgaria
- Simeon Stylites the Younger
- Simeon Stylites, Church of St.
- Simeon Stylites the Younger, Monastery of St.
- Simeon Uroš
- Simonis Palaiologina
- Simonopetra monastery
- Simplicius of Cilicia
- Sinope
- Sinope, Siege of
- Sino-Roman relations
- Sirianus
- Sirmium
- Sirmium, Battle of
- Sirmium, Siege of
- Sisinnios Triphyllios
- Sisinnius, Pope of Rome
- Sisinnius I, Archbishop of Constantinople
- Sisinnius II, Patriarch of Constantinople
- Sittas
- Sixth Ecumenical Council
- Skafida, Battle of
- Skande
- Skeuophylax
- Skiathos Castle
- Skleros
- Skopje, Battle of
- Skorta
- Slavery in the Byzantine Empire
- Smaragdus
- Smbat IV Bagratuni
- Smilets of Bulgaria
- Smiltsena Palaiologina
- Smolyani
- Smyrna
- Smyrna, Metropolis of
- Solachon, Battle of
- Solomon (Byzantine general)
- Sophia (empress)
- Sophia of Montferrat
- Sophia Palaiologina
- Sophronius of Jerusalem
- Soterioupolis
- Soumela Monastery
- Spania
- Sparta, History of
- Spatharokoubikoularios
- Spear of Destiny
- Spercheios, Battle of
- Speros Vryonis
- Sphrantzes Palaiologos
- Sporacius
- Staurakios
- Staurakios (eunuch)
- Staurakios Platys
- Stavraton
- Stavronikita monastery
- Stefan Lazarević
- Stefan Nemanja
- Stefan Nemanjić
- Stefan Vojislav
- Stelai, Battle of
- Stephanus of Byzantium
- Stephen I, Patriarch of Constantinople
- Stephen II of Amasea, Patriarch of Constantinople
- Stephen II of Naples
- Stephen III, Pope of Rome
- Stephen III of Hungary
- Stephen III of Naples
- Stephen IV of Hungary
- Stephen (son of Kalomaria)
- Stephen Držislav of Croatia
- Stephen Dragutin of Serbia
- Stephen Gabrielopoulos
- Stephen Lekapenos
- Stephen of Alexandria
- Stephen the Younger
- Stephen Uroš IV Dušan of Serbia
- Stephen Uroš V of Serbia
- Stephen Zaccaria
- Steven Runciman
- Stotzas
- Straits, Battle of the
- Stratarches
- Strategikon of Maurice
- Strategikon of Kekaumenos
- Strategios Podopagouros
- Strategius Apion
- Strategius Musonianus
- Strategos
- Strateia
- Stratelates
- Stratopedarches
- Strator
- Strez
- Strobilos
- Strumica, Battle of
- Strymon (theme)
- Strymonites
- Stylianos of Paphlagonia
- Stylianos Zaoutzes
- Suda
- Sufetula, Battle of
- Suffragia
- Suintila
- Sulayman ibn Abd al-Malik
- Sulayman ibn Hisham
- Suleiman ibn Qutulmish
- Suleiman II (Rûm)
- Sumbat I of Iberia
- Sunicas
- Sutton Hoo
- Sviatoslav I of Kiev
- Sviatoslav's invasion of Bulgaria
- Svindax, Battle of
- Sylloge Tacticorum
- Symeon Stylites of Lesbos
- Symeon the New Theologian
- Symmachus, Pope of Rome
- Symponos
- Synadenos
- Synadene, Queen of Hungary
- Syncletica of Alexandria
- Synecdemus
- Synodianos
- Synods of Rome (731)
- Synopsis Chronike (Skoutariotes)
- Syntagma Canonum
- Syracuse, Sicily
- Syracuse (827–828), Siege of
- Syracuse (868), Siege of
- Syracuse (877–878), Siege of
- Syrgiannes Palaiologos
- Syria (Roman province)
- Syria, History of
- Syriac language
T
- al-Tabari
- Tablion
- Tabor Light
- Tabula Peutingeriana
- Tactica of Emperor Leo VI the Wise
- Tactica of Nikephoros Ouranos
- Taginae, Battle of
- Tagma (military)
- Taktikon Uspensky
- Tamar of Georgia
- Tamkhosrau
- Tancred, Prince of Galilee
- Tanukhids
- Taormina
- Taranto
- Tarasius, Patriarch of Constantinople
- Tarchaneiotes
- Taron (historic Armenia)
- Taronites
- Tarsus
- Tatas tes aules
- Tatikios
- Tatzates
- Taurus (consul 428)
- Taurus Mountains
- Taxiarch
- Tayk
- Tedisio Zaccaria
- Teia
- Tekfur
- Tekfur Saray
- Telerig of Bulgaria
- Teluch
- Templon
- Teodato Ipato
- Tephrike
- Tervel of Bulgaria
- Tetarteron
- Tetraconch
- Tetrapylon
- Tetrarchy
- Thabit ibn Nasr
- Thamal al-Dulafi
- Thamar Angelina Komnene
- Thasos
- Thasos, Battle of
- Thebaid
- Thebes, Greece
- Thebes, Metropolis of
- Thekla, wife of Michael II
- Thema
- Themistius
- Theocritus (comes domesticorum)
- Theoctistus of Naples
- Theodahad
- Theodora (6th century)
- Theodora (11th century)
- Theodora, wife of Romanos I
- Theodora (wife of Theophilos)
- Theodora, daughter of Constantine VII
- Theodora Angelina (daughter of Isaac Komnenos)
- Theodora Angelina, Duchess of Austria
- Theodora Axouchina
- Theodora Doukaina Vatatzaina
- Theodora of Trebizond
- Theodora Kantakouzene
- Theodora Kantakouzene, wife of Alexios IV of Trebizond
- Theodora Kantakouzene, wife of Orhan
- Theodora Komnene
- Theodora Komnene, Duchess of Austria
- Theodora Komnene, Princess of Antioch
- Theodora Komnene Angelina
- Theodora of Alexandria
- Theodora of Arta
- Theodora of Khazaria
- Theodora Palaiologina
- Theodora Palaiologina Synadene
- Theodora Raoulaina
- Theodora Tocco
- Theodore (brother of Heraclius)
- Theodore I Calliopas
- Theodore I Laskaris
- Theodore I of Naples
- Theodore I Palaiologos
- Theodore I, Marquess of Montferrat
- Theodore I, Patriarch of Constantinople
- Theodore I, Pope of Rome
- Theodore II (exarch)
- Theodore II Laskaris
- Theodore II Palaiologos
- Theodore II Eirenikos, Patriarch of Constantinople
- Theodore Aaronios
- Theodore Abu-Qurrah
- Theodore Alyates
- Theodore Angelos
- Theodore Balsamon
- Theodore Branas
- Theodore Daphnopates
- Theodore Gabras
- Theodore Hyrtakenos
- Theodore Komnenos Doukas
- Theodore Mangaphas
- Theodore Meliteniotes
- Theodore Metochites
- Theodore of Dekapolis
- Theodore of Mopsuestia
- Theodore of Sykeon
- Theodore Palaiologos (son of Michael VIII)
- Theodore Parsakoutenos
- Theodore Philes
- Theodore Pileles Doranites
- Theodore Prodromos
- Theodore Rshtuni
- Theodore the Studite
- Theodore Styppeiotes
- Theodore Svetoslav of Bulgaria
- Theodore Synadenos
- Theodore of Dobruja
- Theodore of Tarsus
- Theodore Trithyrius
- Theodorias (province)
- Theodoric Strabo
- Theodoric the Great
- Theodorokanos
- Theodorus and Theophanes
- Theodorus Lector
- Theodosia, wife of Leo V
- Theodosian dynasty
- Theodosian Walls
- Theodosiopolis (Armenia)
- Theodosios Monomachos
- Theodosius I
- Theodosius I Borradiotes, Patriarch of Constantinople
- Theodosius I, Coptic Patriarch of Alexandria
- Theodosius II
- Theodosius III
- Theodosius III of Abkhazia
- Theodosius (son of Maurice)
- Theodosius the Cenobiarch
- Theodosius Cistern
- Theodosius the Deacon
- Theodosius the Elder
- Theodosius, Forum of
- Theodote
- Theodotos Kalothetos
- Theodotus I Kassiteras, Patriarch of Constantinople
- Theodotus II, Patriarch of Constantinople
- Theodoulos Parsakoutenos
- Theodulf of Orléans
- Theoktiste
- Theoktiste of Lesbos
- Theoktistos
- Theoktistos (magistros)
- Theoktistos Bryennios
- Theoleptos of Philadelphia
- Theopaschites
- Theophanes (chamberlain)
- Theophanes Continuatus
- Theophanes Nonnus
- Theophanes of Byzantium
- Theophanes the Branded
- Theophanes the Confessor
- Theophanes the Greek
- Theophano, wife of Staurakios
- Theophano Martiniake
- Theophano (10th century)
- Theophanu
- Theophilos (emperor)
- Theophilos Erotikos
- Theophilos Erotikos (10th century)
- Theophilos Kourkouas
- Theophilus of Adana
- Theophilus Protospatharius
- Theophobos
- Theophylact (son of Michael I)
- Theophylact Botaneiates
- Theophylact Dalassenos
- Theophylact Rhangabe
- Theophylact of Nicomedia
- Theophylact Simocatta
- Theophylact Lekapenos, Patriarch of Constantinople
- Theophylactus (exarch)
- Theotokos
- Thermantia
- Thessalonica
- Thessalonica (theme)
- Thessalonica, Kingdom of
- Thessalonica (617), Siege of
- Thessalonica (904), Sack of
- Thessalonica (995), Battle of
- Thessalonica (1004), Battle of
- Thessalonica (1014), Battle of
- Thessalonica (1040), Battle of
- Thessalonica (2nd 1040), Battle of
- Thessalonica, Empire of
- Thessalonica (1185), Sack of
- Thessalonica (1422–30), Siege of
- Thessalonica, Walls of
- Thessaly
- Thessaly, History of
- Theudebert I
- Third Crusade
- Thomais Orsini
- Thomas I, Patriarch of Constantinople
- Thomas I Komnenos Doukas
- Thomas II, Patriarch of Constantinople
- Thomas II Preljubović
- Thomas Asen Palaiologos
- Thomas Kantakouzenos
- Thomas Morosini
- Thomas Palaiologos
- Thomas the Slav
- Thoros of Edessa
- Thoros I, Prince of Armenia
- Thoros II, Prince of Armenia
- Thracia (Roman province)
- Thracian Goths
- Thrace
- Thrace (theme)
- Thrace, Diocese of
- Thracesian Theme
- Thrasamund
- Thrasimund II of Spoleto
- Three-Chapter Controversy
- Three Treatises on Imperial Military Expeditions
- Throne of Maximian
- Thumama ibn al-Walid
- Thurisind
- Thyatira
- Tiberias
- Tiberiopolis
- Tiberius II Constantine
- Tiberius III
- Tiberius (son of Constans II)
- Tiberius (son of Justinian II)
- Tiberius (son of Maurice)
- Tiberius Petasius
- Tihomir (Bulgarian noble)
- Tihomir of Serbia
- Timarion
- Timothy I, Patriarch of Constantinople
- Timothy III (IV), Coptic Patriarch of Alexandria
- Timur
- Titiopolis
- Tocco family
- Tocco, Chronicle of the
- Toklu Dede Mosque
- Tomislav of Croatia
- Tondrakites
- Toparches
- Topoteretes
- Tornikios
- Totila
- Toupha
- Tourkopouloi
- Tourma
- Trachy (currency)
- Trajanopolis
- Trajan's Gate, Battle of
- Tralleis
- Transfiguration Monastery, Kinaliada
- Trapezuntine Civil War
- Trasilla and Emiliana
- Trebizond
- Trebizond, Empire of
- Trebizond (1205–06), Siege of
- Trebizond (1222–23), Siege of
- Trebizond (1282), Siege of
- Trebizond (1461), Siege of
- Trebizond Gospel
- Tremissis
- Tribigild
- Tribonian
- Tricamarum, Battle of
- Trikala Castle
- Triptych
- Trisagion
- Triumph of Orthodoxy
- Triumph of Orthodoxy, Icon of
- Trocundus
- Troia, Apulia
- True Cross
- Tryavna, Battle of
- Tryphon, Patriarch of Constantinople
- Tsargrad
- Tughj ibn Juff
- Tulunids
- Tur Abdin
- Turahan Bey
- Turahanoğlu Ömer Bey
- Turcopole
- Turkey
- Turkic peoples
- Twenty Years' Anarchy
- Tyana
- Tyana, Siege of
- Tymandus
- Typikon
- Tyre (996–998), Revolt of
- Tzachas
- Tzangion
- Tzanichites
- Tzaousios
- Tzath II of Lazica
- Tzazo
- Tzitzak
- Tzykanisterion
- Tzympe
U
- 'Ujayf ibn 'Anbasa
- Ulfilas
- Umar
- Umar II
- Umar al-Aqta
- Umar ibn Hubayra
- Umayyad Caliphate
- Umm el-Jimal
- Umur Beg
- Units of measurement, Byzantine
- University of Constantinople
- Unknown Archont
- Upper Zohar
- Uqba ibn Nafi
- Uroš I, Grand Prince of Serbia
- Uroš II, Grand Prince of Serbia
- Ursicinus (Roman general)
- Ursus (praefectus urbi)
- Ursus of Benevento
- Usdibad
- Uthman ibn Affan
- Utigurs
- Utus, Battle of the
V
- Vahram Pahlavouni
- Vakhtang I of Iberia
- Valaris
- Valens
- Valens Aqueduct
- Valentinian dynasty
- Valentinian I
- Valentinian II
- Valentinian III
- Valentinus (usurper)
- Valeria Maximilla
- Valoi, House of
- Valona, Principality of
- Vandalic War
- Vandals
- Varangian Guard
- Varangians
- Varaztirots II Bagratuni
- Vatatzes
- Verona, Siege of
- Vasilissa ergo gaude
- Vatopedi monastery
- Vefa Kilise Mosque
- Veligosti, Barony of
- Vendemianus of Bithynia
- Venice
- Venice, Republic of
- Venice (1296–1302), Byzantine war with
- Vera von Falkenhausen
- Verina
- Versinikia, Battle of
- Vescera, Battle of
- Vestarches
- Vestes
- Vestiarion
- Vestiaritai
- Vestitor
- Vetranio
- Vettius Agorius Basilius Mavortius
- Victor of Tunnuna
- Vigilantia
- Viking
- Virgin of the Pharos, Church of
- Višeslav of Serbia
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- Vitiges
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- Vlatades Monastery
- Vodena
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- Volturnus (554), Battle of
- Vostitsa, Barony of
- Vukan, Grand Prince of Serbia
- Vukašin Mrnjavčević
W
X
- Xantheia
- Xenophontos monastery
- Xeropotamou Monastery
- Xiphilinos
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Y
Z
- Zabergan
- Zaccaria
- Zacharias Rhetor
- Zachary, Pope of Rome
- Zachlumia
- Zadar
- Zagore
- Zaharija of Serbia
- Az-Zahir
- Zealots of Thessalonica
- Zelve Monastery
- Zemarchus
- Zenevisi family
- Zeno (consul 448)
- Zeno (emperor)
- Zenonis
- Zenopolis, Isauria
- Zenopolis, Lycia or Pamphylia
- Zenopolis, Phoenicia
- Zeugaratos
- Zeyrek Mosque
- Zikideva
- Zoe Zaoutzaina
- Zoe Karbonopsina
- Zoe Porphyrogenita
- Zograf Monastery
- Zoilus, Patriarch of Alexandria
- Zoodochos Pigi Church, Dervenosalesi
- Zosimus
- Zoste patrikia
- Zvečan, Battle of
- Zygostates (Byzantine official)
Lists
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